6. Conversion of an octal number 20₈ to its binary number is

A. 10000₂
B. 10111₂
C. 10110₂
D. 11110₂
E. None of the above

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7. Which of the following is a system programming language for micro-computers in the Intel family.

A. LOGO
B. SNOBOL
C. PCM
D. PL/1
E. None of the above

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8. Which of the following can be output by a computer?

A. graphics
B. voice
C. text
D. computer-usable data or information
E. All of the above

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9. Sequential file organization is most appropriate for which of the following applications?

A. grocery-store checkout
B. bank checking accounts
C. payroll
D. airline reservations
E. None of the above

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10. Who is called the “grand father” of the computer?

A. Blaise Pascal
B. Charles Babbage
C. Joseph Jacquard
D. Dr. Herman Hollerith
E. None of the above

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