Q
In JavaScript, how do you define an array?

Answer & Solution

Answer: Option B
Solution:
In JavaScript, arrays are defined using square brackets [ ].
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Which method removes the last element from an array in JavaScript?

A). remove()

B). pop()

C). delete()

D). slice()

How do you parse a JSON string in JavaScript?

A). JSON.convert()

B). JSON.toObject()

C). JSON.parse()

D). JSON.stringify()

Which of the following is a feature of complex data types?

A). They can hold multiple values

B). They can be manipulated as a single entity

C). They can be composed of different data types

D). All of the above

How do you create a dictionary in Python?

A). dict = {key1: value1, key2: value2}

B). dict = (key1: value1, key2: value2)

C). dict = [key1: value1, key2: value2]

D). dict =

What is the primary use of a stack data structure?

A). First In, First Out (FIFO)

B). First In, Last Out (FILO)

C). Last In, First Out (LIFO)

D). Last In, Last Out (LILO)

What is an object in programming?

A). A data structure with a fixed sequence of elements

B). A primitive data type

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D). A single numerical value

Which function is used to add an element to the end of an array in JavaScript?

A). push()

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What does SQL stand for?

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A). String

B). Integer

C). Array

D). Boolean