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

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

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

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

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

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

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

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

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

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