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Digital Computer Electronics

Digital Computer Electronics
Computers use thousands of flip-flops. To coordinate the overall action, a common signal called the _____ is sent to each flip-flop.

master
clock
latch
None of these
slave

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Digital Computer Electronics
Which of the following logic expression is wrong?

1+0+1 = 1
1 + 0=1
1 + 1 + 1 = 1
1 + 1=0
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?

1110000
1111
1111111
None of these

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Digital Computer Electronics
The control and arithmetic-logic sections are called the _____

Central Processing Unit
Input / Output Unit
Control Unit
None of these
Block diagram

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Digital Computer Electronics
Digital design often starts by constructing a _____ table.

None of these
Truth
Two-stage
Two-dinensional
Standard

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Digital Computer Electronics
Small-scale integration, abbreviated _____ refers to fewer than 12 gates on the same chip. Medium-scale integration (MSI) means 12 to 100 gates per chip. And large-scale integration (LSI) refers to more than _____ gates per chip.

SSI, 1000
SSI, 10000
SSI, 100
None of these
SSI, 75

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