Search Results

A computer system is made up of two main components:          1. Hardware – The physical parts of a computer that can be seen and touched.          2. Software – The set of programs and instructions that tell the hardware what to do. 👉 Both hardware and softwa...

Input Devices are hardware devices that are used to enter data, instructions, or commands into a computer. These devices allow users to interact with the computer. इनपुट डिवाइस (Input Devices) वे हार्डवेयर उपकरण हैं जिनकी सहायता से हम कंप्यूटर में डेटा, निर्दे...

A Keyboard is the most commonly used input device of a computer. It is used to enter text, numbers, symbols, and commands into the computer. Almost every desktop, laptop, and many other digital devices use a keyboard for user interaction. A keyboard acts as a ...

A Mouse is one of the most commonly used input devices of a computer. It is a pointing device that allows users to control the cursor (pointer) on the computer screen. Using a mouse, users can select files, open programs, draw pictures, play games, and perform...

An Output Device is a hardware component of a computer that displays or presents the processed information to the user. After the CPU processes the input data, the output device converts the digital result into a human-readable form such as text, images, audio...

A Monitor is the most commonly used Output Device of a computer. It displays the processed information received from the CPU in the form of text, images, graphics, videos, and animations. Without a monitor, it becomes difficult for a user to view the results o...

A Printer is an Output Device. It is used to print the information stored in a computer on paper. The printed paper is called a Hard Copy. For example, if you prepare a resume in MS Word and print it on paper, the printer converts the soft copy into a hard cop...

1. Impact Printer (इम्पैक्ट प्रिंटर)      An Impact Printer prints by striking (hitting) an ink ribbon against the paper, just like a       traditional typewriter.     Impact Printer वह प्रिंटर है जो Ribbon (रिबन) पर ज़ोर से प्रहार (Hit) करके अक्षरों को कागज़ ...

The CPU (Central Processing Unit) is the most important part of a computer. It performs all calculations, processes data, and controls every operation of the computer. CPU is called the Brain of the Computer because it makes decisions, executes instructions, a...

Cache Memory is a small, very fast memory located inside or very close to the CPU. It stores the most frequently used data and instructions so that the CPU can access them quickly. Its main purpose is to increase the speed of the computer. Cache Memory (कैश मे...

Computer Memory is a storage area where a computer stores data, instructions, and results. Whenever we use a computer, all information is stored in memory either temporarily or permanently. Without memory, a computer cannot remember anything or perform any tas...

Primary Memory is the main memory of a computer. It is directly connected to the CPU and stores the data and instructions that the CPU needs immediately. Without Primary Memory, the CPU cannot process data efficiently. Primary Memory (प्राथमिक मेमोरी) कंप्यूटर...

Primary Memory is the main memory of a computer. It is directly connected to the CPU and stores the data and instructions required for processing. Primary Memory is mainly of two types: 1. RAM (Random Access Memory) 2. ROM (Read Only Memory) Primary Memory (प्...

Secondary Memory is a permanent storage memory used to store data, programs, and files for a long time. Unlike RAM, the data stored in Secondary Memory remains safe even when the computer is turned OFF. It is also called Secondary Storage, External Memory, or ...