Computer Science - Computer Fundamentals

1. 

In negative logic, the logic state 1 corresponds to

A. negative voltage
B. zero voltage
C. more negative voltage
D. lower voltage level
E. None of the above

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

2. 

Which of the following is a part of the Central Processing Unit?

A. Printer
B. Keyboard
C. ) Mouse
D. Arithmetic Logic Unit
E. None of the above

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

3. 

The least expensive OCR units can read

A. hand printed numbers
B. machine printed numbers
C. marks
D. handwriting
E. None of the above

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

4. 

The input unit of a computer

A. feeds data to the CPU or memory
B. retrieves data from CPU
C. directs all other units
D. All of the above
E. None of the above

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

5. 

File specification books are created primarily for the use of

A. systems analysts
B. programmers
C. operators
D. managers
E. None of the above

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

1 2 3 4 5 6 7 8 9 10 Next »