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The last step in acquiring the necessary hardware and software is to identify all the hardware and software requirements of the new or modified system. With the processing model shown on the right in the accompanying figure, the computer collects […]

Most computers use flash memory to hold their startup instructions because it allows the computer easily to update its contents. Information is processed data; that is, it is organized, meaningful, and useful. Answer: T For radio transmissions, a transmitter is […]

All employees, including managers, in a company need accurate information to perform their jobs effectively. _________________________ A(n) ____________________ occurs when a read/write head touches the surface of a hard disk platter, such as that shown in the accompanying figure, usually […]

Dynamic HTML uses a(n) ____, which contains descriptions of a document’s characteristics. a. extensible set b. DMX c. RSS d. style sheet A(n) ____ is a defined process that identifies the specific set of steps involved in completing a particular […]

As shown on the top in the accompanying figure, a(n) ____________________ hard disk is a separate free-standing hard disk that connects with a cable to a USB port or FireWire port on the system unit. Answer: external Undervoltages can cause […]

A decentralized approach to information technology exists when companies maintain central computers supported by a central IT department. _________________________ An industry-sponsored study indicates that certified workers in the company have lower morale and are less productive than noncertified employees. Answer: […]

Wireless music systems include a FireWire transmitter that plugs into a computer, a receiver that connects to a television or stereo system, and a remote control. _________________________ A popular use of CD-RW and CD-R discs is to create audio CDs. […]

____ often use line printers. a. Manufacturing concerns b. Servers c. Mainframes d. Networked applications To ____ images and information stored on memory cards, its contents must be transferred to a desktop computer or other device. a. view b. rasterize […]

Use ____, such as :) or :( , to express emotion in an e-mail message or newsgroup article. a. spam b. FAQs c. emoticons d. flames The ____ bus for a PC Card is the PC Card bus. a. expansion […]

Individual groups or departments often extract data from a data warehouse to create their data stations. Links on a Web page allow users to obtain information in a linear way. _________________________ Answer: F, nonlinear A field is a group of […]

You are taking an economics class, as part of which you are studying the various types of e-commerce. A major search engine is preparing to provide Web-based purchasing, tracking, and transaction downloading capabilities to corporations. What kind of commerce is […]

A systems ____ is responsible for designing and developing an information system. a. manager b. coordinator c. analyst d. developer ____ chart is a popular chart type. a. Data b. Column c. Line d. Pie Answer: B, C, D Investors […]

Discuss what a broadband connection is, and how it differs from a dial-up connection, and review the types of broadband connections. Answer: Many home and small business users are opting for high-speed broadband Internet connections through cable Internet service, DSL, […]

A(n) ____ printer is an impact printer that produces printed images when tiny wire pins on a print head mechanism strike an inked ribbon. a. line b. thermal c. NLQ d. dot-matrix Which of the following is an example of […]

____ is a communications technology used by some outgoing mail servers. a. SMTP (simple mail transfer protocol) b. ARPA (advanced rural postal addresses) c. POP (post office protocol) d. HTML (hypertext mail link) A special type of serial port that […]

Current personal computer hard disks like the one shown in the accompanying figure have storage capacities from 160 GB to 1.5 ____________________ and more. A recent Ethernet standard, called Fast Ethernet, has a data transfer rate of 10 Mbps, ten […]

One of the first storage media used with mainframe computers was ____________________. ____________________ is an operating systems certification sponsored by Red Hat that tests technical expertise in setting up and administering network services and security administration of the Linux operating […]

Pixel pitch, sometimes called ____ pitch, is the distance in millimeters between pixels on a display device. a. dot b. display c. ratio d. contrast To display the highest quality images, an LCD monitor should plug in a(n) ____. a. […]

Server virtualization provides the capability to logically divide a physical server into many virtual servers. Blogs are a popular way people verbally share information on the Web. _________________________ Answer: F, Podasts A(n) ____________________ agreement is the right to use software. […]

____ consists of running the old system alongside the new system for a specified time. a. Phased conversion b. Direct conversion c. Parallel conversion d. Pilot conversion In object-oriented (OO) design, the concept of packaging data and procedures into a […]

Few personal DTP programs include paint/image editing software or photo editing software. Enterprise-wide systems are necessary because functional units within an enterprise have a significant need to share data among the units. Answer: T In ____________________ wire, each cable consists […]

A(n) ____ certificate is a notice that guarantees a user or Web site is legitimate. a. assigned b. secure c. protected d. digital The project leader usually records ____ in a project plan. a. required activities and the order of […]

Online certification study programs cost approximately double the price of traditional instructor-led programs. _________________________ Applications best suited for relational databases are those whose data can be organized in a two-dimensional table. Answer: T A mini-DVD that has grown in popularity […]

The ____ unit is a case that contains electronic components of the computer used to process data. a. system b. master c. control d. base Types of wired home networks include all of the following except ____. a. Ethernet b. […]

In a worksheet, one or more letters identify each row. Process modeling sometimes is called object-oriented design. Answer: F Answer: F After users approve an ERD, the systems analyst identifies data items associated with an entity. ____________________ information can be […]

Organic LEDs ____ than standard TFT displays. a. display more brightly b. are less expensive to produce c. consume less power d. have a lower resolution Application software developed by the user or at the user’s request is called ____ […]

A Kodak ____ CD is a type of CD-ROM that stores digital versions of a single roll of film using a jpg file format. a. Picture b. Image c. Optical d. Graphics Answer: A When a program evaluates a condition […]

____ allows users to send graphics, pictures, video clips, and sound files, as well as short text messages to another smart phone or mobile device. a. SMS b. TMS c. MMS d. XMS Case 2 In your work in the […]

A FireWire port allows a user to connect up to 15 devices together. Demonstration copies of a product specified in a vendor proposal usually are expensive and have unlimited functionality. Answer: F Some certification tests use a technique known as […]

____ is built directly into a processor chip and usually has a very small capacity. a. L1 cache b. L2 cache c. L3 cache d. L4 cache A wireless ____ point is a central communications device that allows computers and […]

According to netiquette, Internet users should assume ____. a. all material is accurate b. all material is up-to-date c. the use of all capital letters is the equivalent of shouting d. all of the above Microwave transmission, sometimes called ____, […]

A(n) ____ copies only the files that have changed since the full backup. a. full backup b. differential backup c. selective backup d. incremental backup The ____ is a worldwide collection of networks that links millions of businesses, government agencies, […]

Vendor-sponsored certifications like the ones detailed in the accompanying figure offer many special benefits as incentives. Answer: T When users log off a P2P network like the one in the accompanying figure, other users still can access their hard disks. […]

Nearly all keyboards, such as that shown in the accompanying figure, have a(n) ____ that switches between two states each time a user presses the key. a. arrow key b. function key c. toggle key d. numeric key Retail and […]

____________________ access is the use of a computer or network without permission. To transfer recorded images from a digital video (DV) camera to a hard disk or optical disc, a computer needs a video capture card. Answer: F Processors that […]

Cameras small enough to swallow sometimes called a cochlear implant take pictures inside your body. _________________________ A(n) ____________________ programming language is a language that uses a graphical interface for creating all source code. Answer: visual Ghosting is a severe problem […]

Displaying a distributed value decreases the possibility of errors. A(n) ____________________ is a compiled program that runs on the client. Answer: applet A text message usually is between 300 to 600 characters. _________________________ Answer: F, fewer than 300 Many backup […]

With game consoles, the output device often is a television. A geographic information system (GIS) database stores audio messages. Answer: F On a class diagram, every object in a class shares methods and attributes that are part of its higher-level […]

____ software is privately owned software and limited to a specific vendor or computer model. a. Stand-alone b. Freeware c. Proprietary d. Shareware Because ____ are components in larger products, they usually are small and have limited hardware. a. telematics […]

____________________ is a programming certification sponsored by the IEEE Computer Society that tests advanced knowledge of software development process and tools. Upon completion of a trade school education, students often receive a certificate. Answer: T Hundreds of procedural languages exist. […]

Case 1 You and your best friend from high school are both looking to begin degree programs in the computer field, but you have different criteria for the program you select. Your friend is looking for different things from his […]

In the machine cycle steps illustrated in the accompanying figure, ____ is the process of obtaining a program instruction or data item from memory. a. fetching b. decoding c. executing d. storing A(n) ____ monitor is a display that uses […]

A hard disk platter’s spinning motion creates a cushion of air above the read/write head, which ensures that the read/write head makes contact with the platter surface instead of floating above the platter. All software companies specialize in a particular […]

A(n) ____ language consists of simple, English-like statements that allow users to specify the data to display, print, or store. a. report b. query c. specification d. inquiry Answer: B Many search engines like those in the accompanying figure use […]

The designers of Web pages, known as ____________________, use a variety of techniques to develop Web pages. As shown in the accompanying figure, a(n) ____________________ session is a lengthy, structured, group meeting in which users and IT professionals work together […]

A(n) ____ is someone who uses the Internet or network to destroy or damage computers for political reasons. a. hacker b. script kiddie c. cyberextortionist d. cyberterrorist ____ is the code of acceptable behaviors users should follow while on the […]

____ cable consists of one or more twisted-pair wires bundled together. a. Dual b. Coaxial c. Twisted-pair d. Fiber-optic One popular use of ____ is to store a prepaid amount of money, as in a prepaid telephone calling card. a. […]

Although older computers used tape cartridges, today’s computers use reel-to-reel tape drives. A utility program allows a user to perform maintenance-type tasks related to managing a computer, its devices, or its programs. Answer: T Types of services offered by cloud […]

Few computer-related careers offer much opportunity, but usually they require no initial or continuing formal education. With Bluetooth printing, a printer communicates with a computer or other device using infrared light waves. Answer: F Dial-up access is no longer used […]

Released in 2006-2007, ____________________ is an upgrade to Windows XP. Define certification and its function in the computer field. Include a discussion of the benefits of certification. Answer: Certification is the process of verifying the technical knowledge of an individual […]

Case 1 Your friends know that you understand a lot about computers, both the technical details of how they operate as well as information about software. Lately, with all of the concerns about copyright infringement, friends have started to ask […]

IT certification can do all of the following EXCEPT ____. a. enhance employees’ careers b. provide employees with added credibility among peers and employers c. increase employee salaries d. guarantee job security A standard CD-ROM is called a ____ disc […]

Many film developers offer Picture CD service for customers when they drop off film to be developed. Each processor on a multi-core chip generally runs at a slower clock speed than a single-core processor. Answer: T ____________________ software is mass-produced, […]

When pressed, the APPLICATION key displays the Start menu. When a computer is turned on, the charge of electricity causes the processor chip to reset itself and find the ROM chip(s) that contains the BIOS. Answer: T A(n) ____________________ displays […]

Calls to other parties with the same Internet telephone service often are free. Two types of cache are memory cache and disk cache. Answer: T Some operating systems include video and audio editing software. Answer: T Faster CD-ROM drives are […]

Explain what personal finance software is, and how it differs from accounting software. Most systems analysts use either a process modeling or object modeling approach to analysis and design. Answer: T The three basic categories of operating systems that exist […]

A(n) laser printer produces printed images when tiny wire pins on a print head mechanism strike an inked ribbon. _________________________ ____________________ uses serial signals to transfer data, instructions, and information. Answer: SATA Serial Advanced Technology Attachment SATA (Serial Advanced Technology […]

In a typical file ____ system, each department or area within an organization has its own set of files. a. synthesis b. processing c. analysis d. integration Flash memory chips store data and programs on many ____. a. portable media […]

HTML uses ____, which are codes that specify links to other documents and indicate how a Web page is displayed when viewed on the Web. a. links b. icons c. keys d. tags ____ consists of electronic components that store […]

Identify the letter of the choice that best matches the phrase or definition. a. extreme b. proof of concept c. CASE tools d. implementation e. trade f. detailed analysis g. packaged h. horizontal i. corrective j. custom k. operation, support, […]

Despite their larger size, national ISPs usually offer fewer services and have a smaller technical support staff than regional ISPs. Current personal computer hard disks typically have storage capacities of less than 20 GB. Answer: F Some operating systems and […]

A computer ____ is a small piece of semi-conducting material, usually silicon, on which integrated circuits are etched. a. plug b. port c. chip d. roster To fit in notebook and many handheld computers, the keyboards usually are ____. a. […]

A USB ____ is a device that plugs in a USB port on the system unit like the one in the accompanying figure and contains multiple USB ports in which users plug cables from USB devices. a. hub b. router […]

____ is used almost exclusively by the banking industry for check processing. a. MICR b. OCR c. MIDI d. OCM File ____ refers to the procedures that keep data current. a. maintenance b. integrity c. validation d. checking Answer: A […]

Horizontal market software typically is more expensive than vertical market software. While many digital cameras look like a traditional camera, some models are built in smart phones and other personal mobile devices. Answer: T Deleting unneeded files reduces the size […]

Many small office/home office users (SOHO) have entered the ____________________ arena and conduct business on the Web. The focus of the ACM is computer science and computer science education. _________________________ Answer: T ____________________ refers to memory chips storing permanent data […]

____ is a networking certification sponsored by Sun that tests knowledge of administering Sun networks. a. SCNP b. SCNA c. CISSP d. CCE A(n) ____ mouse is a battery-powered mouse that transmits data using wireless technology, such as radio waves […]

A(n) ____________________ is the most widely used pointing device on desktop computers. The ____________________ is the most important data and information gathering technique for the system developer. Answer: interview A just-in-time (JIT) compiler converts Java source code into machine code, […]

The pace of the system clock, called the ____ speed, is measured by the number of ticks per second. a. temporal b. system c. processor d. clock ____ is a benefit offered by vendor-sponsored certifications. a. Access to technical information […]

Two examples of ____ are cable television lines and telephone lines. a. sending devices b. communications channels c. receiving devices d. communications devices ____ is the process of starting or restarting a computer. a. Launching b. Loading c. Booting d. […]

Compressed files, sometimes called ____. a. ripped files, usually have a .rip extension b. tipped files, usually have a .tip extension c. slipped files, usually have a .slip extension d. zipped files, usually have a .zip extension E-mail messages can […]

A star network consists of a single central cable, to which all computers and other devices connect. _________________________ Lower-level DFDs add detail and definition to the higher levels, similarly to zooming out on a computer screen. _________________________ Answer: F, in […]

The term ____________________ refers to online or Internet-based illegal acts. When you purchase a computer, it usually includes a boot disk. Answer: T ____________________ is a category of output that includes music, narrations, and speeches. Answer: Audio With ISDN, the […]

What is a data type? List the data types commonly found in a database. Developed by IEEE, ____ is a series of network standards that specifies how two wireless devices communicate over the air with each other. a. 801.11 b. […]

In Windows Vista, the ____ consists of several files that contain the system configuration information. a. buffer b. driver c. platform d. registry Computer certification demonstrates the mastery of a skill set and knowledge base in a specific IT area. […]

Define network topology, and discuss the most common types of topologies. Define which type of topology is in use in the accompanying figure. Answer: A network topology refers to the layout of the computers and devices in a communications network. […]

Manufacturers state the speeds of CD-RW drives in this order: ____. a. rewrite speed, write speed, and read speed b. write speed, read speed, and rewrite speed c. read speed, rewrite speed, and write speed d. write speed, rewrite speed, […]

For each field, a data dictionary stores ____. a. field name b. related queries c. description d. field type ____ is a program placed on a computer without the user’s knowledge that secretly collects information about the user. a. Spyware […]

The ____ is the component of the processor that performs arithmetic, comparison, and other operations. a. machine unit b. control unit c. ALU d. CPU ____ is a security certification sponsored by The Security Certified Program that tests network security […]

Multifunction peripherals require less space than having separate devices. In a blade server, the individual blades insert into a blade server chassis that can hold many blades. Answer: T What are the three types of RAM? Describe each type in […]

Some personal computers have external tape units. What is enterprise storage? Answer: A large business, commonly referred to as an enterprise, has hundreds or thousands of employees in offices across the country or around the world. Enterprises use computers and […]

Symptoms of a user with computer addiction include all of the following except ____. a. craves computer time b. unable to stop computer activity c. neglects family and friends d. irritable when at the computer A(n) ____ is someone who […]

Vehicles manufactured today often include some type of onboard navigation system. SSDs have a lower failure rate than hard disks. _________________________ Answer: F, higher In an application generator, a(n) ____________________ enables a developer to create lists of commands for the […]

Because LCD projectors tend to produce lower-quality images, users often prefer DLP projectors for their sharper, brighter images. Large files on FTP sites often are uncompressed (unzipped) to reduce storage space and download time. Answer: F Some gaming keyboards have […]

To ____________________ a program file, a program like the one in the accompany figure records information such as the file size and file creation date in a separate file. To meet their large-scale needs, enterprises use special hardware geared for […]

The ____ format reduces an audio file to about one-tenth of its original size, while preserving much of the original quality of the sound. a. MP3 b. PNG c. GIF d. VMEG A(n) ____ flash memory card has a storage […]

One type of system software is a(n) ____________________ system, which is a set of programs that coordinates all the activities among computer hardware devices. A disadvantage of preemptive multitasking is the operating system loses control if one program stops operating […]

An advantage of an interpreter is that ____. a. when it finds errors, it displays feedback immediately b. interpreted programs run faster than compiled programs c. an interpreter produces an object program d. all of the above A voice mailbox […]

Computer addiction is an untreatable illness. A printout in ____________________ orientation presents its information printed across the widest part of the paper. Answer: landscape Discuss fiber-optic cable, including its advantages and disadvantages. Answer: The core of a fiber-optic cable consists […]

____, such as POS terminals and automated teller machines, perform specific tasks and contain features uniquely designed for use in a particular industry. a. Vertically oriented terminals b. Special-purpose terminals c. Horizontally oriented terminals d. General-purpose terminals Answer: B A […]