What is the primary use of a stack data structure?

Which data type in Python is immutable?

A). List

B). Dictionary

C). Set

D). Tuple

What is a key characteristic of a hash table?

A). Ordered elements

B). Key-value pairs

C). Fixed size

D). Single value elements

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>

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

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

A). push()

B). append()

C). insert()

D). add()

Which method converts a JavaScript object into a JSON string?

A). JSON.convert()

B). JSON.toString()

C). JSON.stringify()

D). JSON.parse()

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

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)

What does SQL stand for?

A). Structured Query Language

B). System Query Language

C). Structured Question Language

D). System Question Language

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 =