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

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

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

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

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

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

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

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

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

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

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