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

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

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3. What language defines the behavior of a web page? HTML
CSS
Javascript
XML

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

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

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

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

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

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

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

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