VHDL Mock Test 7 - Sanfoundry

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Question 1 of 10

1. Among the following cases, when the configurations must be used?

Two entities and one architecture

Two entities and no architecture

One entity and no architecture

One entity and two architectures

Question 1 of 10

Question 2 of 10

2. How to declare a user defined attribute?

ATTRIBUTE name’ return_type;

ATTRIBUTE’ name : return_type;

ATTRIBUTE name : return_type;

ATTRIBUTE’ name’ return_type;

Question 2 of 10

Question 3 of 10

3. Which of the following is true about both functions and procedures?

WAIT statement can’t be used

SIGNALs can’t be declared

RETURN is used in both

When declared in a package, both require package body

Question 3 of 10

Question 4 of 10

4. If T is an object, then T’LEFT attribute returns ________

Upper bound of object

Lower bound of the object

Leftmost value of object

Leftmost value of an array

Question 4 of 10

Question 5 of 10

5. How many fundamental kinds of predefined attributes are there?

Question 5 of 10

Question 6 of 10

6. Which of the following is a new predefined attribute in VHDL 93?

T’BASE

T’RANGE

T’ASCENDING

T’EVENT

Question 6 of 10

Question 7 of 10

7. Attributes on enumeration types are synthesizable.

False

True

Question 7 of 10

Question 8 of 10

8. Attributes can be associated with the entities.

True

False

Question 8 of 10

Question 9 of 10

9. Which of the following is not similar in both functions as well as procedures?

One can’t declare signals in functions as well as procedures

Both can be declared inside a package

One can’t declare components in functions and procedures

In both, the WAIT statement is not synthesizable

Question 9 of 10

Question 10 of 10

10. Array attributes are those which ________

Returns array type

Can be used on arrays

Returns scalar values

Can’t be used on arrays

Question 10 of 10