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Digital Computer Electronics

Digital Computer Electronics
A logic circuit which is used to change a BCD number into an equivalent decimal number is

decoder
code converter
multiplexer
encoder
None of these

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

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

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Digital Computer Electronics
Conversion of hexadecimal number 1D7F16 to a decimal number is

555710
778110
None of these
877110
755110

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Digital Computer Electronics
Which TTL sub-family has maximum speed?

schottky-clamped TTL
standard TTL
None of these
high speed TTL
low power TTL

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Digital Computer Electronics
A _____ TTL device can sink up to 16mA and can source up to 400 MA.

Standard
Low-power
high-power
Schottky
None of these

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Digital Computer Electronics
Conversion of an octal number 1348 to a binary number is

10111002
10110112
None of these
1100112
11011002

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