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Digital Computer Electronics

Digital Computer Electronics
A microcomputer is a computer that uses a _____ for its CPU.

microprocessor
vacuum tube
chips
registers
None of these

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Digital Computer Electronics
A combinational logic circuit which is used when it is desired to send data from two or more source through a single transmission line is known as

None of these
demultiplexer
encoder
decoder
multiplexer

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Digital Computer Electronics
What logic function is produced by adding an inverter to each input and the output of an AND gate?

XOR
NOR
OR
NAND
None of these

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Digital Computer Electronics
The ALU carries out arithmetic and logic operations. It processes _____ numbers rather than decimal numbers.

None of these
All of these
hexadecimal
binary
decimal

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Digital Computer Electronics
FETs are used in linear ICs to:

(a) and (b) above
None of these
increase input resistance
provide large resistances
increase device complexity

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Digital Computer Electronics
How many full adders are required to construct an m- bit parallel adder?

m-1
m/2
m+1
None of these
m

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