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

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

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

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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. Transpilers
Preprocessor
None of them
Compilers

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

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

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

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

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

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