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Afaq Ahmad Khan

Multimedia CBSE Class 9 and 10

Multimedia Multimedia refers to the combination of different media elements such as text, audio, video, images, animations, and interactive content to convey information or entertain the audience. Multimedia can be accessed through various electronic devices such as computers, smartphones, tablets, and televisions. The term “multimedia” is often used to describe interactive or immersive media experiences, […]

Computer networking CBSE Class 9 and 10

Computer networking: Computer networking is the practice of connecting multiple devices, such as computers, servers, routers, switches, and other hardware components, to enable the exchange of information and resources between them. It is the process of creating and managing a network of interconnected devices, using specialized hardware and software tools to facilitate communication and data […]

Types of software CBSE Class 9 and 10

Software Software refers to the programs, applications, and other types of digital tools that are designed to perform specific tasks or functions on electronic devices such as computers, smartphones, tablets, and other digital devices. It includes the instructions, data, and code that enable these devices to perform various functions such as processing data, displaying information, […]

I/O devices CBSE Class 9 and 10

Input/Output (I/O) devices are essential components of a computer system, facilitating interaction between the user and the computer as well as communication between the computer and other devices. I/O devices can be broadly classified into two categories: input devices and output devices. Some devices serve as both input and output devices. Input Devices Input devices […]

Storage devices CBSE Class 9 and 10

Storage devices come in various forms and serve different purposes based on their capacity, speed, portability, and use cases. Here’s an overview of the types you’ve mentioned: 1. Hard Disk Drive (HDD) Description: A hard disk drive is a traditional storage device that uses spinning disks (platters) to read and write data. Capacity: Typically ranges […]

Memory CBSE Class 9 and 10

Memory in computing is generally categorized into primary and secondary memory. Here’s a detailed breakdown of each type and their subcategories: Primary Memory Primary memory, also known as main memory, is the memory that the CPU accesses directly. It is faster than secondary memory but typically more expensive and volatile. Primary memory is essential for […]

Computer Systems – CBSE Class 9 and 10

A computer system is composed of several critical components that work together to perform a wide range of tasks. The main components include the Central Processing Unit (CPU), memory (both primary and secondary), storage devices, and Input/Output (I/O) devices. Here’s an overview of each component: Central Processing Unit (CPU) The CPU, often referred to as […]

Merge String Characters Program in Java

Define a class to accept two strings of same length and form a new word in such a way that, the first character of the first word is followed by the first character of the second word and so on. [10] Example: Input string 1-BALL Input String 2- WORD OUTPUT: BWAOLRLD import java.util.Scanner; public class […]

Name with A Program in Java

Define a class to declare an array to accept and store ten words. Display only those words which begin with the letter ‘A’ or ‘a’ and also end with the letter ‘A’ or ‘a’ [10] EXAMPLE Input: Hari, Anita. Akash, Amrita, Alina, Devi, Rishab, Jolin, Farha, AMITHA Output: Anita Amrita Alina AMITHA Farha import java.util.Scanner; […]

Reversed Case of Char Array Program in Java

Define a class to accept a string, and print the characters with the uppercase and lowercase reversed, but all the other characters should remain the same as before [10] EXAMPLE: INPUT: WelCoMe_2022 OUTPUT: wELcOmE_2022 import java.util.Scanner; public class ReversedCase { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String st; String newSt […]

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