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Digital Computer Electronics

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

XOR
OR
AND
XAND
None of these

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Digital Computer Electronics
The reduced form of the Boolean expression (A+B)(A+C) is:

A+BC
A+B+C
AC+B
None of these
AB+AC

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

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

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Digital Computer Electronics
Conversion of decimal number 2810 to it's octal number equivalent is

328
408
348
368
None of these

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Digital Computer Electronics
The number of binary bits required to represent a hexadecimal digit is

6
None of these
8
3
4

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Digital Computer Electronics
BCD numbers are useful whenever _____ information is transferred into or out of a digital system.

ASCII
decimal
hexadecimal
None of these
binary

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