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? Two
One
Three
None of Them

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

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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
Rollup
Babel
Webpack

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

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5. Which of these is a language and also asset of tools complied into javascript itself? Non-Script
TypeScript
None of Them
CoffeeScript

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

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

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

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

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

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