Basic JavaScript Skill Tester (English)

Which is the following represents a different style statement ?

Element Object Document Object Console Object Style object

JS supports all modern browsers.

False True

Which of the following is an addition operator ?

/ + - *

Which of the following is used to change the HTML element data ?

innerHTML document.write() window.alert() console.log()

The external JavaScript file must contain the <script> tag.

False True

Where is the JavaScript code rendered ?

Interpreter Web Browser Server Compiler

There are________ of declares a date.

6 ways 4 ways 3 ways 5 ways

How to add Multi-line Comment ?

\* comment here */ \* comment here *\ /* comment here */ /* comment here *\

The ________ tag defines an alternate content for users that have disabled scripts in their browser or have a browser that doesn t support script.

var number = 55 + 100 * 10 / 2 - 10; number = ?

275 545 -3 10

Which of the following is an Subtraction operator ?

- + * /

How to write an IF statement in JavaScript ?

if var x==5 { } if {var x==5 }( ) if(var x==5){ } if(var x==5)[ ]

Which of the following event ?

href style link onclick

How many data types in JavaScript ?

5 8 6 7

Which of the following is the modulus operator ?

&& % = >

How does external JavaScript add in HTML page ?

How many ways added Javascript in html ?

6 ways 2 ways 3 ways 5 ways

The _____ contains information about the browser.

Screen Object navigator object Window Object Location Object

Reserved words cannot be used as names for variables.

True False

How to declare symbol data ?

symble[ ] symbol() Symbol{ } Symbol()

A good practice is to put ________ around operators.

colon semicolon comma spaces

var y = 5; var y *= 5; y = ?

6 10 55 25

Which is the Javascript update version ?

JavaScript 1.8.5 JavaScript 1.8.8 JavaScript 1.8.0 JavaScript 1.8.1

How many operators type have JavaScript ?

7 4 10 8

Which of the following is a bitwise operator ?

== & -- *

The _______ provides properties and methods to access all node objects, from within JavaScript.

Screen Object History Object Location Object document object

Which of the following is used to get out of the loop ?

off exit Continue break

How to add Single Line Comment ?

\write a comment \write a comment /write a comment // write a comment

Which of the following is mathematical operator ?

++ && ! |

Which is to show the OK and the Cancel button ?

popup() alert() confirm() window.open()

What kind of language is javaScript ?

case sensitive case insensitive

Which of the following is integer data ?

Shamol Singha true 6.6 6

Which of the following is the string data ?

Shamol Singha 55 55.5 0.2

How to declare the for loop ?

for (condition) {code executed} for (statement1; statement2; statement3) {code executed} while (statement1; statement2; statement3) {code executed} if (statement1; statement2; statement3) {code executed}

How to declare Alert box ?

console.log() window.alert() document.write() innerHTML

Which of the following is the multiplication operator?

++ / ? *

Which is the following is used to select one of the many blocks ?

while Loop for Loop switch statement

Which of the following is run in the loop ?

while if switch if.......else

Which of the following is the division operator ?

* / -- >=

How to show "Hello World" on the web page ?

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

How to declare variable ?

myname = "my name is Shamol Singha"; var myname = "my name is Shamol Singha"; $myname = "my name is Shamol Singha"; #myname = "my name is Shamol Singha";

Which is the function name of this `function developer(Shamol_Singha){}` code ?

developer Shamol_Singha function developer(Shamol_Singha)

var number = 55 + "100" ; number = ?

55100 155 650 45

What is the full form of JSON ?

JavaScript Object Nation JavaScript Style Object Notation JavaScript Object Notation JavaScript Style Object Nation

What should write at the end of a statement ?

comma double quotation colon semicolon

Which of the below is part of the history object ?

window History Navigator Screen

Which of the following is used to perform different tasks based on different conditions ?

logical statements Loops Conditional statements

There is a difference between Jscript and Javascript.

True False

There is difference between Java and Javascript.

False True

Which of the following does the data type test ?

typeof check print echo

The following is a good place to write internal JavaScript.

_________ operators are used in logical statements to determine equality or difference between variables or values.

Logical Comparison Conditional Arithmetic

Which of the following represents an open window in a browser ?

Screen Object Navigator Object window object Location Object

Which of the following is Increment operator ?

-- ++ >= &&

How many methods are there that display information by using javascript ?

6 ways 5 ways 4 ways 7 ways

Which of the following check the condition ?

Select For while if

What kind of language is javaScript ?

scripting markup server side programming client side markup

Javascript in variable name________.

case sensitive case insensitive

How to assign value in variable ?

var person = "Shamol Singha"; var person + Shamol Singha var person == "Shamol Singha"; var person // "Shamol Singha";

Which of the following can be kept multiple values ?

arrays variable function loop

Internal JavaScript can be written anywhere in html page.

False True

How to declare a function ?

myFunction{p1, p2} ( ) function myFunction{p1, p2} ( ) function myFunction(p1, p2) {} myFunction(p1, p2){ }

What is the full form of UTC Date ?

Universal Time Coordinated Date United Time Coordinated Date United Time Coordin Date Universal Time Coordina Date

Which of the following is the assignment operator ?

-- == = +

Which of the following can be shown in HTML Elements ?

innerHTML document.write() window.alert() console.log()

A JavaScript variable name cannot start with _______.

special characters character capital letter small letter

Which of the following object URL provides information ?

Navigator Object History Object Window Object location object

Which of the following is used to define a client-side script ?

There is not difference between Ternary Operator and Conditional Operator.

False True

There is not difference between Switch and if else statement.

False True

There is not difference between ECMAScript and Javascript.

False True

Which operator below is used to define arguments in variables or values ?

Comparison Logical Conditional Arithmetic

What is the full form of BOM ?

Browsing Order Model Browsing Object Model Browser Object Model Browser Order Model

How to Convert Numbers to Strings ?

string("123456") text("123456") String("123456") Text("123456")

How to Replace Javascript String ?

replace.string("Microsoft", "W3Schools") str.replace("Microsoft", "W3Schools") replace("Microsoft", "W3Schools") string.replace("Microsoft", "W3Schools")

var number =(55 + 100) * 10 / 2 - 10; number = ?

765 7740 100 70

Which is the Parameter of this `function developer(Shamol_Singha){}` code ?

Shamol_Singha developer function developer(Shamol_Singha)

The JavaScript global properties and functions can be used with all the built-in JavaScript objects.

False True

Which of the following is comma operator ?

"" , ^ @@

Which of the following is used to test for true or false.

Comparison and Arithmetic Operators Comparison and Logical operators Logical operators and Arithmetic Operators Arithmetic Operators

The best place to break a code line is after an ________.

variable innerHTML space operator or a comma

Which of the following is the boolean data ?

5 5.25 Shamol Singha false

All JavaScript variables must be identified with_________.

unique names unique number unique symbol name

How to declare a while loop ?

while (code executed) {condition} while (condition) {code executed} if (condition) {code executed} else if (condition) {code executed}

Which of the following is Decrement operator ?

-- ++ % >+

If the condition is true, which of the following is executed ?

else if print echo

Which of the following is the float data ?

True Shamol Singha 22.22 22

A JavaScript variable name cannot start with a _______.

number small letter capital letter character

Which of the following is JavaScript keyword ?

"name" var 520 52.5

Which of the following is displayed by the visitor information ?

Navigator Object Window Object Screen Object Location Object