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A program specification is the definition of what a computer program is expected to do. It can be informal, in which case it can be considered as a user manual from a developer point of view, or formal, in which case it has a definite meaning defined in mathematical or programmatic terms.
Because computer parts contain hazardous materials, there is a growing movement to recycle old and outdated parts. [66] Computer hardware contain dangerous chemicals such as lead, mercury, nickel, and cadmium. According to the EPA these e-wastes have a harmful effect on the environment unless they are disposed of properly.
Computer hardware and software standards are technical standards instituted for compatibility and interoperability between software, systems, platforms and devices.
It has a monitor, keyboard, mouse, speakers, and a computer tower. The computer tower contains the motherboard and processor. A desktop computer, often abbreviated as desktop, [1] is a personal computer designed for regular use at a stationary location on or near a desk (as opposed to a portable computer) due to its
Industry analysts suggest that this trend plays a bigger part in driving upgrades to existing computer systems than technological advancements. A second meaning of the term system requirements, is a generalisation of this first definition, giving the requirements to be met in the design of a system or sub-system.
The interface is primarily used to connect a video source to a display device such as a computer monitor, though it can also be used to transmit audio, USB, and other forms of data. Unline HDMI, DisplayPort is open source. drive bay A standard-sized area within a computer case for adding hardware (hard drives, CD drives, etc.) to a computer.
Another ATX addition was the +5 V SB (standby) rail for providing a small amount of standby power, even when the computer was nominally "off". When a computer is in ACPI S3 sleep mode, only +5 V SB rail is used. There are two basic differences between AT and ATX power supplies: the connectors that provide power to the motherboard, and the soft ...
Hardware specifications may vary significantly between different types, models, and price points. The word laptop, modeled after the term desktop (as in desktop computer), refers to the fact that the computer can be practically placed on the user's lap; while the word notebook refers to most laptops sharing a form factor with paper notebooks.
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