Difference Between Setq And Setf in LISP : Practice MCQ Questions & Answers with Explanations

5 practice sets · Page 1 of 1

LispMediumDifference Between Setq And Setf

Setf refers to set field?

Yes

View Answer

Correct Answer: A — Yes

Explanation:

The full form of setf is set field and it means that it sets the field with the value given.

LispMediumDifference Between Setq And Setf

In multiple arguments in setf and setq, it prints ____

All the values

Only the first value

Only the last value

Numerically smallest value

View Answer

Correct Answer: C — Only the last value

Explanation:

In the process of assigning values to multiple variables with setf and setq, the setf and setq prints only the last value assigned to a variable. It does not print all the values.

LispMediumDifference Between Setq And Setf

How many arguments do setf or setq can have in single braces?

Any even number of arguments.

View Answer

Correct Answer: D — Any even number of arguments.

Explanation:

The setf and setq takes any number of arguments but the number must be even. Even is required because one of the two will be value taker and another one will be value giver. So, it always comes in a pair.

LispMediumDifference Between Setq And Setf

Choose the correct about Setf and Setq.

Setq can be used in place of setf but not vice versa

Setf can be used in place of setq but not vice versa

Both can be used in place of each other

Neither can be used in place of each other

View Answer

Correct Answer: B — Setf can be used in place of setq but not vice versa

Explanation:

Setq is used only for symbols and setf is used for any data type, so Setf can be used in place of setq but setq cannot be used in place of setf.

LispMediumDifference Between Setq And Setf

What is the difference between setf and setq?

Setq is used for symbols only but setf can be used anywhere

No difference is there

Setf is used only for numbers but setq used anywhere

Setf is for lists and setq for numbers

View Answer

Correct Answer: A — Setq is used for symbols only but setf can be used anywhere

Explanation:

Setq is used only for setting the values of symbols but setf can be used for anything. Setf can be used for setting value of any data-type and not only symbols.