WebTechy JS

Q No. 1 :- Which type of language JavaScript is ?

a) Object-Oriented
b) Object-Based
c) Assembly-language
d) High-level

Q No. 2 :- In JavaScript, what is a block of statement ?

a) Conditional block
b) block that combines a number of statements into a single compound statement
c) both conditional block and a single statement
d) block that contains a single statement

Q No. 3 :- When interpreter encounters an empty statements, what it will do ?

a) Shows a warning
b) Prompt to complete the statement
c) Throws an error
d) Ignores the statements

Q No. 4 :- The "function" and "var" are known as :

a) Keywords
b) Data types
c) Declaration statements
d) Prototypes

Q No. 5 :- Which of the following variables takes precedence over the others if the names are same ?

a) Global variable
b) Local variable
c) Both a) and b)
d) None of the above

Q No. 6 :- Which one of the following is correct way of calling the JavaScript code ?

a) Preprocessor
b) Triggering Event
c) RMI
d) Functions/Methods

Q No. 7 :- Which of the following variable type is volatile ?

a) Mutable variable
b) Dynamic variable
c) Volatile variable
d) Immutable variable

Q No. 8 :- Which of the following option is used as hexadecimal literal beginning ?

a) 00
b) 0x
c) 0X
d) Both 0x and 0X

Q No. 9 :- In JavaScript, which one of the following is not considered as an error ?

a) Syntax error
b) Missing of semicolon
c) Division by zero
d) Missing of Bracket

Q No. 10 :- Which of the following number object function returns the value of number ?

a) toString()
b) valueOf()
c) toLocalString()
d) toPrecision()

top of the page

WEBTECHY Quiz website for emerging web developers.