Commerce

Basic And Variables MCQs

Practice Basic And Variables MCQs for competitive exams.

Basic And Variables MCQs

Practice questions from this topic.

Local Variables are destroyed after execution of function.

  1. A. True
  2. B. False
Report Error

Variable declared inside JavaScript Function will be called as ____________.

  1. A. Local Variables
  2. B. Global Variables
  3. C. Area Variables
  4. D. Reference Variables
Report Error

Underscore can be used as first letter while declaring variable in JavaScript.

  1. A. True
  2. B. False
Report Error

Multiple Declarations of variables are separated by ___________ symbol.

  1. A. Comma
  2. B. Semicolon
  3. C. Asterisk
  4. D. Colon
Report Error

Initialization of variable can be done by writing _____ operator in between variable name and operand value.

  1. A. EQUALS
  2. B. =
  3. C. VALUE
  4. D. ==
Report Error

Java Script Variable should be Case ___________.

  1. A. Non Sensitive
  2. B. Sensitive
Report Error

Spaces,Punctuation marks are called as __________ Symbols in JavaScript.

  1. A. Punctual
  2. B. None of these
  3. C. Mandetory
  4. D. Special
Report Error

We can declare ___________ at a time. Select most appropriate option.

  1. A. One or more Variables
  2. B. More than One Variables
  3. C. One Variable Only
  4. D. None of these
Report Error

Integer Variable is declared using following syntax in JavaScript.

  1. A. int num
  2. B. Integer num
  3. C. var num
  4. D. None of the above
Report Error

Variable can hold ________ value at a time.

  1. A. Multiple
  2. B. Single
  3. C. None of these
  4. D. Double
Report Error

JavaScript was invented at _______ Lab.

  1. A. AT&T Bell LAb
  2. B. Google Lab
  3. C. Sun Microsystem
  4. D. Netscape
Report Error

JavaScript is invented by ________.

  1. A. Helsinki, Linus
  2. B. W3 Group
  3. C. Brendan Eich
  4. D. James Gosling
Report Error