IT for Business and Management MCQs and Notes

A

Admin • 37.39K Points
Coach

Q 1. Internet works on

  • (A) packet switching
  • (B) circuit switching
  • (C) both (a) and (b)
  • (D) none of the above.

S

Shiva Ram • 30.44K Points
Instructor I

Q 2. Internet access by transmitting digital data over the wires of a local telephone network is provided by

  • (A) leased line
  • (B) digital subscriber line
  • (C) digital signal line
  • (D) none of the above

P

Praveen Singh • 36.81K Points
Coach

Q 3. To join the internet, the computer has to be connected to a

  • (A) internet architecture board
  • (B) internet society
  • (C) internet service provider
  • (D) none of the mentioned

V

Vinay • 28.75K Points
Instructor II

Q 4. DBMS helps achieve

  • (A) data independence
  • (B) centralized control of data
  • (C) neither a nor b
  • (D) both a and b

V

Vikash Gupta • 33.56K Points
Instructor I

Q 5. Grant and revoke are ....... statements.

  • (A) ddl
  • (B) tcl
  • (C) dcl
  • (D) dml

V

Vikash Gupta • 33.56K Points
Instructor I

Q 6. Key to represent relationship between tables is called

  • (A) primary key
  • (B) secondary key
  • (C) foreign key
  • (D) none of the above

V

Vikash Gupta • 33.56K Points
Instructor I

Q 7. A ......... is used to define overall design of the database

  • (A) schema
  • (B) application program
  • (C) data definition language
  • (D) code

P

Priyanka Tomar • 35.28K Points
Coach

Q 8. Data independence means

  • (A) data is defined separately and not included in programs.
  • (B) programs are not dependent on the physical attributes of data
  • (C) programs are not dependent on the logical attributes of data
  • (D) both b and c

P

Priyanka Tomar • 35.28K Points
Coach

Q 9. The collection of information stored in a database at a particular moment is called as ......

  • (A) schema
  • (B) instance of the database
  • (C) data domain
  • (D) independence

P

Priyanka Tomar • 35.28K Points
Coach

Q 10. An advantage of the database management approach is

  • (A) data is dependent on programs
  • (B) data redundancy increases
  • (C) data is integrated and can be accessed by multiple programs
  • (D) none of the above

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