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Digital Computer Electronics

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

None of these
GaAS
CMOS
NMOS
TTL

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Digital Computer Electronics
What logic function is obtained by adding an inverter to the output of an AND gate?

NAND
NOR
XOR
None of these
OR

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Digital Computer Electronics
Conversion of binary number 10100002 to an octal number is

None of these
1198
1018
1208
1118

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Digital Computer Electronics
Which of the following boolean algebra statements represent commutative law

A+BB+A
(A+B)+CA+(B+C)
A+AA
None of these
(B+C)(A.B)+(A.C)

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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.

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

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Digital Computer Electronics
Conversion of binary number 10010102 to to its decimal number is

7410
7210
None of these
9710
6310

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