Computer Objective Question 24

1) What three files are essential in the main memory of computer ?

  1. MS-DOS,MSI.SYS,DOT.COM
  2. MSIO.SYS,MSDOS.SYS,COMMAND.COM
  3. MSO.SYS,MSDOS/YSS,COMMAND.COM
  4. MS.DOS,MS.SYS,COMMAND.COM

Ans:- (B)

2) It is a step by step process that undergoes many step to load the files

  1. Loading
  2. accessing
  3. booting
  4. starting

Ans:- (C)

3) It is a collection of logically related information

  1. Folder
  2. Information
  3. Processing
  4. File

Ans:- (D)

4) These DOS commands are loaded in the primary memory of the computer

  1. Internal
  2. External
  3. Both 'a' and 'b'
  4. None of these

Ans:- (A)

5) It is used when more that one file is to be used from one directory

  1. Will cards
  2. Wild cards
  3. Wind card
  4. Wilt cards

Ans:- (B)

6) Data representation in a computer uses the number system.

  1. Decimal
  2. Number
  3. Binary
  4. Integers

Ans:- (C)

7) The basic architecture of computer was developed by

  1. John Von Neumann
  2. Charles Babbage
  3. Blaise pascal
  4. Gorden moore

Ans:- (A)

8) 1 megabyte (MB) equal to

  1. 220 bytes
  2. 1kilo KB
  3. Both 'a' and 'b'
  4. 1024 bytes

Ans:- (C)

9) 1 kilobyte (KB) equal to

  1. 1000 bits
  2. 1024 bits
  3. 1020 bits
  4. 1030 bits

Ans:- (B)

10) The result of the subtraction (1011)2 –(0010)2 is

  1. 0001
  2. 1001
  3. 1011
  4. 1111

Ans:- (B)

11) The binary equivalent of decimal numbers 98 is

  1. 1110001
  2. 1110100
  3. 1100010
  4. 1111001

Ans:- (C)

12) The product of two binary numbers (1011) and (1001) is

  1. 1100001
  2. 1010100
  3. 000100
  4. 100100

Ans:- (A)

13) A byte represents can be represented by

  1. 10 bits
  2. 40 bits
  3. 8 bits
  4. 22 bits

Ans:- (C)

14) A(n) hexadigit can be represented by

  1. Three binary (consecutive) bits
  2. Fou binary (consecutive) bits
  3. Eight binary (consecutive) bits
  4. None of these

Ans:- (B)

15) When a key is pressed on the keyboard , which standard is used converting the keystroke into the corresponding bits ?

  1. ANSL
  2. ASCLL
  3. EBCDIC
  4. ISO

Ans:- (A)

16) CPU can directly understand this language

  1. C
  2. C++
  3. Assembly
  4. Java

Ans:- (C)

17) Which language is CPU dependent

  1. C
  2. Assembly
  3. Java
  4. All except java

Ans:- (D)

18) Languages which can easily interact with the hardware are called

  1. High level languages
  2. Low level languages
  3. Middle level languages
  4. None of these

Ans:- (B)

19) How many bits are there is ASCII codes

  1. 8
  2. 10
  3. 12
  4. 16

Ans:- (A)

20) Machine languages.........

  1. Is the languages is which programs were first written
  2. Is the only languages understood by the computer
  3. Differs from one type of computer to another
  4. All of the above

Ans:- (D)

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