计算机专业英语（课后题）

第四章课后习题 Circle the correct answer:

1.These specialized graphics programs combine text and graphics to create publications of professional quality: A.desktop publishing programs c.image galleries B.image editors d.illustration programs 2.Also known as drawing programs.

a.desktop publishing programs c.image galleries b.image editors d.illustrarion programs 3.Graphics programs used to ctreate and edit vector images. a.desktop publishing programs c.image galleries b.image editors d.illustrarion programs 4.An essential multimedia feature that allowa user participation a.Flash c.immersion b.interactivity d.raster

5.Special programs used to create multimedia presentations. a.desktop publishing programs c.immersion

b.interactivity d.multimedia authoring programs 6.A widly used interactive animation application from Adobe. a.ACTION c.Fuzzy b.Flash d.WYSIWYG

7.Programs for Web site design and HTML coding are called Web page editors or a.apps c.VR programs b.HTML editors d.Web editors

8.This area of artificial intelligence is also known as expert systems. a.acoustics c.robotics b.knowledge-bassed systems. D.virtual reality

9.A type of artificial intelligence that uses a database to provide assistance to users. a.acoustics c.robotics

b.expert systems d.virtual reality

10.Another name for the database used in expert sysrems that contains specific facts and rules. a.access table c.knowledge base b.expert table d.rule base

Match each numbered item with the most closely related lettered item.Write your answers in the spaces provided.

a.audio editing e 1.Specialized graphics programs for editing or modifying digital images b.bitmap images b 2.Another name for raster images.

c.blog g 3.Raster images contain thousands of dots known as . d.button a 4.Type of software used to create and edit audio clips.

e.image editors d 5.A link on amultimedia page used to locate and discover information. f.mobile c 6.Personal Web site created by an individual g.pixels j 7.The process of creating a Web site.

h.virtual reality h 8.Also known as artificial reality or virtual environments. I.robots i 9.Computer-controlled machines that mimichuman activities

j.Web authoring f 10.The type of app designed for smartphones,netbooks,and tablets.Circle the correct answer:

1.What type of software works with users,application software,and computer hardware to handle the majority of technical details? a.application c.Linux b.desktop d.system

2.The programs that convert programming instructions written by programmers into a language that computers understand and process are language:

a.converters c.managers b.linguists d.translators

3.The ability to switch between different applications stored in memory is called : a.diversion c.operational interference b.multitasking d.programming

4.Graphic representations for a program,type of file,or function: a.app c.image b.icon d.software

5.This operating system feature is controlled by a mouse and changes shape depending on its current function a.dialog box c.mouse

b.menu d.pointer

6.The operating system based on Linux,designed for Netbook computers,and focused on Inernet connectivity through cloud computing: a.Chrome c. UNIX b.Mac d.Windows

7.The mobile operating system develop by Apple and originally called iPhone OS : a.Android c.IOS b.BlackBerry OS d.Mac OS

8.A utility program that makes copies of files to be used in case the originals are lost or damaged: a.Backup and Restore c.Disk Defragmenter b.Disk Cleanup d.Compactor

9.A troubleshooting utility that identifiles and eliminates nonessential files,frees up valuable disk space ,and improves system performance:

a.Backup and Restore c.Disk Defragmenter b.Disk Cleanup d.Compactor 10.Windows makes it easy to update drivers with Windows: a.Backup c.Driver b.Restore d. Update

Match each numbered item with the most closely related lettered item. Write your answers in the spaces provided. a.antivirus h 1.Programs that perform specific tasks related to managing computer resources b.Boot Camp j 2.Restarting a running computer without turning off the power c.driver e 3.Type of operating system that controls and coordinates networked computers. d.fragmented f 4.An operating system is often referred to as the software environment or

e.NOS b 5.Allows Macintosh computers toren both Mac OS and the Windows operating system.

f.platform i 6.A type of software that allows a single physical computer to operate as though it were two or more separate and

independent computers.

g.Anddroid g 7.Mobile operating system that is owned by Google and is one of the fastest-growing mobile operating systems. h.utilities a 8.Type of program that guards computer systems fromviruses and other damaging programs. I. virtualization d 9.If a file cannot be saved on a single track ,it has to be j.warm boot c 10.Program that works with the operating system to allow communication between a device and the rest of a computer system is called a device 第六章 选择题

1. this container houses most of the electrical components for a computer system.

a. carrier package b. system board

c. system unit d. TV tuner

2. similar to notebooks, this system unit specializes in on-the-go Web browsing and e-mail access. a. chassis b. desktop

c. media center d. netbook

3. computers can only recognize this type of electronic signal. a. analog b. bus

c. digital

d. maximum

4. the main or motherboard is also known as the: a. computer

c. mobile system

d. system board

b. board processor

5. how many bytes can a 32-bit-wrd computer access at a time? a. 1

c. 8 d. 16

b. 4

6. in a microcomputer system , the central processing unit is contained on a single: a. bus b. chip

c. module

d. RAM

7. this type of memory divides large programs into parts and stores the parts on a secondary storage device. a. direct

c. random-access d. virtual

b. expanded

8. also known as NIC, this adapter card is used to connect a computer to a : a. AIA

c. graphics

d. network

b. expansion

9. this provides a pathway to connect parts of the CPU to each other: a. bus

c. wired

d. wireless

b. Plug and Play

10. older ports that have largely been replaced by faster, more flexible ports are called: a. buses

c. legacy d. rednered

b. expandable 匹配题

1. The category of system units that blurs the line between desktop computers and dedicated entertainment devices. Media center 2. The newer type of tablet PC that is almost all monitor. slate

3. System board component that provides a connection point for specialized cards or circuit boards. slots 4. Plastic cards the size of a regular credit card that have an embedded specialty chip. Smart cards

5. A type of memory that improves processing by acting as a temporary high-speed holding area between the memory and the CPU. cache 6. A type of memory that provides a combination of features of RAM and ROM. Flash

7. A generic term that is associated with the ability to attach any device onto a computer and have it play or work immediately. Plug and Play

8. This bus connects the CPU to memory on the system board. system 9. This port can be used to connect many USB devices to the system. USB 10. This unit plugs into s standard wall outlet and converts AC to DC. Power supply 第七章 选择题

1. Most keyboards use an arrangement of keys known as:

a. Alpha b. Daisy

c. OptiKey d. QWERTY

2. The device that controls a pointer displayed on the monitor. a. cord b. mouse

c. printer

d. scanner

3. Also known as a roller ball, this device controls the pointer by rotating a ball with your thumb. a. trackball b. joystick

c. cordless mouse d. stylus

4. The type of screen that can be touched with more than one finger and supports zooming in and out by pinching and stretching your fingers. a. digital

c. multitouch d. OLED

b. dynamic

5. Flatbed and document are types of: a. headsets b. HDTVs

c. monitors d. scanners

6. Device used by banks to automatically read those unusual numbers on the bottom of checks and deposit slips. a. MICR b. FDIC

c. OMR d. UPC

7. The most widely used audio-input device. a. mouse b. VR

c. microphone

d. TFT

8. The monitor feature that specifies how often a displayed image is updated. a. aspect ratio b. dot pitch

c. refresh rate d. resolution rate

9. Handheld, book-sized devices that display text and graphics a. e-book-readers b. HDTV

c. lasers

d. whiteboards

10. This technology allows television stations to broadcast their programming directly to smartphones, computers, and digital media players. a. CRT b. HDTV 匹配题

1. Pressing this key turns this feature on or off. Caps lock

2. This type of mouse has a ball on the bottom and is attached with a cord to the system unit. Mechanical 3. A penlike device commonly use with tablet PCs and PDAs. stylus 4. Bar code readers use either handheld wand readers or platform. scanners 5. Bar code system used by many electronic cash registers. UPC 6. Records images digitally on a disk or in its memory. Digital camera 7. The distance between each pixel. Dot pitch

8. A type of monitor that activates each pixel independently. Active-matrix

9. Special-purpose printers for creating maps, images, and architectural and engineering drawings. plotters

10. A type of Internet telephone service that requires a small adapter that connects directly to your computer’s USB port. MagicJack

c. LED d. Mobile DTV

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