Question # 1

The 4-bit 2‟s complement representation of “+5” is _____________

Choose an answer

1010

1110

1011

0101

Flip flops are also called _____________

Choose an answer

Bi-stable dualvibrators

Bi-stable transformer

Bi-stable multivibrators

Bi-stable singlevibrators

A synchronous decade counter will have _______ flip-flops.

Choose an answer

3

4

7

10

The sequence of states that are implemented by a n-bit Johnson counter is

Choose an answer

n+2 (n plus 2)

2n (n multiplied by 2)

2n (2 raise to power n)

n2 (n raise to power 2)

in ____________, all the columns in the same row are either read or written.

Choose an answer

Sequential Access

MOS Access

FAST Mode Page Access

None of given options

At T0 the value stored in a 4-bit left shift was “1”. What will be the value of register after three clock pulses?

Choose an answer

2

4

6

8

Demultiplexer is also called.

Choose an answer

Data selector

Data router

Data distributor

Data encoder

Q2 :=Q1 OR X OR Q3 The above ABEL expression will be

Choose an answer

Q2:= Q1 $ X $ Q3

Q2:= Q1 # X # Q3

Q2:= Q1 & X & Q3

Q2:= Q1 ! X ! Q3

Stack is an acronym for _________

Choose an answer

FIFO memory

LIFO memory

Flash Memory

Bust Flash Memory

The output of an XOR gate is zero (0) when __________ I) All the inputs are zero II) Any of the inputs is zero III) Any of the inputs is one IV) All the inputs are one.

Choose an answer

I Only

IV Only

I and IV only

II and III only

Caveman number system is Base ______ number system

Choose an answer

2

5

10

16

____________ is said to occur when multiple internal variables change due to change in one input variable.

Choose an answer

Clock Skew

Race condition

Hold delay

Hold and Wait

The alternate solution for a multiplexer and a register circuit is _________

Choose an answer

Parallel in / Serial out shift register

Serial in / Parallel out shift register

Parallel in / Parallel out shift register

Serial in / Serial Out shift register

In _______ the Q output of the last flip-flop of the shift register is connected to the data input of the first flipflop.

Choose an answer

Moore machine

Meally machine

Johnson counter

Ring counter

The output of an XNOR gate is 1 when ____________ . I) All the inputs are zero II) Any of the inputs is zero III) Any of the inputs is one IV) All the inputs are one.

Choose an answer

I Only

IV Only

I and IV only

II and III only

WHEN BOTH THE INPUTS OF EDGE-TRIGGERED J-K FLOP-FLOP ARE SET TO LOGIC ZERO.

Choose an answer

THE FLOP-FLOP IS TRIGGERED

Q=0 AND Q‟=1

Q=1 AND Q’=0

THE OUTPUT OF FLIP-FLOP REMAINS UNCHANGED

The output of the expression F=A.B.C will be Logic ________ when A=1, B=0, C=1

Choose an answer

Undefined

One

Zero

No Output as input is invalid

DRAM stands for __________

Choose an answer

Dynamic RAM

Data RAM

Demoduler RAM

None of given options

More Classes

Other Links

CS-302 Quiz Preparation Virtual University MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer