WEEK 11

Question 1

___ are symbols that are used to perform operations on operands.

Answer 1

JavaScript operators

Question 2

___ used to perform arithmetic operations on the operands.

Answer 2

JavaScript Arithmetic Operators

Question 3

Operators in Javascript:

Answer 3

1. Arithmetic Operators
2. Comparison (Relational) Operators
3. Bitwise Operators
4. Logical Operators
5. Assignment Operators
6. Special Operators

Question 4

Arithmetic Operators:

Answer 4

1. Addition
2. Subtraction
3. Multiplication
4. Division
5. Modulus (Remainder)
6. Increment
7. Decrement

Question 4

The __ compares the two operands.

Answer 4

JavaScript comparison operator

Question 5

___ perform bitwise operations on operands.

Answer 5

JavaScript Bitwise Operators

Question 5

JavaScript comparison operator

Answer 5

1. == (Is equal to)
2. === (Identical)
3. != (Not equal to)
4. !== (Not identical)
5. > (Greater than)
6. < (Less than)
7. > = (Greater than or equal to)
8. <= (Less than or equal to)

Question 6

The bitwise operators are as follows:

Answer 6

1. & (Bitwise AND)
2. | (Bitwise OR)
3. ^ (Bitwise XOR)
4. Bitwise NOT
5. &laquo_space;(Bitwise Left Shift)
6. > > (Bitwise Right Shift)
7. > > > (Bitwise Right Shift with Zero)

Question 7

The following operators are known as
JavaScript logical operators.

Answer 7

1. && (Logical AND)
2. || (Logical OR)
3. ! (Logical NOT)

Question 8

The following operators are known as
JavaScript assignment operators.

Answer 8

1. = (Assign)
2. += (Add and assign)
3. -= (Subtract and assign)
4. *= (Multiply and assign)
5. /= (Divide and assign)
6. %= (Modulus abd assign)

Question 9

The following operators are known as
JavaScript special operators.

Answer 9

1. (?;)
2. ,
3. delete
4. in
5. instanceof
6. new
7. typeof
8. void
9. yield

Question 10

Conditional operator returns value based on the condition. It is like if-else

Answer 10

(?:)

Question 11

Comma operator allows multiple expressions to be evaluated as single statement

Answer 11

,

Question 12

Delete operator deletes a property from the object.

Answer 12

delete

Question 13

Checks if the object is an instance of given type.

Answer 13

instanceof

Question 14

Creates an instance (object)

Answer 14

new

Question 15

Checks the type of object.

Answer 15

typeof

Question 16

It discards the expressionʼs return value.

Answer 16

void

Question 17

Checks what is returned in a generator by the generatoʼs interator.

Answer 17

yield

Question 18

In operator checks if object has the given property

Answer 18

in

Question 19

The ___ is used to execute the code whether condition is
true or false.

Answer 19

JavaScript if-else statement

Question 20

There are three forms of if statement in JavaScript.

Answer 20

• If Statement
• If else statement
• if else if statement

Question 21

It evaluates the content only if expression is true.

Answer 21

JavaScript If statement

Question 22

It evaluates the content whether condition is
true of false.

Answer 22

JavaScript If…else Statement

Question 23

It evaluates the content only if expression is
true from several expressions.

Answer 23

JavaScript If…else if statement