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PC basics
Karten in diesem Stapel (15)
- 1What is an input device?A device that is used to send data to a computer.
- 2What is an output device?A device that is used to send data from a computer to another device.
- 3What is a storage device?A piece of equipment on which information can be stored on.
- 4Give an example of input, process and outputAn input is a mouse and an output is a monitor and a process devise is a mother board
- 5What is the purpose of a power supply?The power from a wall outlet is high-voltage AC. The type of power computers need is low-voltage DC. All computer parts (the electronic chips on the motherboard and adaptors , the electronics on the drives, and the motors in the hard drive and optical drive) need DC power to operate.
- 6What is the purpose of the computer case?. A computer system unit is the enclosure that contains the main components of a computer. It is also referred to as a computer case or tower. Read on to learn about the functions and components that go into a computer system unit.
- 7What is the purpose of the motherboard?Image result for purpose of
A motherboard is one of the most essential parts of a computer system. It holds together many of the crucial components of a computer. - 8What is the purpose of the Processor?What Is the Purpose of a Computer Processor? The most important component of a computer is the central processing unit, or CPU, also called the processor. The processor acts as the computer's brain, running programs and sending and receiving signals to attached devices to keep the computer running
- 9What is the purpose of the RAM?Image result for purpose of ram,
RAM (Random Access Memory) is the hardware in a computing device where the operating system (OS), application programs and data in current use are kept so they can be quickly reached by the device's processor - 10What is the purpose of ROM?Image result for purpose of ROM
ROM is also a type of non-volatile storage, which means that the information is maintained even if the component loses power. In a typical computer system, ROM is located on the motherboard, shown in the right of the picture. It contains the basic instructions for what needs to happen when a computer is powered on - 11What is the purpose of the Hard Drive?Image result for purpose of HARD
Capacity and Performance. The most important characteristic of a hard drive is how much data the hard drive can store, referred to as the storage capacity - 12What is a repetitive strain injury (RSI) and what causes them?a condition in which the prolonged performance of repetitive actions, typically with the hands, causes pain or impairment of function in the tendons and muscles involved
- 13What is the cause of back injuries when using a computer?Posture-related injuries from computer use. Back and neck pain, headaches, and shoulder and arm pain are common computer-related injuries. Such muscle and joint problems can be caused or made worse by poor workstation (desk) design, bad posture and sitting for long periods of time
- 14What is eye strain and what is the cause?ye strain is a symptom, not an eye disease. Eye strain occurs when your eyes get tired from intense use, such as driving a car for extended periods, reading, or working at the computer. If you have any eye discomfort caused by looking at something for a long time, you can call it eye strain
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- Karteikarten am PC basics, erstellt von Humaina Mahmood am 04/10/2018.
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