Computer Fundamentals – Section 15

1. The 2’s complement number of 110010 is

A. 001101
B. 110011
C. 010011
D. All of the above
E. None of the above

Correct Answer: E. None of the above

2. The purpose of an application program is to

A. Convert program written in high level language to machine language
B. Meet specific user needs
C. Allow the operating system to control resources better
D. Make off-line equipment run better
E. None of the above

Correct Answer: B. Meet specific user needs

3. Which of the following translate back from machine code something resembling the source language

A. Interpreter
B. Compiler
C. Assembler
D. Decompiler
E. None of the above

Correct Answer: D. Decompiler

4. Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?

A. Napier
B. Babbage
C. Pascal
D. Leibnitz
E. None of the above

Correct Answer: D. Leibnitz

5. Serial access memories are useful in applications where

A. data consists of numbers
B. short access time is required
C. each stored word is processed differently
D. data naturally needs to flow in and out in serial form
E. None of the above

Correct Answer: D. data naturally needs to flow in and out in serial form

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