Digital Computer Electronics – Section 4

11. Conversion of decimal number 9910 to hexadecimal number is

A. 6316
B. 816
C. 6116
D. 5016
E. None of the above

Correct Answer:  A. 6316

12. Conversion of binary number 11011001111110002 to hexadecimal number is

A. D8F816
B. A8B916
C. 78916
D. D9F816
E. None of the above

Correct Answer:  D. D9F816

13. When the LOAD input of a buffer register is active, the input word is stored on the next positive _____ edge.

A. clock
B. pulse
C. register
D. transistor
E. None of the above

Correct Answer:  A. clock

14. Addition of 1101011012, 1110111012, 0001111112, 1001011012, 1111101112 is

A. 10110101110102
B. 11110110000102
C. 10001010001012
D. 010010000000102
E. None of the above

Correct Answer:  A. 10110101110102

15. A demultiplexer is also known as

A. data selector
B. data distributor
C. multiplexer
D. encoder
E. None of the above

Correct Answer:  B. data distributor

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