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Digital Computer Electronics

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

None of these
GaAS
TTL
CMOS
NMOS

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Digital Computer Electronics
For an input pulse train of clock period T, the delay produced by an n stage shift register is

2nT
(n+l)T
None of these
nT
(n-l)T

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Digital Computer Electronics
A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.

positive, negative
None of these
negative, positive
hexa, sign
sign, hexa

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Digital Computer Electronics
_____ is the fastest logic family; it's used in high-speed applications.

ECL
MOS
None of these
TTL
DTL

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Digital Computer Electronics
Conversion of an octal number 608 to binary number is

1100002
11001102
None of these
100112
11001112

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Digital Computer Electronics
The 2764 is 65,536-bit EPROM organized as 8,192 words of 8 bits each. How many address lines does it have?

13
None of these
8
12
14

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