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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. _________ 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
View Answer
2. Which of the following is an asynchronous function?
Grouping
Parse
CallBack
Blocking
View Answer
3. Which of these are valid types of Web Worker?
None of These
Neither Dedicated nor Shared
Only Shared are not Dedicated
Dedicated and Shared
View Answer
4. Java Script entities start with ____________ and end with ___________?
Semicolon, colon
Semicolon, Ampersand
Ampersand, colon
Ampersand, semicolon
View Answer
5. Identify the language from which JSON is derived.
PHP
JavaScript
C
ECMAScript
View Answer
6. __________ converts different language into JavaScript.
None of them
Compilers
Preprocessor
Transpilers
View Answer
7. How many times does the compilation of the preprocessor happen before the first javascript is encountered?
Two
None of Them
Three
One
View Answer
8. What is the alternate name for Java script?
ECMAScript
Both a and d
ECMScript
LimeScript
View Answer
9. Which of the following protocol service uses JSON?
HTTP
None of these
IP
SOAP
View Answer
10. _________ is a robust JavaScript minification tool.
JavaScript Optimizer
Google Closure Compiler
All of them
Gulp Tool
View Answer