Exercise: Digital Computer Electronics

Questions for: Digital Computer Electronics

How many full and half-adders are required to add 16-bit numbers?
A:
8 half-adders, 8 full-adders
B:
1 half-adders, 15 full-adders
C:
16 half-adders, no full-adders
D:
4 half-adders, 12 full-adders
Answer: B
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A combinational logic circuit which is used to send data coming from a single source to two or more separate destinations is called as
A:
decoder
B:
encoder
C:
multiplexer
D:
demultiplexer
Answer: D
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The hexadecimal number system is widely used in analyzing and programming ______
A:
registers
B:
chips
C:
microprocessors
D:
vacuum tube
Answer: C
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Conversion of binary number 1011102 to an octal number is
A:
358
B:
468
C:
568
D:
508
Answer: C
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Conversion of binary number 111112 to an octal number is
A:
358
B:
328
C:
378
D:
428
Answer: C
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