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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 1128 to hexadecimal number is

2016
5A16
4A16
None of these
1516

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Digital Computer Electronics
A bus is a group of _____ carrying digital signals.

registers
None of these
gates
transistors
wires

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Digital Computer Electronics
An OR gate can be imagined as

MOS transistors connected in series
switches connected in series
switches connected in parallel
None of these
All of these

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Digital Computer Electronics
An AND gate has 7 inputs, what is the only input word that produces a 1 output?

None of these
1110000
1111
1111111

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

XOR
OR
XAND
AND
None of these

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Digital Computer Electronics
Which of the following logic families has the highest noise immunity?

None of these
DTL
HTL
TTL
RTL

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