Q
What does the term 'One Statement, Many Variables' refer to in JavaScript?

Answer & Solution

Answer: Option C
Solution:
One Statement, Many Variables refers to declaring multiple variables with the same data type in a single statement.
Related Questions on Average

What happens if you declare variables with the same name in one statement?

A). It throws a syntax error

B). It creates separate variables with the same name

C). It assigns the same value to all variables with that name

D). It overwrites the existing variable with the same name

Consider the code: let a, b, c;. What will console.log(a); output?

A). a

B). undefined

C). null

D). 0

In JavaScript, which of the following data types can be declared using let in one statement?

A). Number

B). String

C). Object

D). All of the above

Which of the following is a benefit of declaring multiple variables in one statement?

A). Improved code organization

B). Reduced code execution time

C). Increased variable scope

D). Limited variable reusability

Which keyword is commonly used to declare multiple variables in one statement in JavaScript?

A). multi

B). var

C). multi

D). let

Which of the following is a disadvantage of declaring multiple variables in one statement?

A). Increased code readability

B). Difficulty in tracking variable values

C). Limited variable scope

D). Reduced memory usage

How does JavaScript interpret the statement let a, b = 5, c;?

A). Declares a, initializes b to 5, declares c

B). Declares and initializes a to 0, initializes b to 5, declares c

C). Declares a, initializes b to undefined, declares c

D). Declares and initializes a, b, and c to 0

What is the purpose of initializing multiple variables with the same value in one statement?

A). To save memory

B). To ensure all variables have the same value

C). To increase code complexity

D). To reduce typing

What happens if you declare multiple variables in one statement without initializing them?

A). It throws a syntax error

B). It initializes all variables to 0

C). It initializes all variables to null

D). It initializes all variables to undefined

What is the syntax for declaring multiple variables in one statement using the let keyword?

A). let var1, var2, var3;

B). let var1 = value, var2 = value, var3 = value;

C). let var1 = value; let var2 = value; let var3 = value;

D). let (var1, var2, var3);