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JavaScript
Total Question: 9
Q:
<p>What is Javascript (Just google: wikipedia javascript and read first four paragraphs)</p>
🔸High-level, often just-in-time compiled, and multi-paradigm programming language
🔸Dynamic typing, prototype-based object-orientation programming language
🔸A multi-paradigm language that supports event-driven, functional, and imperative programming styles
🔸All the above
Q:
<p>Which one is not a type of variable?</p>
🔸boolean
🔸bulbuli
🔸number
🔸string
Q:
<p>Which method is used to convert a string to an integer?</p>
🔸parseFloat()
🔸parseString()
🔸parseNumber()
🔸parseInt()
Q:
<p>Which company developed JavaScript? (feel free to google it)</p>
🔸Netscape
🔸Google
🔸Facebook
🔸Firefox
Q:
<p>Which one is not a mathematical operator in JS?</p>
🔸/
🔸%
🔸*
🔸\
Q:
<p>What does it mean by writing two plus signs after a number type variable?</p>
🔸Set the value to 0
🔸Increase the value by 1
🔸Decrease the value by 1
🔸White plus toothpaste
Q:
<p>If you have a var age = 21; and then you write age += 8; now what will be the value of the variable age?</p>
🔸21
🔸8
🔸218
🔸29
Q:
<p>Which one is an acceptable variable name?</p>
🔸mobile-price
🔸1bookName
🔸user9
🔸“temperature”
Q:
<p>What will be the output of the code: console.log(17%5)</p>
🔸7
🔸2
🔸5
🔸3