The let keyword can be used – McqOptions

MCQOPTIONS

1.	The let keyword can be used
A.	in a for or for/in loop, as a substitute for var
B.	as a block statement, to define new variables
C.	to define variables that are scoped to a single expression
D.	all of the mentioned
Answer» E.

Discussion

No Comment Found

Related MCQs

Consider the following code snippetvar sets = com.davidflanagan.collections.sets;What is the programmer trying to do in the above code snippet?
Consider the following statement containing regular expressionsvar text = "testing: 1, 2, 3";var pattern = /d+/g;In order to check if the pattern matches, the statement is
Consider the following code snippetdata.sort(function(a,b),b-a);What does the above code do?
Consider the following code snippetlet succ = function(x) x+1, yes = function() true, no = function() false;What convenience does the above code snippet provide?
Consider the following code snippet[x,y]=[y,x];What is the result of the above code snippet?
Consider the following code snippetconsole.log(p)If p is not defined, what would be the result or type of error?
Consider the following code snippetfunction oddsums(n){let total = 0, result=[];for(let x = 1; x
Consider the following code snippetconst pi=3.14;var pi=4;console.log(pi);What will be the output for the above code snippet?
Consider the following code snippet. What would be the output if oddsums(5); is executed afted the below code snippet ?
Consider the following statementvar Set = sets.Set;var s = new Set(1,2,3);What could be the efficiency quotient of the above two statements ?