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Digital Computer Electronics
Exercise: Digital Computer Electronics
📂 Digital Computer Electronics
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Questions for: Digital Computer Electronics
Conversion of binary number 1001001
2
to hexadecimal is
A:
40
16
B:
39
16
C:
49
16
D:
42
16
Answer:
C
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A combinational logic circuit which is used when it is desired to send data from two or more source through a single transmission line is known as
A:
encoder
B:
decoder
C:
multiplexer
D:
demultiplexer
Answer:
C
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How many inputs signals can a gate have?
A:
one
B:
more than one
C:
two only
D:
both (a) and (b)
Answer:
D
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Conversion of an octal number 143
8
to its decimal number is
A:
90
10
B:
971
10
C:
99
10
D:
107
10
Answer:
C
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_____dominates the LSI field, and _____ is used extensively where lowest power consumption is necessary.
A:
NMOS, PMOS
B:
PMOS, CMOS
C:
NMOS, CMOS
D:
MOSFET, PMOS
Answer:
C
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