Pradeep Sikarwar Programming MCQs

Q. In ConcurrentHashMap – once thread locks one segment for updation it doesn’t allow the other thread to perform updations in the same segment till lock isn’t released on the segment

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. Which interface should be implemented for sorting on basis of many criteria’s?

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. Which allows the storage of a null key and null values?

Q. Which of those allows duplicate elements?

Q. Methods such as reverse, shuffle are offered in:

Q. java.util.Collections is a:

Q. Which of those doesn’t have an index based structure?

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. What will be the output of the following code

Q. Bootstrap uses what?

Q. ___________ provides a set of stylesheets that provide basic style definition for HTML components.

Q. Grid system and responsive design come standard with __________ pixel wide grid layout.

Q. Sass stands for

Q. __________ is used instead of less for stylesheets

Q. Does bootstrap 4 supports Sass and flexbox.

Q. Do bootstrap 3 supports Google chrome.

Q. Bootstrap 4 has how many versions?

Q. Which bootstrap uses flat design?

Q. Which bootstrap has twelve column responsive grid layout system?

Q. Bootstrap was originally named as

Q. __________ stars and __________forks are there in bootstrap.

Q. Bootstrap is a front end development only.

Q. Bootstrap is used for __________

Q. What is the default layout of the Bootstrap form?

Q. Glyphicons in Bootstrap are used for

Q. Is it true that the Bootstrap grid system works across multiple devices?

Q. Which of the following class in Bootstrap is used to create a label?

Q. Which of the following is correct method to add a success button?

Q. Which of the following class is used to add a heading to the panel?

Q. Which of the following is the correct syntax to insert search icon?

Q. Which of the following plugin is used to create a tooltip?

Q. Which of the following class in Bootstrap is used to indicate the uppercased text?

Q. Which of the following class in Bootstrap is used for creating the small size modals?

Q. Which of the following class in Bootstrap is used for creating the large size modals?

Q. The class used for creating the small size wells is

Q. The class used for creating the large size wells is

Q. Which of the following class in Bootstrap is used to create a well?

Q. The class in Bootstrap which is used to specify the collapsible elements is

Q. Which of the following will not return a value?

Q. ___ have the return type void?

Q. What does the following statement mean?

Q. Choose the incorrect option

Q. What is the output of this program?

Q. Identify the incorrect option.

Q. In which type do the enumerators are stored by the compiler?

Q. Which of the following is the parameter used to invoke the Audio() constructor?

Q. Which of the following is not the property of the video tag?

Q. The primary purpose of the array map() function is that it

Q. Which of the following attributes are common to both audio and video?

Q. Which of the following elements are used to include audio?

Q. What will be the output of following Javascript code:

Q. What will be the output of following Javascript code:

Q. Which is a possible way of finding all the img elements in the document?

Q. What will happen if reverse() and join() methods are used simultaneously ?

Q. What will be the output of following Javascript code:

Q. When is JavaScript called obtrusive?

Q. To which of these enumerators can be assigned?

Q. What will happen when defining the enumerated type?

Q. The pop() method of the array does which of the following task ?

Q. Consider the following code snippet . What will be the result?

Q. What is the purpose of image replacement?

Q. Which HTML element is used to include images?

Q. Consider the code snippet given below
 What is the observation made?

Q. Which of the following uses a lot of CPU cycles?

Q. Which variable does equals in size with enum variable?

Q. What is the advantage of the code produced graphics being smaller than the images themselves?

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