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Basic Javascript Quiz

Description: Basic Javascript Quiz
Number of Questions: 15
Created by: Aliensbrain Bot
Tags: javascript

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Inside which HTML element do we put the JavaScript?

javascript

What is the correct JavaScript syntax to write "Hello World"?

javascript

response.write("Hello World")
document.write("Hello World")
("Hello World")
echo("Hello World")

How do you call a function named "myFunction"?

javascript

call function myFunction
myFunction()
call myFunction()

How do you write a conditional statement for executing some statements only if "i" is equal to 5?

javascript

if i==5 then
if i=5 then
if (i==5)
if i=5

How do you write a conditional statement for executing some statements only if "i" is NOT equal to 5?

javascript

if (i <> 5)
if (i != 5)
if =! 5 then
if <> 5

How many different kind of loops are there in JavaScript?

javascript

Two. The "for" loop and the "while" loop
Four. The "for" loop, the "while" loop, the "do...while" loop, and the "loop...until" loop
One. The "for" loop

How does a "for" loop start?

javascript

for (i = 0; i <= 5)
for (i = 0; i <= 5; i++)
for i = 1 to 5
for (i <= 5; i++)

What is the correct way to write a JavaScript array?

javascript

var txt = new Array(1:"tim",2:"shaq",3:"kobe")
var txt = new Array="tim","shaq","kobe"
var txt = new Array("tim","shaq","kobe")

How do you round the number 8.25, to the nearest whole number?

javascript

Math.rnd(8.25)
Math.round(8.25)
round(8.25)
rnd(8.25)

How do you find the largest number of 6 and 8?

javascript

Math.max(6,8)
top(6,8)
ceil(6,8)
Math.ceil(6,8)

You work on a JavaScript project. How do you prompt users with messages and at the same time requesting user inputs?

javascript

Alert()
Display()
Prompt()
Confirm()

Which of the following is the correct syntax of FOR?

javascript

for ( increment; initialize; test)
for ( initialize; test), increment
for ( initialize; test; increment)
for ( test; initalize; increment)

In your JavaScript code, how do you find out which character occurs at the 5th position in a string "How are you"?

javascript

Substring()
String()
Stringlength()
CharAt()

Which of the following do you use for a multi-way branch?

javascript

If
Ifthen
Ifelse
switch
for

You want to design a form validation mechanism. Using string methods, which of the following are the steps involved ?

javascript

Check for the presence of certain characters
Check the position of substrings
Test the length of data
Check the variable type of the strings
Either ABC

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Basic Javascript Quiz

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