Question

Which of the following one is the property of the primary expression:

a) Contains only keywords

b) basic expressions containing all necessary functions

c) contains variable references alone

d) stand-alone expressions

Answer 1

Answer: D

Reason: In JavaScript, the primary expressions also called simplest expressions are those standalone expressions, which do not include any of the simpler expressions. The variable, constant or literal values and certain language keywords are the basic examples of the primary expressions.