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Digital Computer Electronics

Digital Computer Electronics
The hexadecimal digits are 0 to 9 and A to _____

G
None of these
E
F
D

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Digital Computer Electronics
The number of input words in a truth table always equals _____ where n is the number of inputs bits.

8n
10n
2n
None of these
4n

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Digital Computer Electronics
Conversion of an octal number 1108 to its decimal number is

11010
None of these
7210
7010
7310

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

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

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Digital Computer Electronics
What is the 2's-complement representation of -24 in a 16-bit microcomputer?

0001 0001 1111 0011
1111 1111 1110 0111
0000 0000 0001 1000
None of these
1111 1111 1110 1000

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Digital Computer Electronics
A combinational logic circuit which generates particular binary word or number is

decoder
encoder
multiplexer
demultiplexer
None of these

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