Lesson 2 The Visible Computer

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Each piece of RAM is called?

A stick.

BIOS?

Basic Input/Output System

CPU

Central Processing Unit

CD-R

Compact Disc Recordable

What is a Plug?

is a part with some type of projection that goes into a port.

Two other video connectors types that have come into limited use in the past few years?

1. Display Port 2. Thunderbolt

Computes work through 3 steps?

1. Input 2. Output 3. Processing

the tools of the trade

1. Phillips-Head Screwdriver 2. Star-Head Torx wrench 3. Pair of tweezers

DVI comes in three flavors?

1. DVI-D (All digital) 2. DVI-A ( Analog) 3. DVI-I (Both digital and analog)

The exam 201-902 covers five area?

1. Windows operation 2. Other operating systems and technology. 3. Security 4. Software Troubleshooting 5. Operational Procedures

3 other names for a mini-din connector?

1. mini-din 2. PS/2 3. Din-6

The most popular sound connector in use?

1/8-inch connector

How many Pins does the mini-Din have?

8

Motherboard

A circuit board that contains all of the computer system's main components.

Modem

A device that allows computers to communicate over telephone lines

Power Supply

A device that provides power to a computer.

What is a Jack?

A jack is used as an alternative to port, so you may also put a plug into a jack.

Dual Inline Memory Module (DIMM)

A memory module (stick) that installs into matching DIMM sockets found on many motherboards. The word "dual" refers to the separate pins or connections on both sides of the module and socket. (1)

RJ-11

A phone line connection or port found on modems, telephones, and house phone outlets.

What is a Port?

A port is a part that has some type of matching hole or slot that accepts the plug.

Blue-ray disc

A type of disc-shaped storage device, mostly used for high-definition movies and games.

What is Thunderbolt?

A way to add another monitor by plunging it into the thunderbolt.

What are the most common size of USB?

A,B and Mini-B

DB connectors are technically called ___ Connectors?

D-shell connectors.

DVD's store much more?

Data

DVI

Digital Visual Interface

What is a Mini=Din also called?

Din-6

What does the E stand for in DE-9?

E refers to the 9 pins.

The term connector described as what?

Either port (Jack) or a plug.

ESD

Electrostatic Discharge

Optical Drive

Enable a computer to read one or more types of optical discs such as CD,DVD or Blue Ray Disc.

What are expansion slots?

Enable you to add more devices on the expansion card.

GPU

Graphics Processing Unit

Which of the following connections supports both audio and video streams? VGA. S/PDIF. DVI HDMI.

HDMI.

What is a DisplayPort?

Has a full-sized connector and a smaller one called -mini.

HDMI

High Definition Multimedia Interface

A customer exclaims that he has a "two-terabyte system." What does that mean? His RAM capacity is 2 TB. His hard drive capacity is 2 TB. His CPU runs at 2 TB. His network runs at 2 TB.

His hard drive capacity is 2 TB.

Firewire connectors also known as?

IEEE 1394. It moves Data at a high speed

What is a USB used for?

Is the most popular connection used to connect a computer to devices such as digital cameras, printers, scanners, and external hard drives

What is a USB B Connector?

It's the other end of the USB cord.

What is the Mini-DIn connector used for?

Mouse,Keyboard,Speakers.

What do Fire wire connections move and makes a perfect connection for what?

Moves data High Speed which makes it a perfect connection for highly specialized applications.

Are Firewire devices swappable?

No

What are output devices?

Printer, Speaker, monitor

Which component stores programs and data currently being used by the CPU? RAM. NIC. DVD. Hard drive.

RAM

Two types of RJ connectors?

RJ-11 and RJ-45

Which of the following connection type is used for networking? Mini-DIN. S/PDIF. RJ-45. VGA

RJ-45.

RAM

Random Access Memory

ROM

Read Only Memory

SATA

Serial Advanced Technology Attachment

S/PDIF

Sony-Philips digital interface format—a single-pin RCA phone jack used for transferring digital audio from CD and DVD players to amplifiers and speakers.

hard drive

Stores programs and data that are not currently being used.

hot-swappable

The feature of a component that allows it to be installed or removed without disrupting operations.

USB has number of features that makes it popular such as?

They are swappable, which means you can insert or remove them without restarting your PC. USB devices get their electrical power through the USB connectors, so they don't need batteries or a plug in. USB can also be used to recharge some devices.

If you don't have a anti-static wrist strap what else could you do to prevent ESD?

Touch the metal case occasionally to prevent ESD.

Which of the following hot-swappable connectors provides the most common general-purpose connection for the PC? PS/2. USB. Correct VGA. FireWire.

USB

USB

Universal Serial Bus

What does USB stand for?

Universal Serial Bus

VESA?

Video Electronics Standards Association

What is a network?

a communications, data exchange, and resource-sharing system created by linking two or more computers and establishing standards, or protocols, so that they can work together

RJ-45

a port that looks like a large phone jack and is used by twisted-pair cable to connect to a wired network adapter or other hardware device. RJ stands for registered jack.

AC

alternating current

When working on a PC to avoid ESD techs should where what?

anti-static wrist strap clips on any metal part of the case.

CD-ROM

compact disc-read-only memory

CD-RW

compact disc-rewritable

DVD

digital video disc

DC

direct current

What is a eSATA port?

eSATA is a SATA connector accessible from outside the computer, to provide a signal (but not power) connection for external storage devices. eSATAp combines the functionality of an eSATA and a USB port, and a source of power in a single connector.

The PC case is also called what?

enclosure

FRU

field replaceable unit

CPU is also called?

microprocessor

What type of port does the keyboard connect to?

mini-DIN port or a USB port.

What is the 1/8-inch connector also called?

mini-audio connector.

OS

operating system


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