VHDL Mock Test 8 - Sanfoundry

10%

Question 1 of 10

1. What is the correct syntax to define a function which overloads any operator, say + operator for bit_vector type?

FUNCTION (+) (L : bit_vector, R : bit_vector) RETURN bit_vector IS

FUNCTION ‘+’ (L : bit_vector, R : bit_vector) RETURN bit_vector IS

FUNCTION “+” (L : bit_vector, R : bit_vector) RETURN bit_vector IS

FUNCTION + (L : bit_vector, R : bit_vector) RETURN bit_vector IS

Question 1 of 10

Question 2 of 10

2. RANGE keyword is always used in _______

Array declaration

Process declaration

Type declaration

Loop declaration

Question 2 of 10

Question 3 of 10

3. Which of the following is a reserved word, which may be used to terminate a loop?

BREAK

EXIT

NULL

CONTINUE

Question 3 of 10

Question 4 of 10

4. Impure is a type of _______

Function

Component

Data type

Array

Question 4 of 10

Question 5 of 10

5. For what purpose in the following, one can use alias?

To make use of same memory

To divide the complex part into smaller slices

To assign different memory locations

To decrease the simulation time

Question 5 of 10

Question 6 of 10

6. There are _______ types of GENERATE statement in VHDL.

Question 6 of 10

Question 7 of 10

7. It is necessary to define entity and configuration in the same library.

True

False

Question 7 of 10

Question 8 of 10

8. Which of the following is the correct syntax to define a qualified expression?

type' (expression)

(expression)” type

(expression)’ type

type” (expression)

Question 8 of 10

Question 9 of 10

9. Which of the following keyword is not associated with arrays?

GROUP

DOWNTO

ARRAY

Question 9 of 10

Question 10 of 10

10. What is the correct syntax for FOR generate statement?

label : FOR parameter IN range GENERATE
      declarations;
      begin
      sequential statement
      END GENERATE label;

label : FOR parameter IN range GENERATE
      declarations;
      begin
      concurrent statement
      END GENERATE label;

label : FOR parameter IN range GENERATE
      begin
      declarations;
      concurrent statement
      END GENERATE label;

label : FOR parameter IN range GENERATE
      declarations;
      begin
      sequential statement
      END label GENERATE;

Question 10 of 10