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Digital Computer Electronics

Digital Computer Electronics
The m-bit parallel adder consists of:

m full adders
None of these
m/2 full adders
(m+1) full adders
m-1 full adders

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

None of these
NOR
OR
XOR
NAND

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Digital Computer Electronics
Conversion of decimal number 9310 to hexadecimal number is

5D16
2D16
3116
None of these
6216

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Digital Computer Electronics
De Morgan's second therm says that NAND gate is equivalent to a bubbled _____ gate.

AND
XOR
XAND
OR
None of these

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

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

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

encoder
None of these
multiplexer
code converter
decoder

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