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 among these predefined properties does RegExp have? Pattern and Matcher
Pattern Only
Matcher and Madrid
None of these

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

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

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

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

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

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

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

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

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

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