What is a key characteristic of a hash table?

Which data type in Python is immutable?

A). List

B). Dictionary

C). Set

D). Tuple

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 =

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 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)

How do you access the value of a key in a JavaScript object?

A). object(key)

B). object.key

C). object[key]

D). Both b and c

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

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)

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

A). String

B). Integer

C). Array

D). Boolean

What is a multidimensional array?

A). An array with a single dimension

B). An array containing other arrays

C). An array with only string values

D). An array with a fixed size