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Digital Computer Electronics

Digital Computer Electronics
An OR gate has 6 inputs. What is the only input word that produces a 0 output?

None of these
111111
111
111000

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Digital Computer Electronics
How many bits are required to encode all twenty six letters ten symbols, and ten numerals?

None of these
5
3
6
2

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Digital Computer Electronics
The digits used in a binary number system are _____ and _____

None of these
1 and 2
3 and 4
9 and 0
0 and 1

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

AND
XOR
None of these
XAND
OR

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Digital Computer Electronics
When a transistor is cut off or saturated, transistor _____ have almost no effect

None of these
variations
wave
stage
circuits

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Digital Computer Electronics
The 7400 series, also called standard TTL, contains a variety of SSI and _____ chips that allow us to build all kinds of digital circuits and systems.

None of these
MSI
MOS
MOSFET
LSI

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