Test Your Programming Skills with Safcode!

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Here is all important interview / exams questions.
Student doing practice apptitude test on safcode platform.
Instruction: "Total Number of Questions: 20
Each question carry 10 mark , no negative marking"

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Quiz Start

1. Range for char datatype is _________. -32768 t0 32767
None of these
256 to 255
-128 to 127

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2. __________ converts different language into JavaScript. None of them
Transpilers
Preprocessor
Compilers

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3. A _______ define what kind of value will be stored by a particular variable. Return Type
None of these
Data Type
Variable

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4. How many times does the compilation of the preprocessor happen before the first javascript is encountered? None of Them
One
Three
Two

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5. ompilation of the preprocessor happens only _______ just before the first JavaScript is encountered. Once
None of these
Thrice
Twice

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6. _________ converts edge JavaScript into plain old ES5 JavaScript that can run in any new as well as old browser. Babel
Webpack
None of These
Rollup

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7. Which of the following is an asynchronous function? Grouping
Blocking
Parse
CallBack

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8. Which of the following is the tainted property of a window object in Java Script? Pathname
Protocol
Host
Defaultstatus

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9. Which of the following keyword is used to create an object? class
new
Object
None of these

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10. Java Script entities start with ____________ and end with ___________? Ampersand, semicolon
Semicolon, Ampersand
Semicolon, colon
Ampersand, colon

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