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

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

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

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

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

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

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

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

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9. Which of the following protocol service uses JSON? IP
SOAP
HTTP
None of these

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10. Identify the language from which JSON is derived. ECMAScript
JavaScript
PHP
C

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