Chapter 5 IS

Place the following eras of IT infrastructure evolution in order, from earliest to most recent: (1) cloud computing era (2) Client/server (3) enterprise era, (4) personal computing, and (5) mainframe and minicomputer. a. 4,5,3,2,1 b. 5,4,2,3,1 c. 4,5,2,3,1 d. 5,4,2,1,3

4,5,3,2,1

Which of the following types of computer is used for weather forecasting?

Supercomputer

A mainframe is a type of legacy workstation.

False

Application server software is responsible for locating and managing stored Web pages.

False

Client/server computing is a widely used form of centralized processing.

False

HTML5 is the latest evolution of HTML, and is designed to make it much easier to embed third-party add-ons, such as Flash animations and streaming video, in web pages.

False

IT Infrastructure technology is purely a set of physical devices and software applications that are required to operate the entire enterprise.

False

Today, most system and application software is custom built by in-house programmers.

False

TCO (Total cost of ownership) refers to the original cost of purchased technology: both hardware and software

False (Analyzes the direct and indirect cost of owning a specific technology)

Autonomic computing is implemented primarily with enterprise or ISP servers.

False (industry wide effort to develop systems that can configure themselves and heal themselves when broken etc)

Using an online storage service such as DropBox is a type of virtualization.

False (it is a type of cloud actually)

SaaS providers deliver and provide Web-based, remote access to storage

False (remote web based access to storage??)

Whereas XML is limited to describing how data should be presented in the form of Web pages, HTML can perform presentation, communication, and data storage tasks

False, (switched)

What type of device gathers data and converts them into electronic form for use by the computer?

Input device

Which of the following is not a type of output device?

Keyboard

Which of the following storage technology stores data sequentially?

Magnetic tape

Software that manages the resources of the computer is called. a. Operating system software b. application software. c. Data management software. d. network software

Operating system software

Which of the following is NOT an IT infrastructure service component? a. Operating system software b. Computing platforms to provide a coherent digital environment c. physical facility management to manage the facilities housing physical components d. IT management services to plan and develop the infrastructure and provide project management

Operating system software

A high-speed network dedicated to storage that connects different kinds of storage devices, such as tape libraries and disk arrays so they can be shared by multiple servers, best describes:

SAN

A set of self-contained services that communicate with each other to create a working software application is called:

SOA (Service Oriented Architecture)

Which of the following types of computer would you use to support a computer network?

Server

A SAN is a ______ network. a. Server area b. Storage area c. scalable architecture d. service-oriented architecture

Storage area

In a multi-tiered (N-tier) network a. the work of the entire network is centralized. b. The work of the entire network is balanced over several levels of servers. c. Processing is split between clients and servers. d. processing is handled by multiple, geographically remote clients.

The work of the entire network is balanced over several levels of servers.

A computer language translation program is an example of system software

True

A private cloud is operated by a single organization but may be managed by a third party and be located off premises

True

An application server may reside on the same computer as a Web server or on its own dedicated computer

True

Enterprise integration requires software that can link disparate applications and enable data to flow freely among different parts of the business.

True

Hypertext markup language specifies how text, graphics, video, and sound are placed on a Web page document.

True

In green computing, reducing computer power consumption is a top priority.

True

Java software is designed to run on any computer or computing device, regardless of specific microprocessor or operating system it uses.

True

Nanotechnology uses individual atoms and molecules to create computer chips and other devices that are thousands of times smaller than current technologies permit.

True

SANs (Storage area network) create large central pools of storage that can be rapidly accessed and shared by multiple servers

True

Scalability refers to the ability of a computer, product, or system to expand to serve a large number of users without breaking down.

True

Systems integration means ensuring the legacy systems work with new elements of the infrastructure.

True

The collection of Web services that are used to build a firm's software systems constitutes what is known as a service-oriented architecture

True

Web services can exchange information between two different systems regardless of the operating system or programming languages on which the systems are based.

True

in cloud computing, rapid elasticity refers to the ability of computing resources to be quickly altered to meet demand.

True

the operating system is used to manage the computer's activities

True

The main challenge coming to Microsoft's Office software suite will be:

Web-based productivity software such as Google Apps.

ChicagoCrime.org, which combines Google Maps with crime data for the city of Chicago, is an example of:

a mashup.

Linux is:

an example of open-source software. (provides all comp users with free access to its program code)

Legacy systems are still used because they... a. can only be run on the older mainframe computers. b. are too expensive to redesign c. integrate well using Web services technologies. d. contain valuable data that would be lost during redesign.

are too expensive to redesign

Virtualization:

can boost server utilization rates to 70% or higher.

You use ________ to predict when a computer hardware system becomes saturated.

capacity planning

Software that organizes, manages, and processes business data, such as data concerned with inventory, customers, and vendors, is called

data management software.

The use of multiple computers linked by a communications network for processing is called:

distributed processing.

The floppy disk used by earlier generation PCs for portable storage has now been largely replaced by:

flash drives.

Software applications that combine different online software applications are referred to as:

mash-ups

A(n) ________ allows users to interact with a computer by using several fingers to perform gestures without using a mouse or keyboard.

multitouch interface

In client/server computing, the client is:

the computer that acts as the user point of entry.

A client computer networked to a server computer, with processing split between the two types of machines, is called a(n) ________ architecture

two-tiered client/server

The multitasking, multi-user, operating system developed by Bell Laboratories that operates on a wide variety of computing platforms is? a. Unix b. Linux c. os x. d. COBOL.

unix

An example of autonomic computing is

virus protection software that runs and updates itself automatically.

The introduction of the minicomputer. a. allowed computers to be customized to the specific needs of departments or business units. b. enable decentralized computing. c. Offered new, powerful machines at lower prices than mainframes. d. All the above

All the above

Software used to apply the computer to a specific task for an end user is called:

Application Software

Which of the following is a type of optical disk storage?

CD-ROM