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 is an asynchronous function? CallBack
Parse
Grouping
Blocking

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

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

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

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

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

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

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

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

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

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