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Which among following is not necessary for working of a standalone computer ?

  • RAM
  • Hard Drive
  • Operating System
  • LAN card

Answer: Option D

Similar Questions :

1. What is maximum digit we can use in octal system ?

  • 5
  • 6
  • 7
  • 8

Answer: Option C

Explanation:

Octal system uses 8 digits from 0 to 7.

2. Directory structure in windows is ?

  • Flat
  • Hierarchical
  • Both of above
  • None of above

Answer: Option C

3. Which of following is used to create table ?

  • DML
  • DDL
  • DCL
  • QCL

Answer: Option B

Explanation:

DDL means Data Definition Language,

DML means Data Manipulation Language,

DCL means Data Control Language.

4. In current presentation which short cut key inserts a new slide ?

  • Ctrl+N
  • Ctrl+M
  • Ctrl+V
  • Ctrl+Y

Answer: Option B

5. Which of following alphabet can not be part of a hexadecimal digit ?

  • A
  • L
  • F
  • E

Answer: Option B

Explanation:

In hexadecimal number system we can use alphabets from A to F, i.e. A,B,C,D,E,F

Read more from - Computer Awareness Questions Answers - Set 2
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