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

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

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

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

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5. When an object through a combination of properties and methods its semantics, it is called ________. Duck-typing
Traceur
CoffeScript
Compiler

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6. The ____ type specifies that a variable can take only positive values. Positive
Unsigned
Positive
Signed

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7. What is the alternate name for Java script? Both a and d
LimeScript
ECMScript
ECMAScript

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

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9. _________ is a robust JavaScript minification tool. Google Closure Compiler
JavaScript Optimizer
All of them
Gulp Tool

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10. Which of these consumes CPU cycles and makes the system less responsive? XAMPP
Web Worker
JSON
DOM API

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