In which of the following base systems is 123 not a valid number ?
(A) Base 10
(B) Base 16
(C) Base8
(D) Base 3
A NAND gate is called a universal logic element because______________?
(A) it is used by everybody
(B) any logic function can be realized by NAND gates alone
(C) all the minization techniques are applicable for optimum NAN
(D) gate realization
Most of the digital computers do not have floating point hardware because_____________?
(A) floating point hardware is costly
(B) it is slower than software
(C) it is not possible to perform floating point addition by hardware
(D) of no specific reason.
The purpose of resistance in the emitter circuit of a transistor amplifier is to _________________?
(A) Limit the maximum emitter current
(B) Provide base-emitter bias
(C) Limit the change in emitter current
(D) None of the above
Excess-3 code is known as_________________?
(A) Weighted code
(B) Cyclic redundancy code
(C) Self-complementing code
(D) Algebraic code
In case of OR gate, no matter what the number of inputs, a____________________?
(A) 1 at any input causes the output to be at logic 1
(B) 1 at any input causes the output to be at logic 0
(C) 0 any input causes the output to be at logic 0
(D) 0 at any input causes the output to be at logic 1
A debouncing circuit is________________?
(A) an astable MV
(B) a bistable MV
(C) a latch
(D) a monostable MV
An AND gate will function as OR if________________?
(A) all the inputs to the gates are “1”
(B) all the inputs are ‘0’
(C) either of the inputs is “1”
(D) all the inputs and outputs are complemented
NAND gates are preferred over others because these__________________?
(A) have lower fabrication area
(B) can be used to make any gate
(C) consume least electronic power
(D) provide maximum density in a chip