Digital Logic Design MCQs

Digital Logic Design MCQs

Answer these Digital Logic Design MCQs and assess your grip on the subject of Digital Logic Design.
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1: What is Access Time?

A.   The amount of data that can be stored in memory

B.   The time it takes to erase stored data

C.   The speed at which complex calculations can be performed on stored data

D.   The time it takes to retrieve a piece of data from storage

2: What is an Active LOW input?

A.   Digital output that executes its function when a LOW is present

B.   Digital input that executes its function when a HIGH is present

C.   Digital input that executes its function when a LOW is present

D.   Digital output that executes its function when a HIGH is present

3: What is an active-matrix display?

A.   An expensive projector using passive-matrix technology

B.   A low-cost black and white LCD using active-matrix technology

C.   A low-cost monochrome LCD using passive-matrix technology

D.   A high-quality expensive color LCD using active-matrix technology

4: What is an A/D converter?

A.   Power supply used to provide regulated output voltage

B.   Circuit for amplifying a signal

C.   Memory element used to store digital data

D.   Device for converting an analog voltage into a proportional digital quantity

5: What does an Adder circuit do?

A.   Multiplies two binary numbers

B.   Generates sum and carry output from binary inputs

C.   Transfers data between two computers

D.   Processes data faster than a computer

6: A subscript is a(n) _____.

A.   Number that indicates the position of an array element

B.   While loop and for loop

C.   Populating

D.   Data type

7: Placing a structure within another structure is called _____ the structures.

A.   Spaghetti

B.   Nesting

C.   Stacking

D.   None of these

8: Project managers typically perform the tasks of _____.

A.   ​project monitoring

B.   ​project planning

C.   ​project testing

D.   ​project scheduling

E.   Option A, B & D

9: A(n) ____ is a software package that provides an editor, a compiler, and other programming tools.

A.   GUI

B.   CGI

C.   GDE

D.   IDE

10: The ____ option of the paste command is used to specify a different separator as a delimiter.

A.   Rm

B.   -d

C.   Mv

D.   -s