Explore topic-wise MCQs in Vhdl.

This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Vhdl knowledge and support exam preparation. Choose a topic below to get started.

1.

IF_WE_ARE_USING_CONV_INTEGER(P)_FUNCTION,_THEN_WHICH_OF_THE_FOLLOWING_CANNOT_BE_THE_TYPE_OF_PARAMETER_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚Àւ§P‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•??$#

A. STD_LOGIC VECTOR
B. STD_ULOGIC
C. INTEGER
D. SIGNED
Answer» C. INTEGER
Discussion
2.

Which of the following is the correct syntax to convert INTEGER ‘p’ into SIGNED number of ‘b’ bits?$#

A. conv_integer_signed(p,b);
B. conv_signed_integer(p,b);
C. conv_signed(p,b);
D. conv_signed_p(b);
Answer» E.
Discussion
3.

In_the_function_conv_unsigned(p,_b),_what_does_p_and_b_refers_to?$

A. p is the data object to be converted and b is the base of that data object
B. p is the data object to be converted amd b is the bits needed in converted variable
C. p is the parameter to be converted and b is the bits of same parameter
D. p is the type of data to be converted and b is the type of data into which p should be converted
Answer» B. p is the data object to be converted amd b is the bits needed in converted variable
Discussion
4.

Which of the following package of ieee contains most of the data conversion functions?

A. std_logic_1164
B. std
C. std_logic_arith
D. std_logic
Answer» D. std_logic
Discussion
5.

Type mismatch

A. Syntax problem
B. No declaration
C. Can’t compile
Answer» C. Can‚Äö√Ñ√∂‚àö√ë‚àö¬•t compile
Discussion
6.

y <= 2*x + 10;

A. long y <= long 2*x + 10;
B. short y <= long (2*x + 10);
C. y <= long (2*x + 10);
Answer» D.
Discussion
7.

Line 1

A. Line 4
B. Line 5
C. Line 6
Answer» C. Line 6
Discussion