Explore topic-wise MCQs in Vhdl.

This section includes 18 Mcqs, each offering curated multiple-choice questions to sharpen your Vhdl knowledge and support exam preparation. Choose a topic below to get started.

1.

One can’t use more than one library in the VHDL code.

A. True
B. False
Answer» C.
Discussion
2.

Which of the following describes the structure of VHDL code correctly?

A. Library Declaration; Entity Declaration; Architecture Declaration; Configurations
B. Entity Declaration; Configuration; Library Declaration; Architecture Declaration
C. Configuration; Library Declaration; Entity Declaration; Architecture Declaration
D. Library Declaration; Configuration; Entity Declaration; Architecture Declaration
Answer» B. Entity Declaration; Configuration; Library Declaration; Architecture Declaration
Discussion
3.

A process is the basic unit of execution in VHDL.

A. True
B. False
Answer» B. False
Discussion
4.

Predefined data for an VHDL object is called ________

A. Generic
B. Constant
C. Attribute
D. Library
Answer» D. Library
Discussion
5.

Driver can be seen as a _______ of the signal.

A. Part
B. Type
C. Final value
D. Source
Answer» E.
Discussion
6.

What is the use of the Configuration statement?

A. To configure the components exactly in design
B. To complete the design process by adding libraries
C. To add more than one entities into a single architecture
D. To add some component in any entity architecture pair
Answer» E.
Discussion
7.

PREDEFINED_DATA_FOR_AN_VHDL_OBJECT_IS_CALLED_________?$

A. Generic
B. Constant
C. Attribute
D. Library
Answer» D. Library
Discussion
8.

Which of the following describes the structure of VHDL code correctly?$

A. Library Declaration; Entity Declaration; Architecture Declaration; Configurations
B. Entity Declaration; Configuration; Library Declaration; Architecture Declaration
C. Configuration; Library Declaration; Entity Declaration; Architecture Declaration
D. Library Declaration; Configuration; Entity Declaration; Architecture Declaration
Answer» B. Entity Declaration; Configuration; Library Declaration; Architecture Declaration
Discussion
9.

A_process_is_the_basic_unit_of_execution_in_VHDL.$

A. True
B. False
Answer» B. False
Discussion
10.

Which of the following is used at the end of a statement?

A. ; (Semicolon)
B. — ( double hyphen)
C. _ (underscore)
D. No sign is used at the end of statement
Answer» B. ‚Äö√Ñ√∂‚àö√ë‚àö√Ü ( double hyphen)
Discussion
11.

Driver can be seen as a _______ of the signal?

A. Part
B. Type
C. Final value
D. Source
Answer» E.
Discussion
12.

What is the use of Generics in VHDL?

A. To turn on and off the drivers
B. To pass information to the entity
C. To describe architecture
D. To divide code into small processes
Answer» C. To describe architecture
Discussion
13.

In VHDL, Bus is a type of ________

A. Signal
B. Constant
C. Variable
D. Driver
Answer» B. Constant
Discussion
14.

What is the use of Configuration statement?

A. To configure the components exactly in design
B. To complete the design process by adding libraries
C. To add more than one entities into a single architecture
D. To add some component in any entity architecture pair
Answer» E.
Discussion
15.

An entity can have more than one architecture.

A. True
B. False
Answer» B. False
Discussion
16.

Complete description of the circuit to be designed is given in _________

A. Architecture
B. Entity
C. Library
D. Configurations
Answer» B. Entity
Discussion
17.

A package in VHDL consists of _________

A. Commonly used architectures
B. Commonly used tools
C. Commonly used data types and subroutines
D. Commonly used syntax and variables
Answer» D. Commonly used syntax and variables
Discussion
18.

Which of the following is the basic building block of a design?

A. Architecture
B. Entity
C. Process
D. Package
Answer» C. Process
Discussion