DCF I SEM MCQ Test 2024

BCD stands for

• binary coded decimal

• binary common decimal

• basic carrier decimal

• based counter decimal

The 10's complement of (4136)10 is

• 5841

• 5864

• 5844

• 5874

A register is a group of _____ suitable for storing binary information.

• counters

• adders

• flip-flops

• substractors

What is the octal equivalent of the binary number 10111101?

• 675

• 275

• 572

• 573

Ripple counters are sometimes called

• synchronous counters

• registers

• asynchronous counters

• program counters

The master-slave J-K flip-flop is effectively a combination of

• an SR flip-flop and a T flip-flop

• an SR flip-flop and a D flip-flop

• a T flip-flop and a D flip-flop

• two T flip-flops

The output of half adder is in the form of

• sum

• carry

• sum and carry

• None of the above

How many cells are there in an n-variable K-map?

• 2n

• 2n+a

• 2n-a

• n²

The D flip-flop is a modification of

• JK flip-flop

• T flip-flop

• RS flip-flop

• clocked RS flip-flop

SR-type flip-flop can be converted into D flip-flop, if S is connected to R through

• EX-OR gate

• inverters

• AND gate

• full adder