Term
| Name and describe the 4 types of computer cases. |
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Definition
1. Tower case – sits upright and can hold several drives
2. Desktop case – lies flat and sometimes holds monitor
3. Laptop case – mobile
4. All-in-one case – used with all-in-one computer |
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Term
| Name the 8 things a computer case usually holds |
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Definition
| Power supply, motherboard, processor, memory modules, expansion cards, hard drive, optical drive, other drives |
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Term
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Definition
| a VGA (Video Graphics Array) port, also know as a DB-15 port, is a 15-pin female port that transmits analog video. |
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Term
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Definition
| A S-video port is a 4-pin or 7-pin round video port sometimes used to connect to a television. |
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Term
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Definition
| A DVI (Digital Video Interface) port transmits digital or analog video. |
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Term
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Definition
| A HDMI (High-Definition Multimedia Interface) port transmits digital video and audio (not analog transmissions) and is often used to connect home theater equipment. |
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Term
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Definition
| A display port transmits digital video and audio (not analog transmissions) and is slowly replacing VGA and DVI ports on personal computers. |
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Term
| Describe a thunderbolt port |
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Definition
| A thunderbolt port transmits both video and data on the same port and cable. The port is shaped the same as the Display port and is compatible with Display port devices. |
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Term
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Definition
| A network port, also called an Ethernet port, or a RJ-45 port, is used by a network cable to connect to the wired network. |
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Term
| Describe the audio ports that usually come on a computer |
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Definition
| A system usually has three or more round audio ports, also called sound ports, for a microphone, audio in, audio out, and stereo audio out. |
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Term
| Describe a S/PDIF sound port |
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Definition
| A Sony-Phillips Digital Interface sound port connects to an external home theater audio system, providing digital audio output and the best signal quality. |
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Term
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Definition
| A Universal Serial Bus is a multi-purpose I/O port used by many different devices, including printers, mice, keyboards, scanners, external hard drives, and flash drives. |
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Term
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Definition
| A Firewire port (also called IEEE 1394 port) is used for high speed multimedia devices such as digital camcorders. |
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Term
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Definition
| An External SATA port is used by an external hard drive using the eSATA interface. eSATA is faster than firewire. |
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Term
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Definition
| A PS/2 port, also called a mini-DIN port, is a round 6-pin port used by a keyboard or mouse. The ports look alike but are not interchangeable. On a PC, the purple port is for the keyboard, and the green port is for the mouse. |
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Term
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Definition
| a serial port, sometimes called a DB9 port, is a 9-pin male port used on older computers. |
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Term
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Definition
| A parallel port is a 25-pin female port used by older printers. |
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Term
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Definition
| A modem port, also called an RJ-11 port, is used to connect dial-up phone lines to computers |
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Term
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Definition
| It does most of the processing of data instructions for the entire system |
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Term
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Definition
| It consists of metal fins that draw heat away from a component |
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Term
| What is an expansion card? |
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Definition
| A circuit board that provides more ports than those provided by the motherboard |
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Term
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Definition
| A dual in line memory module. They are the slots that hold memory. |
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Term
| What is a hard drive? (HDD) |
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Definition
| Permanent storage used to hold data and programs. |
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Term
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Definition
| The power supply unit is a box installed in a corner of the computer case that receives and converts the house current so that components inside the case can use it. |
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Term
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Definition
| Advanced technology extended is the most commonly used form Factor today. |
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Term
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Definition
| Motherboard – sometimes called system board is the Largest and most important circuit board |
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Term
| What does the processor do? |
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Definition
| Processes most of the data and instructions for the entire system |
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Term
| What two components make up the processor cooler? |
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Definition
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Term
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Definition
| metal fins that draw heat away from a component |
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Term
| What are expansion cards? |
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Definition
| A circuit board that provides more ports than those provided by the motherboard |
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Term
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Definition
| Random Access Memory. Temporary storage for data and instructions as they are being processed by the CPU |
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Term
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Definition
| Dual inline memory module (DIMM) slots hold memory modules |
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Term
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Definition
| Permanent storage used to hold data and programs |
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Term
| What does the power supply do? |
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Definition
| Receives and converts house current so that components inside the case can use it |
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Term
| What are the two most popular form factors? |
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Definition
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Term
| What does ATX stands for? |
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Definition
| Advanced Technology Extended |
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Term
| What are the various power connectors common for the ATX form factor? |
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Definition
a. 20-pin P1 connector
b. 4-pin and 8 pin auxiliary connectors
c. 24-pin or 20+4-pin P1 connector
d. 6-pin and 8-pin PCIe connectors |
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Term
| Discuss the 20 pin P1 connector. |
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Definition
| * 20-pin P1 connector: used by the first ATX power supplies and motherboards |
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Term
| Discuss the 4-pin and 8-pin auxiliary connectors. |
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Definition
| * 4-pin and 8-pin auxiliary connectors: used to provide and additional 12 V of power for evolving CPUs |
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Term
| Discuss the 24-pin or 20+4-pin P1 connector |
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Definition
the older 20-pin P1 connector still worked in this connector
* Supported the new PCI Express slots |
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Term
| Discuss the 6-pin and 8-pin PCIe connectors |
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Definition
connect directly to the video card
* Video cards draw the most power in a system |
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Term
| Explain the microATX (MATX) form factor as a reduced size variation of the ATX form factor, and discuss the differences between these two standards. |
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Definition
b. Reduces total cost of a system by:
i. Reducing number of expansion slots on motherboard
ii. Reducing power supplied to the board
iii. Allowing for a smaller case size
c. Uses a 24-pin P1 connector
i. Not likely to have as many extra wires and connectors as those on the ATX power supply |
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Term
| What is a Berg power connector |
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Definition
| A type of power connector used by a power cord to provide power to a floppy disk drive. |
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Term
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Definition
| > BIOS (basic input/output system) Firmware that can control much of a computer’s input/output functions, such as communication with the keyboard and the monitor. |
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