Vijay Sangwan Programming MCQs

Q. In Java, can a method throw any checked exception without declaring it using "throws"?

Q. In Java, can a "catch" block catch multiple exceptions?

Q. What will be the output of the following Java code?
class exception_handling 
{
    public static void main(String args[]) 
    {
        try 
        {
            System.out.print("Hello" + " " + 1 / 0);
        }
        finally 
        {
      System.out.print("World");         
        }
    }
}

Q. What will be the output of the following Java code?

Q. In Java, can a "finally" block be used without a "catch" block?

Q. Which keyword is used to explicitly throw an exception?

Q. In which of the following package Exception class exist?

Q. Which of the following should be true of the object thrown by a thrown statement?

Q. What will be the output of the following Java code?
class exception_handling 
        {
            public static void main(String args[])
            {
                try 
                {
                    int a = 1;
                    int b = 10 / a;
                    try 
                    {
                         if (a == 1)
                             a = a / a - a;
                         if (a == 2) 
                         {
                             int c[] = {1};
                             c[8] = 9;
                         }
                    }
                    finally 
                    {
                        System.out.print("A");
                    }
                }
                catch (Exception e) 
                {
                        System.out.println("B");
                }
            }
        }

Q. In Java, can a subclass inherit constructors from its superclass?

Q. What will be the result after compiling this code?
class SuperClass{
      public int doIt(String str, Integer... data)throws Exception{
            String signature = "(String, Integer[])";
            System.out.println(str + " " + signature);
            return 1;
      }
}

public class Test extends SuperClass{
      public int doIt(String str, Integer... data){
            String signature = "(String, Integer[])";
            System.out.println("Overridden: " + str + " " +signature);
            return 0;
      }

      public static void main(String... args){
            SuperClass sb = new Test();
            sb.doIt("hello", 3);
      }
}

Q. What will be the output?
class One{
      final int a = 15;
}

class Two extends One{
      final int a = 20;
}

public class Test extends Two{
      final int a = 30;

      public static void main(String args[]){
            Test t = new One();
            System.out.print(t.a);
      }
}

Q. What will be the output of the following Java code?
class A 
{
    int i;
    void display() 
    {
        System.out.println(i);
    }
}    
class B extends A 
{
    int j;
    void display() 
    {
        System.out.println(j);
    }
}    
class method_overriding 
{
    public static void main(String args[])
    {
        B obj = new B();
        obj.i=1;
        obj.j=2;   
        obj.display();     
    }
}

Q. What will be the output of the following Java program? (Note: inputoutput.java is stored in the disk.)
import java.io.*;
class filesinputoutput 
{
    public static void main(String args[]) 
    {
        InputStream obj = new FileInputStream("inputoutput.java");
        System.out.print(obj.available());
    }
}

Q. What happens when a constructor is defined for an interface?

Q. In Java, can an interface have static methods with implementations?

Q. What is the output for the below code?
interface A{
      public void printValue();
}

public class Test{
      public static void main (String[] args){
            A a1 = new A(){
                         public void printValue(){
                               System.out.println("A");
                         }
                   };
            a1.printValue();
      }
}

Q. The same import package/class be called twice in java?

Q. What will be the output of the following Java program?
public class BoxDemo
{
    public static <U> void addBox(U u, 
    java.util.List<Box<U>> boxes)
    {
       Box<U> box = new Box<>();
       box.set(u);
       boxes.add(box);
    }
    public static <U> void outputBoxes(java.util.List<Box<U>> boxes) 
    {
        int counter = 0;
        for (Box<U> box: boxes) 
        {
            U boxContents = box.get();
            System.out.println("[" + boxContents.toString() + "]");
            counter++;
        }
    }
    public static void main(String[] args)
    {
        java.util.ArrayList<Box<Integer>> listOfIntegerBoxes = new java.util.ArrayList<>();
        BoxDemo.<Integer>addBox(Integer.valueOf(0), listOfIntegerBoxes);
        BoxDemo.outputBoxes(listOfIntegerBoxes);
    }
}

Q. Java system properties can be set at runtime.

Q. What is true about the setProperties method?

Q. What will be the output of the following Java program?
class newthread implements Runnable 
{
Thread t;
    newthread() 
    {
        t = new Thread(this,"My Thread");
        t.start();
}
}
class multithreaded_programing 
{
    public static void main(String args[]) 
    {
        new newthread();        
    }
}

Q. What is JVM?

Q. What will be the output of the following Java program?
class Output 
{
     public static void main(String args[]) 
    {
        double x = 2.0;  
        double y = 3.0;
        double z = Math.pow( x, y );
        System.out.print(z);
    }
}

Q. Which of these is an correct way of defining generic class?

Q. Which of these access specifiers can be used for a class so that its members can be accessed by a different class in the different package?

Q. What is the length of the application box made in the following Java program?
import java.awt.*;
import java.applet.*;
public class myapplet extends Applet
{
    Graphic g;
    g.drawString("A Simple Applet",20,20);    
}

Q. What will be the output of the following Java program?
class newthread implements Runnable 
{
Thread t;
    newthread() 
    {
        t = new Thread(this,"My Thread");
        t.start();
}
public void run() 
    {
  System.out.println(t.getName());
}
}
class multithreaded_programing 
{
    public static void main(String args[]) 
    {
        new newthread();        
    }
}

Q. Determine output:
class A{
      public void printValue(){
            System.out.println("Value-A");
      }
}
class B extends A{
      public void printNameB(){
            System.out.println("Name-B");
      }
}
class C extends A{
      public void printNameC(){
            System.out.println("Name-C");
      }
}

public class Test{
      public static void main (String[] args){
            B b = new B();
            C c = new C();
            newPrint(b);
            newPrint(c);
      }
      public static void newPrint(A a){
            a.printValue();
      }
 }

Q. What will be printed after executing following program code?
class Base{
 int value = 0;
        Base(){
         addValue();
        }
        void addValue(){
         value += 10;
        }
        int getValue(){
         return value;
        }
}
class Derived extends Base{
 Derived(){
  addValue();
 }
 void addValue(){
  value +=  20;
 }
}
public class Test{
 public static void main(String[] args){
  Base b = new Derived();
  System.out.println(b.getValue());
 }
}

Q. Which of these is correct way of calling a constructor having no parameters, of superclass A by subclass B?

Q. What will be the output of the following Java program?
class Alligator 
{
 public static void main(String[] args) 
  {
  int []x[] = {{1,2}, {3,4,5}, {6,7,8,9}};
  int [][]y = x;
  System.out.println(y[2][1]);
  }
}

Q. In Java, which access modifier allows a method to be accessed from any class in any package?

Q. Which of the below is not a Java Profiler?

Q. What will be the output of the following Java code?
class box 
{
    int width;
    int height;
    int length;
    int volume;
    void finalize() 
    {
        volume = width*height*length;
        System.out.println(volume);
    }
    protected void volume() 
   {
        volume = width*height*length;
        System.out.println(volume);
   } 
}    
class Output 
{ 
    public static void main(String args[])
    {
        box obj = new box();
        obj.width=5;
        obj.height=5;
        obj.length=6;
        obj.volume();
    } 
}

Q. Which of the following is a bitwise operator in Java?

Q. What is the value of the expression false || true in Java?

Q. Which operator is used to invert all the digits in a binary representation of a number?

Q. What will be the output of the following Java program?

Q. Can 8 byte long data type be automatically type cast to 4 byte float data type?

Q. Which of this statement is incorrect?

Q. What will be the output of the following Java code?

Q. Which of this method of class StringBuffer is used to get the length of the sequence of characters?

Q. What is the purpose of the Arrays.fill() method in Java?

Q. What is the output of the following code?
public class Test{
        public static void main(String args[]){
                double[] myList = {1, 5, 5, 5, 5, 1};
                double max = myList[0];
                int indexOfMax = 0;
                for(int i = 1; i < myList.length; i++){
                        if(myList[i] > max){
                                max = myList[i];
                                indexOfMax = i;
                        }
                }
                System.out.println(indexOfMax);
        }
}

Q. What is the access level of a class member with no access modifier specified in Java?

Q. What is the keyword used to declare a class that cannot be instantiated and can only be extended?

Q. Which access modifier allows a class member to be accessed within the same package and its subclasses?

Q. In Java, which access modifier allows a class member to be accessed from any class, even outside the package?

Q. Determine output:
public class InitDemo{
 static int i = demo();
 static{
                System.out.print(i);
        }
 InitDemo(){
  System.out.print("hello1");
 }
 public static void main(String... args){
                System.out.print("Hello2");
 }
  static int demo(){
         System.out.print("InsideDemo");
  return 10;
 }
}

Q. Determine output:
class A{
 {
  System.out.print("b1 ");
 }
 public A(){
  System.out.print("b2 ");
 }
}

class B extends A{
 static{
  System.out.print("r1 ");
 }
 public B(){
  System.out.print("r2 ");
 }
 {
  System.out.print("r3 ");
 }
 static{
  System.out.print("r4 ");
 }
}

public class Test extends B{
 public static void main(String[] args){
  System.out.print("pre ");
  new Test();
  System.out.println("post ");
 }
}

Q. What is the default value of a char variable in Java if it's not explicitly initialized?

Q. Are enums are type-safe?

Q. What will be the output of the following Java code?
class A 
{
    final public int calculate(int a, int b) { return 1; } 
} 
class B extends A 
{ 
    public int calculate(int a, int b) { return 2; } 
} 
 public class output 
 {
    public static void main(String args[]) 
    { 
        B object = new B(); 
        System.out.print("b is " + b.calculate(0, 1));  
    } 
}

Q. Which of these can be returned by the operator &?

Q. Which of the following are legal lines of Java code?
1. int w = (int)888.8;
2. byte x = (byte)100L;
3. long y = (byte)100;
4. byte z = (byte)100L;

Q. What is the synonym for REAL?

Q. For which of these is the startup option best suited?

Q. The statement that constructs a branching flow-control construct is . . . . . . . .

Q. The information about table index characteristics is stored in which table of INFORMATION_SCHEMA?

Q. What is the synonym for CHARACTER SET?

Q. The DBI API for Perl is . . . . . . . .

Q. Is duplicate entry of other attributes are allowed in SQL?

Q. The stored-routine privileges are contained in . . . . . . . .

Q. The variable used to set table alias names as non case sensitive is . . . . . . . .

Q. Which API provides the lowest level interface to the server?

Q. How many of the following do not support 'BIT' data type?
MyISAM, MEMORY, NDB

Q. Which system variable enables mysqld to keep more tables open simultaneously?

Q. Which is more efficient?
LOAD DATA, INSERT

Q. Any client in the client/server architecture of MySQL can change how the server behaves in relation to itself without impact on other clients.

Q. The expression '2 BETWEEN 2 AND 5' results in . . . . . . . .

Q. The log that identifies statements that may be in need of being rewritten for better performance is . . . . . . . .

Q. In which mode of search is the search string parsed into words and the search looks for rows?

Q. For which of these storage engines are configuration options always built?

Q. Which table option for MyISAM tables reduces index flushing?

Q. What is the minimum value stored by signed TINYINT?

Q. What will be the output of the following MySQL command?
SELECT *
FROM employee
WHERE (title=’HEAD TELLER’) OR (start_date=2013-01-24);

Q. The default case sensitivity of database and table names depends on . . . . . . . .

Q. What will be the output of the following MySQL command?
SELECT emp_id, fname, lname
FROM employee
WHERE title=’HEAD TELLER’ AND start_date=2008-11-24;

Q. What is InnoDB in the following MySQL code?
CREATE TABLE student (
  name CHAR(30),
  student_id INT,
  PRIMARY KEY (student_id)
 ) ENGINE = InnoDB;

Q. The use of table level locks is always useful in MyISAM tables.

Q. Increasing the value of which system variable enables mysqld to keep more tables open simultaneously?

Q. What will be the output of the following MySQL command?
SELECT *
FROM person
WHERE emp_id = NULL;

Q. Which keyword is used to search through natural language fulltext?

Q. Which mode prevents entry of the 'zero' date value in strict mode?

Q. The datatype SMALLINT stores . . . . . . . .

Q. The MySQL APIs are libraries to connect applications to database servers.

Q. Which statement is used to delete an existing row from the table?

Q. What will be the output of the following MySQL statement?
SELECT *
FROM employee
WHERE lname LIKE ‘F%’ OR lname LIKE ‘%T’;

Q. The place where the server stores its databases and status files are called the data directory.

Q. Which command is used to redefined the mysql delimiter?

Q. Which clause is used to "filter out unwanted Groups"?

Q. The join in which all the rows from the right table appear in the output irrespective of the content of the other table is . . . . . . . .

Q. What is the synonym for last_insert_id session variable?

Q. For failure, mysql_query() returns . . . . . . . .

Q. Which among the following is the correct syntax for defining "Constraint Check" in Mysql?

Q. The file that can be used to execute multiple compile statements is . . . . . . . .

Q. Which Numeric Data type has the largest range?

Q. CGI stands for . . . . . . . .

Q. fetchrow_hashref() returns reference to hash of row values keyed by . . . . . . . .

Q. For which table does 'REPAIR TABLE' not work?

Q. The most restrictive among the following is . . . . . . . .
mysql_query(), mysql_real_query()

Q. Which declaration doesn't use the same number of bytes and consumption of bytes depends on the input data?

Q. What will be the result of the following MySQL command?
WHERE end_date IS NULL 
AND NOT (title=’teller’ OR start_date < ‘2007-01-01’)

Q. Which of the following should you use if you want all the slides in the presentation to have the same 'look'?

Q. to insert a hyperlink in a slide

Q. What's the easy way to apply varied animations to test on slides

Q. How many columns can you insert in a word document in maximum?

Q. When typing in Preeti font all the Ukars turn to something else? What's the cause?

Q. The word processor in MS office suite is

Q. Microsoft Word, Microsoft Excel, and Microsoft PowerPoint are the part of

Q. Which tool is used to generate printout of a table\'s structure?

Q. What is the significance of NiFi's "Data Provenance Repository"?

Q. What is the role of Apache NiFi's "FlowFile" in data flow management?

Q. In Apache NiFi, what does the term "processor" refer to?

Q. In Apache NiFi, what is the primary function of the "RouteText" processor?

Q. What is the primary purpose of NiFi's "SplitText" processor?

Q. How can you secure the communication between a Hadoop client and the ResourceManager?

Q. What is the purpose of Hadoop's HDFS Trash feature in a security context?

Q. How does Hadoop's HDFS Access Control Lists (ACLs) differ from traditional Unix file permissions?

Q. What role does the Hadoop CredentialProvider API play in securing Hadoop credentials?

Q. How does Hadoop's HDFS Trash feature contribute to security?

Q. How does Hadoop's Secure DataNode Communication enhance the security of a Hadoop cluster?

Q. What role does the Hadoop CredentialProvider API play in securing sensitive information in Hadoop?

Q. PCollection, PTable, and PGroupedTable all support a . . . . . . . . operation.

Q. Point out the correct statement.

Q. Point out the correct statement.

Q. Point out the correct statement.

Q. New . . . . . . . . type enables Indexing and searching of date ranges, particularly multi-valued ones.

Q. Point out the correct statement.

Q. . . . . . . . . is a write-only protocol that cannot be parsed by Thrift.

Q. Point out the wrong statement.

Q. Crunch uses Java serialization to serialize the contents of all of the . . . . . . . . in a pipeline definition.

Q. . . . . . . . . is responsible for maintaining groom server status.

Q. Apache . . . . . . . . provides direct queries on self-describing and semi-structured data in files.

Q. What is the purpose of the HBase Bulk Loading feature?

Q. In HBase, what is the role of the HBase Bloom Filter Compound feature?

Q. In HBase, what is the role of the HBase Compaction Thread?

Q. In HBase, what is the primary purpose of the HBase Online Schema Change?

Q. In HBase, what is the purpose of the HBase Block Encoding?

Q. What is the significance of the Oozie Decision node in a workflow?

Q. What is the purpose of the Oozie Coordinator Dataset?

Q. In Oozie, what does the term "action" refer to?

Q. In Oozie, what is the significance of the "ok to" and "error to" properties in a workflow?

Q. Ambari provides a . . . . . . . . API that enables integration with existing tools, such as Microsoft System Center.

Q. In Hive, what is the role of the STORED BY clause in a CREATE TABLE statement?

Q. . . . . . . . . are encoded as a series of blocks.

Q. Avro supports . . . . . . . . kinds of complex types.

Q. Which of the following compression is similar to Snappy compression?

Q. Avro schemas are defined with . . . . . . . .

Q. Point out the wrong statement.

Q. Which of the following format is more compression-aggressive?

Q. What is the purpose of the Pig Latin STORE statement in Apache Pig?

Q. . . . . . . . . operator is used to view the step-by-step execution of a series of statements.

Q. In Sqoop, what is the purpose of the "--warehouse-dir" option in an import command?

Q. To register a "watch" on a znode data, you need to use the . . . . . . . . commands to access the current content or metadata.

Q. A . . . . . . . . grants initial permissions, and subsequently a user may or may not be given the permission to grant/revoke permissions.

Q. Which of the following interface is implemented by Sqoop for recording?

Q. . . . . . . . . text is appropriate for most non-binary data types.

Q. What is the role of the Hadoop JobClient in a MapReduce job?

Q. What is the primary function of the Hadoop Partitioner in a MapReduce application?

Q. In a MapReduce program, what is the purpose of the Hadoop OutputCommitter?

Q. Point out the wrong statement.

Q. Point out the correct statement.

Q. All of the following accurately describe Hadoop, EXCEPT . . . . . . . .

Q. . . . . . . . . is general-purpose computing model and runtime system for distributed data analytics.

Q. Which of the following platforms does Hadoop run on?

Q. According to analysts, for what can traditional IT systems provide a foundation when they're integrated with big data technologies like Hadoop?

Q. What is the purpose of the MapReduce "Combine" phase?

Q. The . . . . . . . . option allows you to copy jars locally to the current working directory of tasks and automatically unjar the files.

Q. Streaming supports streaming command options as well as . . . . . . . . command options.

Q. Which of the following Hadoop streaming command option parameter is required?

Q. . . . . . . . . class allows the Map/Reduce framework to partition the map outputs based on certain key fields, not the whole keys.

Q. In Hadoop, what does the term "DataNode" represent?

Q. What is the role of the TaskTracker in Hadoop?

Q. Which component of Hadoop is responsible for resource management?

Q. Which of the following method add a path or paths to the list of inputs?

Q. The split size is normally the size of a . . . . . . . . block, which is appropriate for most applications.

Q. The . . . . . . . . provides a proxy between the web applications exported by an application and an end user.

Q. The Char data type can store . . . . . . . .

Q. The behavior are represented by . . . . . . . .

Q. The BorderStyle property of each label, that identify other controls, is generally set to . . . . . . . .

Q. What will be in Msg after the following code is evaluated?

Q. What will be the output of the following Visual Basic code?

Q. The main property of . . . . . . . ., is LoadPicture and resize the picture .

Q. A Radio button can be directly accessed from the keyboard using a . . . . . . . .

Q. Pressing the enter key when the button is on focus produces . . . . . . . .

Q. An application communicates with the user through . . . . . . . .

Q. Instead of entering the Option statements in the Code Editor window, you also can enter in the . . . . . . . .

Q. The subscripts are . . . . . . . . than the row and column in which the element is located.

Q. To covert a number from one data type to another, you use the . . . . . . . .

Q. Following are the concatenation operator

Q. . . . . . . . . property is used set width and height of images .

Q. The . . . . . . . . symbol is used to take a decision in the flowchart.

Q. What is a class definition?

Q. Arranging data in a specific order is called as . . . . . . . .

Q. If the tryparse method determines that the string cannot be converted to the data type, it assigns . . . . . . . . to the variable.

Q. . . . . . . . . is generally used to emphasize the text.

Q. In VB, The Len function returns an integer value which is the length of a phrase or a sentence, including the empty spaces.

Q. . . . . . . . . is the process of adding a number to the value stored in a value.

Q. Which statement is used to define a class in visual basic?

Q. It is inappropriate to assign access keys to . . . . . . . .

Q. The actions such as click, double-click, scrolling etc are . . . . . . . .

Q. Use the . . . . . . . . to verify the tab order control in the interface.

Q. In Visual Basic, which of the following method converts a string to a number?

Q. Which of the following is used to write a stream of characters in Visual Basic?

Q. In the Visual Basic application, which of the following are listed in a properties window?

Q. Declaring a variable tell the computer to allocate a memory space that can be accessed by the variable name. The size of the memory space depends on?

Q. Two procedures can have procedure-level variable whose names are same.

Q. The Cancel Button's procedure is accessed by . . . . . . . . key.

Q. What is the result of the expression 10-5>3*4-2?

Q. In R, what is the syntax for the for loop?

Q. Which of the following object is masked from 'package: stats'?

Q. Which method is used to send the same request and response objects to another servlet in RequestDispacher ?

Q. Purpose of Static Factory Method?

Q. Is Session a thread-safe object?

Q. Which type of ServletEngine is a server that includes built-in support for servlets?

Q. Which of these method of httpd class is used to write UrlCacheEntry object into local disk?

Q. Which of these method of DatagramPacket is used to obtain the byte array of data contained in a datagram?

Q. What alternatives exist to embedding Java code directly within the HTML markup of your JSP page?

Q. What does the 'chown' command do in Linux?

Q. Which command is used to view system logs in Linux?

Q. Which of the following commands is used to display the system's hostname?

Q. Which of the following commands is used to change the system's time zone in Linux?

Q. Which of the following commands is used to view a file in a compressed format (gzip)?

Q. Which command is used to view the contents of a compressed file without extracting it?

Q. Which command is used to create a new directory in Linux?

Q. Which command is used to check disk usage in Linux?

Q. Which Linux command is used to view running processes?

Q. Which Linux command is used to create a new directory?

Q. Which command is used to display the manual pages of a command in Linux?

Q. Which of the following is the default shell in most Linux distributions?

Q. Which keyword is used to declare a constant variable in C++?

Q. Which C++ feature allows a function to be redefined in a derived class?

Q. What is the default return type of the 'main()' function in C++?

Q. What is the output of the following C++ code?

int x = 10;
cout << ++x;

Q. Which of the following is the correct way to define a function with an override specifier in C++?

Q. What is the output of the following code snippet? int x = 10; int y = 20; cout << (x >>= 1);

Q. Which of the following C++ classes is used for handling input and output?

Q. Which of the following data types can store floating-point numbers in C++?

Q. Which of the following C++ features is used to achieve polymorphism?

Q. What is the purpose of the 'this' pointer in C++?

Q. What will be the output of the following code?

int x = 5;
int y = 2;
cout << x % y;

Q. Which of the following is the correct way to define a function with a const pointer parameter in C++?

Q. What is the output of the following code snippet? int x = 10; int y = 0; cout << (x || y);

Q. What is the output of the following code snippet? int x = 10; int y = 20; cout << (x + y);

Q. What is the output of the following code snippet? int x = 10; int y = 20; cout << (x < y);

Q. Which of the following is the correct way to define a constructor in C++?

Q. Which of the following is the correct way to declare a constant in C++?

Q. Which of the following is used to define a macro in C++?

Q. Which of the following is a keyword in C++?

Q. What will be the output of the following code?

int a = 5;
cout << ++a;

Q. What does the 'continue' statement do in a loop in Python?

Q. Which function is used to get the length of a string in Python?

Q. What is the output of the following Python code: print(2 * 3 + 5)?

Q. What is the correct file extension for Python files?

Q. What is the purpose of the 'docker-compose config --hash' command?

Q. Which Docker command is used to stop and remove all containers?

Q. Which of the following is true about Docker containers?

Q. What does the 'docker tag' command do?

Q. Which Docker component manages the network configuration of containers?

Q. Which of the following is true about Docker Compose?

Q. What is the purpose of the 'docker-compose scale' command?

Q. Which of the following statements is correct about Docker Swarm?

Q. How can you view the processes running inside a Docker container?

Q. Which Docker command is used to list the available Docker volumes?

Q. What is the purpose of the 'docker exec' command?

Q. What is the purpose of the 'docker tag' command?

Q. Which Docker command is used to build images from a Dockerfile?

Q. How do you get information about a specific Docker image?

Q. Which of the following is a valid Docker network type?

Q. Which command is used to view Docker system-wide information?

Q. What is the default network driver used by Docker?

Q. What is the difference between 'docker stop' and 'docker kill'?

Q. What is the purpose of the 'docker exec' command?

Q. What is a Docker registry?

Q. Which command removes stopped containers, networks, and volumes created by Docker Compose?

Q. Which of the following is NOT a valid service type in Docker Compose?

Q. What is the purpose of the STOPSIGNAL instruction in a Dockerfile?

Q. Which command is used to list all Docker images on the local machine?

Q. Which command is used to pull an image from Docker Hub?

Q. Which command is used to build a Docker image from a Dockerfile?

Q. The standard ASCII characters have numeric values from ‐‐‐ to ‐‐‐‐

Q. Which of the following is a UML constituents

Q. ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐ refers to the linking of procedure call to the code to be executed in response to the call.

Q. What are the basic run time entities in an object oriented program?

Q. The process by which objects of one class acquire the properties of objects of another class is called ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐ .

Q. Which one is the Object Oriented Programming language?

Q. ‐‐‐‐‐ function can only be called by another function that is a member of its class.

Q. Calling a member function by using its name from another member function of the same class is known as ‐‐‐‐‐‐

Q. A white space is :

Q. The continue statement

Q. It is a __________ error to pass arguments to a destructor.

Q. A function with the same name as the class, but preceded with a tilde character (~) is called __________ of that class.

Q. Which of the following statement is correct?

Q. Which of the following statements is correct when a class is inherited publicly?

Q. How many objects can be created from an abstract class?

Q. Which of the following type of data member can be shared by all instances of its class?

Q. A private member function can be called by another function that is a member of a class is called

Q. The empty virtual function are called

Q. Which of the following is correct in C++?

Q. Which of the following is not a type of Constructor?

Q. What is used to read from the console in C++?

Q. Derived class is also known as

Q. What is the shortest command to take you to your home directory?

Q. Java supports input/output of data through the classes included in the _______ package: a) jav

Q. printf("%d%d", book.price, book.page);

Q. In switch statement, each case instance value must be _______?

Q. What is the output of the following program?
D = {1 : 1, 2 : '2', '1' : 1, '2' : 3}
D['1'] = 2
print(D[D[D[str(D[1])]]])

Q. What is the output of the following program?
L = [1, 3, 5, 7, 9]
print(L.pop(-3), end = ' ')
print(L.remove(L[0]), end = ' ')
print(L)

Q. What is the output of the following program?
import sys
L1 = tuple()
print(sys.getsizeof(L1), end = " ")
L1 = (1, 2)
print(sys.getsizeof(L1), end = " ")
L1 = (1, 3, (4, 5))
print(sys.getsizeof(L1), end = " ")
L1 = (1, 2, 3, 4, 5, [3, 4], 'p', '8', 9.777, (1, 3))
print(sys.getsizeof(L1))

Q. What is the output of the following program : print '{0:-2%}'.format(1.0 / 3)

Q. Output of following program?
#include <iostream>
using namespace std;
int fun(int=0, int = 0);
int main()
{
cout << fun(5);
return 0;
}
int fun(int x, int y)
{
return (x+y);
}

Q. Which of the following operator functions cannot be global?

Q. Which of the following is FALSE about references in C++?

Q. String class have a concat() function that is used to _____________________

Q. What do container adapter provide to interface?

Q. Which interface in the container is required for storage management?

Q. Attempting to throw an exception that is not supported by a function call results in calling _____________ library function.

Q. The value 132.54 can be represented using which data type?

Q. Which type is best suited to represent the logical values?

Q. What does an escape code represent?

Q. Which utility is used for checking the health of an HDFS file system?

Q.                      is a CPU emulator and virtual machine monitor

Q. Which of the following can be identified as cloud

Q. Network bottlenecks occur when              data sets must be transferred

Q. Which of the following should be placed in second lowermost layer for the following figure ?

Q. In                the virtual machine simulates hardware, so it can be independent of the underlying system hardware.

Q. The technology used to distribute service requests to resources is referred to as

Q. Process that prevents someone from denying that she accessed resource

Q. RFID stand for                 .

Q.                                  is a paradigm of distributed computing to provide the customers on-demand, utility based computing service.

Q.                  has many of the characteristics of what is now being called cloud computing.

Q. a website with an audio interface that can be accessed through a telephone call

Q. The system is notified of a read or write operation by

Q. In memory-mapped I/O

Q. Does publish() method accepts arbitrary arguments.

Q. A file in HDFS that is smaller than a single block size

Q.   computing refers to applications and services that run on a distributed network using virtualized resources.

Q. AWS reaches customers in _countries.

Q. RestTemplate class method which performs an HTTP HEAD operation.

Q. Which of the following is storage data interchange interface for stored data objects?

Q. Amazon Machine Images are virtual appliances that have been packaged to run on the grid of          nodes.

Q. Which of the following is the most refined and restrictive service model?

Q. Which of the following is a payment processing system by Google?

Q. The Hadoop MapReduce framework spawns one map task for each                       generated by the InputFormat for the job.

Q. Sun also has the Hadoop Live CD                  project, which allows running a fully functional Hadoop cluster using a live CD.

Q. Amazon Web Services (AWS) is an example of______________________

Q. _________ is a service that creates and manages virtual network interfaces.

Q. In para-virtualization, VMs run on hypervisor that interacts with the hardware.

Q. Which of the following service is provided by Google for online storage ?

Q. The term '‘loud’ in cloud-computing refers to ______.

Q. Google Docs is a type of cloud computing.

Q. What’s the most popular use case for public cloud computing today?

Programming Portal MCQs [354]