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Digital Computer Electronics

Digital Computer Electronics
A half-adder adds _____ bits

10
2
16
None of these
8

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Digital Computer Electronics
Consider as RS flip-flops with both inputs set to 0. If a momentary '1' is applied at the input S, then the output

None of these
Q will flip from 0 to 1 and then back to 0
Q will flip from 0 to 1
Q will flip from 0 to 1 and then back to 0
Q will flip from 0 to 1

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Digital Computer Electronics
A preliminary guide for comparing the simplicity of logic circuits is to count the number of input _____ leads.

bus
None of these
All of these
gate
wire

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

16
63
32
None of these
38

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Digital Computer Electronics
What logic function is obtained by adding an inverter to the output of an AND gate?

OR
XOR
None of these
NAND
NOR

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Digital Computer Electronics
Which of the following boolean algebra statements represent commutative law

(A+B)+CA+(B+C)
None of these
A+BB+A
A+AA
(B+C)(A.B)+(A.C)

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