
ITS Boot Camp C2
Passage
•
Computers
•
University
•
Practice Problem
•
Medium
Thapelo Sibanda
Used 2+ times
FREE Resource
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28 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the primitive data types in JavaScript?
String, Number, Boolean, Null, Undefined
Array
Object
Function
2.
MULTIPLE SELECT QUESTION
45 sec • 3 pts
Which keywords are used to declare variables in JavaScript?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What will be the value of x after executing var x = 10;?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which primitive data type is used to represent a single character, in JavaScript?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you access the third element of an array named arr?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to add new elements to the end of an array?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the length of an array?
array.length()
array.size()
array.count()
array.LengthOfArray()
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