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Digital Computer Electronics

Digital Computer Electronics
Address 200H contains the byte 3FH. What is the decimal equivalent of 3FH

63
16
32
None of these
38

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Digital Computer Electronics
The output of the following gate is 1 only if at least one of its inputs is 0.

AND gate
NOR gate
OR gate
NAND gate
None 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?

1111
1110000
1111111
None of these

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Digital Computer Electronics
A flip-flop is a _____ element that stores a binary digit as a low or high voltage.

bus
chip
I/O
memory
None of these

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Digital Computer Electronics
An OR gate can be imagined as

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

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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
OR
XOR
NAND
NOR

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