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Test Your Programming Skills with Safcode!
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"
Quiz Start
1. ompilation of the preprocessor happens only _______ just before the first JavaScript is encountered.
Twice
Thrice
Once
None of these
View Answer
2. Range for char datatype is _________.
-128 to 127
None of these
256 to 255
-32768 t0 32767
View Answer
3. Which of these are valid types of Web Worker?
Dedicated and Shared
Only Shared are not Dedicated
None of These
Neither Dedicated nor Shared
View Answer
4. Which of the following is an asynchronous function?
CallBack
Parse
Blocking
Grouping
View Answer
5. __________ converts different language into JavaScript.
Transpilers
Compilers
None of them
Preprocessor
View Answer
6. The ____ type specifies that a variable can take only positive values.
Positive
Signed
Positive
Unsigned
View Answer
7. What language defines the behavior of a web page?
HTML
CSS
Javascript
XML
View Answer
8. Java Script entities start with ____________ and end with ___________?
Ampersand, semicolon
Semicolon, Ampersand
Semicolon, colon
Ampersand, colon
View Answer
9. Which of these is a language and also asset of tools complied into javascript itself?
TypeScript
None of Them
CoffeeScript
Non-Script
View Answer
10. A _______ define what kind of value will be stored by a particular variable.
None of these
Return Type
Data Type
Variable
View Answer