6. A billionth of a second is defined as a:
A. millisecond
B. microsecond
C. nanosecond
D. picoseconds
E. None of the above
7. Which of the following is not currently a topic in computer science?
A. Speech recognition
B. Artificial intelligence
C. Thermodynamics
D. Multiprocessing
E. None of the above
8. Where have the program and data to be located before the ALU and control unit of a computer can operate on it?
A. Internal memory
B. Secondary memory
C. Microprocessor
D. Magnetic tapes
E. None of the above
9. When was Apple Macintosh II microcomputer introduced in the market?
A. 1964
B. 1970
C. 1983
D. 1986
E. None of the above
10. Control Unit of a digital computer is often called the
A. Clock
B. Nerve center
C. ICs
D. All of the above
E. None of the above
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