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Digital Computer Electronics

Digital Computer Electronics
Instead of counting with binary numbers, a ring counter uses words that have a single high _____

gate
None of these
chip
bytes
bit

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Digital Computer Electronics
The simplified form of the Boolean expression (X + Y + XY)(X + Z) is

XY + YZ
X + Y + Z
None of these
XZ + Y
X + YZ

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Digital Computer Electronics
The functional difference between SR flip-flop and JK flip-flop is that

JK flip-flop accepts both inputs 1
JK flip-flop has a feed back path
JK flip-flop does not require external clock
None of these
JK flip-flop is faster than SR flip-flop

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Digital Computer Electronics
A half-adder is also known as:

NAND circuit
None of these
EX-OR circuit
NOR circuit
AND circuit

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Digital Computer Electronics
A shift register moves the _____ left or right. Serial loading means storing a word in a shift register by entering _____ bit per clock pulse. With parallel or broadside loading, it takes only one _____ pulse to load the input word.

None of these
light, eight, clock
bits, one, register
right, eight, clock
bits, one, clock

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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
1111111
1110000
1111

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