Q
What is a queue data structure used for?

Answer & Solution

Answer: Option A
Solution:
A queue operates on the First In, First Out (FIFO) principle.
Related Questions on Average

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

A). push()

B). append()

C). insert()

D). add()

What is a complex data type in programming?

A). Primitive data type

B). Data type composed of multiple elements

C). Single integer value

D). Single character value

In JavaScript, how do you define an array?

A). let arr = 'value1, value2'

B). let arr = [value1, value2]

C). let arr = {value1, value2}

D). let arr = (value1, value2)

How do you create a set in Python?

A). set = {1, 2, 3}

B). set = (1, 2, 3)

C). set = [1, 2, 3]

D). set = <1, 2, 3>

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 an object in programming?

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

B). A primitive data type

C). A data structure that stores key-value pairs

D). A single numerical value

In Python, how do you create a list?

A). list = {1, 2, 3}

B). list = (1, 2, 3)

C). list = [1, 2, 3]

D). list = <1, 2, 3>

How do you parse a JSON string in JavaScript?

A). JSON.convert()

B). JSON.toObject()

C). JSON.parse()

D). JSON.stringify()

What is a key characteristic of a hash table?

A). Ordered elements

B). Key-value pairs

C). Fixed size

D). Single value elements

Which of the following is a common example of a complex data type?

A). String

B). Integer

C). Array

D). Boolean