DSA Day 1

1.       Which of the following is not a linear data structure?

• Array

• Stack

• Tree

• Linked list

which of the following is not an non primitive data?

•  integer

• graph

• real

• boolean

Which of the following statements about arrays is true?

• An array is a collection of variables of different data types.

• An array can hold only one value at a time.

• The first element of an array has an index of 1.

• The size of an array can be changed after it is created.

What is an array?

• A collection of variables of different data types

• A function that performs a specific task

• A data structure that stores a collection of elements of the same data type

• A loop that iterates through a series of instructions

What is the index of the first element in an array?

• 0

• 1

• -1

• It depends on the programming language

How do you access an element in an array?

• By using the name of the array

• By using the position of the element in the array

• By using the data type of the array

• By using the length of the array

What is the process of accessing elements of an array in sequence called?

•  Traversing

• Searching

•  Sorting

• Merging

What is the process of arranging the elements of an array in a particular order called?

• Traversing

• Searching

• Sorting

• Merging

Which of the following is NOT an operation that can be performed on arrays?

• Accessing individual elements

• Modifying individual elements

• Inserting or deleting elements

• Multiplying the elements of an array together

What is a data structure?

• A way of representing data in memory

• A set of instructions for solving a problem

• A program that performs a specific task

• A type of computer hardware