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Digital Computer Electronics

Digital Computer Electronics
Which of the following Boolean algebra rules is wrong?

None of these
1 + A = 1
A + A = A
1 . x = 1
0 + A = A

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Digital Computer Electronics
When an inverter is placed between both inputs of an SR flip-flop, the resulting flip-flop is

None of these
D flip-flop
JK flip-flop
Master slave JK flip-flop
T flip-flop

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Digital Computer Electronics
Conversion of decimal number 2810 to it's octal number equivalent is

368
None of these
348
328
408

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Digital Computer Electronics
_____dominates the LSI field, and _____ is used extensively where lowest power consumption is necessary.

MOSFET, PMOS
None of these
PMOS, CMOS
NMOS, PMOS
NMOS, CMOS

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

OR
None of these
XOR
NOR
NAND

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Digital Computer Electronics
A NAND gate is equivalent to an AND gate followed by an inverter. All inputs must be _____ to get a low output

high
low
some low and some high
None of these
0's

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