Vesa Local Bus

(VL-Bus) - A 32-bit local bus that runs between the CPU and peripheral devices at speeds up to 40MHz.

Virtual Memory

Simulated memory. When RAM is full, the computer swaps data to the hard disk and back as needed. See Swapping.

Virus

A program usually disguised as something else, that is loaded onto your computer without your knowledge and runs against your wishes. It may either cause damage (by erasing or corrupting data) or irritate users (by sending out hundreds of pieces of email, or printing messages).

WYSIWYG

Acronym for What You See Is What You Get.

Pronounced wiz-ee-wig, is a program that allows the user to see what the end result will be of what is seen on the display.

Quiz 1. Help Desk Basics

1. This is the basic Internet program that lets you verify that a particular Internet address exists and can accept requests. a. universal resource locator b. NOC c. ping d. resource reservation protocol e. bandwidth test

2. This is the smallest unit of data in a computer. a. bit b. exabyte c. bogomip d. byte e. nit

3. This is the program your personal computer's microprocessor uses to get the computer system started after you turn it on. a. boot b. source code c. initialization d. BIOS e. softswitch

4. This is the standard interactive and programming language for getting information from a database. a. SQL b. SSL c. DCOM d. PL/1 e. DASD

5. This is a collection of small programs, any of which can be called when needed by a larger program that is running in the computer. a. digizine b. legacy application c. crosstalk d. servlet e. dynamic link library

6. This is the place in a computer where the operating system, application programs, and data in current use are kept so that they can be quickly reached by the computer's processor. a. microprocessor b. random access memory c. access control list d. management information base e. system tray

7. This is a network point that acts as an entrance to another network. a. network node manager b. handshake c. gateway d. floating point unit e. Fortezza

8. This is the measure of the range of frequencies a communication signal occupies. a. radian b. frequency modulation c. frequency-hopping spread spectrum d. dynamic range e. bandwidth

9. This is the device, or in some cases, software in a computer, that determines the next network point to which a packet is forwarded toward its destination. a. bit map b. router c. traceroute d.device driver e. transducer

10. This is a set of related programs, located at a network gateway server, that protects the resources of a private network from users from other networks. a. secure socket shell b. firewall c. general protection fault d. logic gate e. private key ANSWER KEY on page 64.

Quiz 2. Peripherals and Data Storage

1. On a PC, your printer is usually attached through a parallel interface and cable, but your keyboard and mouse are connected through this kind of interface. a. QWERTY b. single mode fiber c. TWAIN d. intelligent peripheral interface e. serial

2. This is an interconnection system between a microprocessor and attached devices in which expansion slots are spaced closely for high speed operation. a. Peripheral Component Interconnect b. Input/Output Supervisor c. jumper block d. I2C bus e. High-Speed Serial Interface

3. This is a plug-and-play interface that allows you to add a new device such as a scanner or printer to your computer without having to add an adapter card or even having to turn the computer off. a. Audio/Modem Riser b. Universal Serial Bus c. hot fix d. virtual device driver e. PCMCIA card

4. This is a utility that rearranges your discontiguous files and free space on your computer so that your files are stored in contiguous units and free space is consolidated in one contiguous block.

a. degaussing b. patch c. defragmenter d. parser e. logical block addressing

5. This is a form of static random access memory whose contents are saved when a computer is turned off or loses its external power source. a. SynchBurst SRAM b. static IP c. nonvolatile storage d. magnetoresistive random access memory e. direct memory access

6. This is a data storage technology that allows information to be written to a disk a single time and prevents the drive from erasing the data. a. write once / read many b. backup domain control c. single instruction multiple data d. permanent virtual circuit e. compact disk / read-only-memory, extended architecture

7. This is what might occur when a program or process tries to store more data in a temporary data storage area than it was intended to hold. a. program temporary fix b. blue screen of death c. fatal exception d. shared memory e. buffer overflow

ANSWER KEY on page 64.

Quiz 3. Web Management Basics

1. This is a place to store the files for Web pages that are frequently requested (or that have been recently requested) to speed up page delivery and reduce network traffic. a. buffer b. capacitor c. cache d. incubator

2. This term means dividing the amount of work that a computer has to do between two or more computers so that more work gets done in the same amount of time and, in general, all users get served faster. a. shared hosting b. routing c. load balancing d. colocation

3. This is a program that serves the files that form Web pages to Web users. Every computer on the Internet that contains a Web site must have one of these. a. Web server b. autoresponder c. application server d. dynamic DNS service

4. This locates a specific page on the World Wide Web. a. domain name b. URL c. path d. IP address

5. This is programming that protects the resources of a private network from users from other networks. a. cybernetics b. firewall c. server-side include d. intranet

6. This is the set of markup symbols or codes inserted in a file intended for display on a World Wide Web browser page. a. HTML b. ASP c. Java d. GIF89a

7. This is an application program that provides a way to look at and interact with all the information on the World Wide Web. a. link checker b. browser c. access provider d. avatar

8. Using a World Wide Web browser, this is a saved link to a Web page that has been added to a list of saved links. a. blog b. bookmark c. bookmark portal d. bogie

ANSWER KEY on page 64.