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

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

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

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4. Which of these are valid types of Web Worker? Only Shared are not Dedicated
Neither Dedicated nor Shared
None of These
Dedicated and Shared

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

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

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

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

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

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

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