Lesson 2: Components of a System Unit Flashcards
The physical parts of the computer, including processor and memory chips, input/output devices, tapes, disks, modems, cable, etc.
Hardware
It contains the major components of the computer and helps protect them.
Computer case
It is used primarily to connect printers to the computer.
Parallel port (Female DB-25)
It is used primarily to connect external modems, mice, and miscellaneous devices.
Serial port (Male DB-9)
It is used to connect joysticks to the computer. It can also be identified as a MIDI port.
Game port (Female DB-9)
It is used to connect a mouse.
PS/2 Mouse Port or Keyboard port (mini-DIN 6)
It is used to connect VGA and Super VGA monitors to the computer.
VGA port (Female DB-15)
It is used for an analog video signal that connects to TVs, VCRs, and video cameras.
S-Video port (mini-DIN 4)
It is used to connect SCSI printers, CD ROMs, scanners, and hard drives.
SCSI port (50-pin centronics)
It is used to connect external SCSI printers, CD-ROMs, scanners, and hard drives.
SCSI port (VHDCI connector)
Used to connect digital display devices.
DVI Interface (DVI-I socket)
It is typically used to connect to an Ethernet network cable.
Ethernet port (RJ-45 Connector)
It is used to connect to the telephone and the telephone cable.
Phone Jack Modem Port (RJ-11 Connector)
Used to connect PC peripherals, including mice, keyboards, printers, modems, and external disk drives.
Universal Serial Bus (USB) port (Type A USB port)
Where you install the CPU.
CPU socket
