Archives: Quiz

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 […]

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, […]

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 ____, […]

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 […]

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(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 […]

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 […]

____ 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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

____ 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. […]

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 […]

____ 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 […]

____, 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 […]

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 […]

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 […]

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 […]

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 […]

____ 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 […]

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 […]

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, […]

____ 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 […]

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. […]

Because an AVL tree is a binary search tree, the search algorithm for an AVL tree is the same as the search algorithm for a binary search tree. The front of the queue is accessed whenever a new element is […]

If the list is stored in a linked list, we can traverse the list in only one direction starting at the first node because the links are only in one direction. A friend function is a member function of a […]

The class pair has two constructors: the default constructor and a constructor with two parameters. If two nonidentical keys are hashed to the same home position then the same probe sequence is followed for both keys. Answer: T The statement […]

In a circular linked list with more than one node, it is convenient to make the pointer first point to the middle node of the list. Software engineers typically break the software development process into the following four phases: analysis, […]

To specify a function as a formal parameter to another function, we specify the function type, followed by the function name as a pointer, followed by the parameter types of the function. To implement hashing, we use four arrays. Answer: […]

In the breadth first topological ordering, we first find a vertex that has a predecessor vertex and place it first in the topological ordering. A sequential search works efficiently for large lists. Answer: F The function copyStack makes a copy […]

If the sequential search is unsuccessful, -1 is returned. The performance of a binary search tree depends on the width of the tree. Answer: F Prior to the deleteQueue operation, the queue must exist and must not be full. Answer: […]

If class dog has a derived class retriever, which of the following is true? a. In the case of single inheritance, dog can have no other derived classes. b. In the case of single inheritance, retriever is derived from no […]

____ iterators, with write access, step forward element-by-element. a. Output b. Input c. Random access d. Step A(n) ____ is a collection of a fixed number of components. a. object b. member c. class d. friend Answer: C The ability […]

____ use a looping structure, such as while, for, or do. . .while, to repeat a set of statements. a. Recursive control structures b. Iterative control structures c. Sequential control structures d. Decisions structures In the STL container list, the […]

Let G be an undirected graph. G is called ____ if any two vertices in G are connected. a. weakly connected b. completely connected c. strongly connected d. inversely connected The scope resolution operator is ____. a. : b. * […]

The statement ____ declares list to be an array of five integers. a. int [5] list; b. int list[5]; c. int list[]; d. int list[]={0,1,2,3,4,5}; The balance factor of x, written bf(x), is defined by ____. a. bf(x)= xl ” […]

____ is when more and more new keys would likely be hashed to the array slots that are already occupied. a. Globbing b. Adjacency c. Clustering d. Affinity The ____ contains algorithms that only look at the elements in a […]

A(n) ____ finds the location of the smallest element in the unsorted portion of the list and moves it to the top of the unsorted portion of the list. a. selection sort algorithm b. quicksort algorithm c. insertion sort algorithm […]

Like function templates, ____ are used to write a single code segment for a set of related classes. a. function types b. class templates c. inherited classes d. protected members In the function ____, the growth rate is exponential. a. […]

The first form of ____ uses the equality criteria. a. adjacent_search b. adjacent_query c. adjacent_find d. adjacent_criteria In ____, the elements of the list are viewed as sublists at a particular distance. a. quicksort b. Shellsort c. bubble sort d. […]

We use ____ to implement mergesort. a. recursion b. iteration c. revision d. succession The syntax for accessing a class (struct) member using the operator -> is ____. a. pointerVariableName.classMemberName b. pointerVariableName->classMemberName c. pointerVariableName&->classMemberName d. &pointerVariableName.classMemberName Answer: B A binary […]

A ____ contains a function that can be treated as a function using the function call operator, (). a. function object b. reference object c. property object d. value object The containers map and multimap manage their elements in the […]

Which of the following cloud types is most commonly associated with precipitation? A) nimbostratus B) cirrocumulus C) cirrostratus D) altostratus The precipitation associated with a warm front typically arrives ________ the actual frontal boundary. A) considerably ahead of B) considerably […]

The surface features of ________ are known only through satellite radar mapping. A) Jupiter B) Mercury C) Venus D) Mars Intrusive igneous rocks are often characterized as coarse-grained because ________. A) the pressures at depth cause them to have a […]

Which of the following best describes sets of fractures in relatively fresh bedrock, such as granite, that are roughly parallel to the land surface? A) thermal expansion cracks B) sheeting fractures C) hydrolytic failures D) columnar joints When someone says […]

The primary goal of Earth Science is ________. A) to develop things that will benefit mankind B) to identify the patterns in nature and use that information to predict the future C) to locate resources D) to protect the environment […]

What fundamental concept states that in a horizontal sequence of conformable sedimentary strata, each higher bed is younger than the bed below it? A) law of original correlation B) theory of correlative deposition C) law of superposition D) theory of […]

The first telescopes, and most amateur telescopes, rely on the human eye to observe objects. Modern telescopes record the observations with ________. A) projection systems B) digital cameras C) photographic film D) polyspectral scanners Which of these instruments is not […]