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Digital Computer Electronics

Digital Computer Electronics
In boolean algebra, the overbar stands for the NOT operation, the plus sign stands for the _____ operation.

None of these
AND
OR
NOR
NAND

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Digital Computer Electronics
A preliminary guide for comparing the simplicity of logic circuits is to count the number of input _____ leads.

wire
None of these
All of these
bus
gate

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

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Digital Computer Electronics
The term sum-of-products in boolean algebra means

The OR function of several OR functions
The OR function of several AND functions
None of these
The AND function of several OR functions
The AND function of several AND functions

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Digital Computer Electronics
Conversion of decimal number 9910 to hexadecimal number is

816
5016
6316
None of these
6116

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Digital Computer Electronics
How many full and half-adders are required to add 16-bit numbers?

4 half-adders, 12 full-adders
None of these
1 half-adders, 15 full-adders
8 half-adders, 8 full-adders
16 half-adders, no full-adders

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