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

12. Conversion of binary number 1101100111111000₂ to hexadecimal number is

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

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

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

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

15. A demultiplexer is also known as

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