System Unit Components

System Unit Components
March 29 13:12 2017  

The employees of a software testing company are aware of different types of software technologies. Besides that, white box testing requires special programming skills and knowledge. The creation of automated test scripts also needs particular abilities.

Every specialist, who conducts functional testing, system checking, load testing or any other type of quality control, pays huge attention to the components of system unit (chassis). It is a set of electronic components of a computer that provides the proper its operating. There are six main system unit components.

What Are the System Unit Components?

  1. Motherboard – a system core. Actually, it is a heart of computer. Other system elements are connected to motherboard, and the whole system is managed and controlled by it. Motherboard contains special chips on which some ICs (Integrated circuits) are etched.
  2. Processor – a computer engine, its brain. CPU (central processing unit) manages most of computer operations. Processors can be with pins or pin-less. It contains a control unit and a logic unit.
  3. RAM (random access memory) – primarily memory. It storages all data processed by programs and apps on the computer. There are dynamic and static RAMs.
  4. Hard Drive – a system memory that storages data in a form of archives. Here all our files, folders, operating system, programs, and applications are saved. Hard driver can be of two type: PATA (Parallel Attachment Packet Interface) and SATA (Serial Attachment Packet Interface).
  5. Video Card (graphics adapter) – with its help the outputs from a computer are displayed on the screen. Modern video cards support HDMI (high-definition multimedia interface), VGA (video graphics array) and DVI (digital visual interface).
  6. Power Supply – provides every part of PC with electrical power.

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Nataliia Vasylyna
Nataliia Vasylyna

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