What is the fundamental rule of lexical scoping?

A Functions are declared in the scope
B Functions are executed using scope chain
C Functions are declared outside the scope
D Variables are declared within the function

Correct Answer: Functions are executed using scope chain

The fundamental rule of lexical scoping is that the JavaScript functions are executed using the scope chain that was in effect when they were defined.
Bissoy MCQ
#JavaScript #Closures

Related Questions

What must be done in order to implement Lexical Scoping?
A Get the object
B Dereference the current scope chain
C Reference the current scope chain
D Return the value
What is the opposite approach to the lexical scoping?
A Literal scoping
B Static scoping
C Dynamic scoping
D Generic scoping
Which of the algorithmic languages is lexical scoping standardized in?
A Ada
B Pascal
C Modula2
D All of the mentioned
What kind of scoping does JavaScript use?
A Literal
B Lexical
C Segmental
D Sequential
What is the purpose of the dynamic scoping?
A Variables can be declared outside the scope
B Variables must be declared outside the scope
C Variables cannot be declared outside the scope
D Variable cannot be declared within the function
The lexical scooping in JavaScript is based on which of the following?
A Segments
B Blocks
C Functions
D Entire code
What is the output of a lexical analyzer?
A Machine Code
B Intermediate Code
C Stream of Token
D Parse Tree
In analyzing the compilation of PL/I program, the term "Lexical analysis" is associated with
A recognition of basic syntactic constructs through reductions
B recognition of basic elements and creation of uniform symbols
C creation of more optional matrix
D use of macro processor to produce more optimal assembly code
The table created by lexical analysis to describe all literals used in the source program, is:
A Terminal table
B Literal table
C Identifier table
D Reductions
In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.
A (5, 19, 9)
B (7, 29, 13)
C (15, 59, 29)
D (12, 47, 23)

Next steps