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Computer Science - Computer Fundamentals

Exercise : Computer Fundamentals - Section 9
1.
In negative logic, the logic state 1 corresponds to
negative voltage
zero voltage
more negative voltage
lower voltage level
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Which of the following is a part of the Central Processing Unit?
Printer
Keyboard
) Mouse
Arithmetic Logic Unit
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
The least expensive OCR units can read
hand printed numbers
machine printed numbers
marks
handwriting
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
The input unit of a computer
feeds data to the CPU or memory
retrieves data from CPU
directs all other units
All of the above
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
File specification books are created primarily for the use of
systems analysts
programmers
operators
managers
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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