Archives: Quiz

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 […]

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, […]

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 […]

____________________ 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 […]

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, […]

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: […]

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 […]

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 […]

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 […]

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 […]

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, […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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. […]

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. […]

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 […]

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. […]

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 […]

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 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 […]

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. […]

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. […]

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 […]

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 […]

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 […]

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 […]

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. […]

____ 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 […]

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 […]

____ 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 […]

____ 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 […]

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 […]

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 […]

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 […]

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 ____ […]

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. […]

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 […]

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, […]

____ 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 […]