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Digital Computer Electronics

Digital Computer Electronics
Which of the following logic families use bipolar transistors?

NMOS
TTL
GaAS
None of these
CMOS

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Digital Computer Electronics
Conversion of an octal number 1368 to hexadecimal number is

70000000000000000
5A16
50000000000000000
5D16
None of these

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Digital Computer Electronics
A shift register can be used for:

digital delay line
parallel to serial conversion
None of these
serial to parallel conversion
All of these

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Digital Computer Electronics
The functional capacity of SSI devices is

12 to 99 gates
100 to 10,000 gates
None of these
1 to 11 gates
more than 10,000 gates

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Digital Computer Electronics
A shift register moves the _____ left or right. Serial loading means storing a word in a shift register by entering _____ bit per clock pulse. With parallel or broadside loading, it takes only one _____ pulse to load the input word.

None of these
light, eight, clock
right, eight, clock
bits, one, clock
bits, one, register

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Digital Computer Electronics
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

encoder
None of these
demultiplexer
decoder
multiplexer

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