Hardware/Software Flashcards
What is a PSU?
(power supply unit)
It supplies power to an electrical device.
What is a UPS ?
( uninterruptible power supply)
It is an electrical apparatus that provides emergency power to a load when the power source or mains power fails.
What is motherboard ?
It holds together many of the crucial components of a computer.
What is RAM ?
( Random Access Memory)
It stores running programs and data for the programs.
What is BIOS?
(Basic Input Output System) it is a computer program which is embedded on a chip on a computers motherboard, it regulates and controls various various devices that make up the computer.
What is a hard Drive?
It stores all you data. It houses the hard disk , where all your files and folders are physically located. It is short for hard disk drive.
What is an SSD?
( solid state drive) It uses flash memory to store data, it provides better better reliability and efficacy over hard disk drives.
What is the function of a wireless router?
It provides access to the internet or a private computer network.
What is a Firewire?
IT is a standard high performance serial bus for connecting digital devices together or to computer.
What is HDMI?
(high definition multimedia interface)
It is a digital interface used to transmit audio and video data in a single cable.
What is webcam?
It is a video camera that feeds an image or video in real time to or through a computer to a computer network, such as the internet.
What is a monitor?
It is an electronic device that shows pictures for computers.
It is associated with: Contrast ratio, aspect ration and size
What is an optical drive?
It is a computer system that allows used DVD, CD’s and Blu-ray optical drive. It contains some lenses that project electromagnetic waves which are responsible waves which are responsible for reading and writing on optical discs.
What is Flash Drive?
It is an electronic device containg flah memeory for storing dtat or transferring it or from computer, digital camera
What is an optical drive ?
It is a system that allows uses DVDs , CDs and Blu-Ray optical drive .The drive contains more lenses that projects electromagnetic waves which are responsible for reading and writing data on optical discs.
