In personal computers, a motherboard is the central printed circuit board (PCB) in many modern computers and holds many of the crucial components of the system, providing connectors for other peripherals. The motherboard is sometimes alternatively known as the main board, system board, planar board or, on Apple computers, The logic board.
THE POWER SUPPLY IS THE COMPONENT WHICH “SUPPLIESPOWER” TO THE ENTIRE COMPUTER. IT WORKS BY CONVERTING THEALTERNATING CURRENT TO THE DIRECT CURRENT
The central processing unit (CPU) is the portion ofa computer system that catties out the instructionsof a computer program, to perform the basicarithmetical, logical, and input/output operations ofthe system.
A video card, display card, graphics card, or graphics adapter is an expansion card which generates a feed of output images to a display. Most video cards offer various functions such as accelerated rendering of 3D scenes and 2D graphics, MPEG-2/MPEG- 4 decoding, TV output, or the ability to connect multiple monitors.
Random access memory (RAM) is a form of computer data storage. Today, it takes the form of integrated circuits that allow stored data to be accessed in any order with a worst case performance of constant time.
Computers can connect to an Ethernet network through plugging an 8P8C modular connector (Ethernet cable) which is plugged into the router to the computer.
A desktop computer is your standard home computer. Whether it be a Mac or PC, they all connect to the internet via an Ethernet cable.
Laptops can connect to the internet withoutneeding an Ethernet cable. To connect to awireless network, you need a wireless router.
Laptops are portable PCs and Macs.They can connect via Ethernet too butmainly through a wireless network(WiFi)They have an in-builtWireless adapter but Externalones can be attatched
In telecommunications, 4G is the fourth generation of cell phone Mobile Network. It is the successor of the third generation (3G). A 4G system provides mobile ultra-broadband Internet access, for example to laptops with USB wireless modems, to smartphones and to other mobile devices. Applications include: amended mobile web access, gaming services, HD video