| You are here: Almanahj Website ⇒ American curriculum ⇒ 12th Grade ⇒ Information and comm ⇒ Term 1 | ||
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Worksheet about Information technology | ||
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| Subject: Information and comm | ||
| 12th Grade | ||
| Term 1 | ||
| Year: 2023/2024 | ||
| Size: 359.4KB | ||
| Number of clicks: 119 | ||
| Publish date:November 11, 2023 | ||
| Added by: Eman | ||
| Last download date: 2024-08-29 20:55:35 | ||
| Updated by: Eman9966 on 2023-11-11 19:56:44 | By: theodor Veronica Negron | |
| File info: Computer Systems A computer system is a collection of hardware, software, and data that work together to perform tasks. The hardware is the physical components of the computer, such as the central processing unit (CPU), memory, and storage devices. The software is the programs that run on the computer, such as the operating system, applications, and middleware. The data is the information that is stored on the computer, such as text, images, and videos. The main components of a computer system are: Central processing unit (CPU): The CPU is the brain of the computer. It is responsible for executing instructions and performing calculations. Memory: Memory is used to store data and instructions that are currently being used by the CPU. There are two main types of memory: random access memory (RAM) and read-only memory (ROM). RAM is used to store data that is constantly changing, such as the current state of a program. ROM is used to store data that does not change, such as the computer's operating system. Storage devices: Storage devices are used to store data that is not currently being used by the CPU. There are many different types of storage devices, including hard drives, solid-state drives, and optical discs. Input devices: Input devices are used to enter data into the computer. There are many different types of input devices, including keyboards, mice, and scanners. Output devices: Output devices are used to display data from the computer. There are many different types of output devices, including monitors, printers, and speakers. Computer systems can be classified into different types based on their size, purpose, and capabilities. Personal computers (PCs) are small, general-purpose computers that are designed for home and personal use. PCs are the most common type of computer system. Workstations are powerful computers that are designed for professional use. Workstations are often used for tasks such as graphics design, video editing, and scientific computing. Server computers are large, powerful computers that are designed to provide services to other computers on a network. Server computers are often used for tasks such as web hosting, file sharing, and email. Embedded systems are computers that are embedded in other devices, such as cars, appliances, and medical devices. Embedded systems are designed to perform a specific task and are not typically user-accessible. Computer systems are used in a wide variety of applications, including: Business: Computer systems are used in businesses to automate tasks, improve efficiency, and make better decisions. Government: Computer systems are used by governments to provide services to citizens, manage their operations, and protect national security. Education: Computer systems are used in education to deliver instruction, support research, and connect students with each other. Healthcare: Computer systems are used in healthcare to diagnose patients, provide care, and manage medical records. Entertainment: Computer systems are used to create and deliver entertainment, such as movies, music, and video games. Computer systems are a critical part of our modern world. They are used in a wide variety of applications and are essential for our everyday lives. | ||
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