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C182 Final Exam ACTUAL Questions
and Solutions)
What is the definition of information technology? - Solution It is the technology used to create, maintain, and make information accessible. Which IT position has the responsibillity of working with routers and switches? - Solution Network Administrator In which generation were silicon chips first used in computers? - Solution Third generation Which low-level language corresponds one to one with assembly? - Solution machine language What allows an organization to use software through the internet? - Solution Saas or Software as a Service What is one of IT's role in golobalization? - Solution It allows companies to reach a wider customer base. Which category of computer has an external flat screen monitor, optical disk drive, and a large capacity hard drive? - Solution Desktop Which two software application packages would be classified as productivity software? - Solution Spreadsheet program and word processor Which two computer peripherals are connected to the computer through a port? - Solution External microphone and USB flash drive Which term is defined as a collection of information used to support management of an organization? - Solution Information system A website logs the timestamp, location, and browser of every visitor. It then aggregates this content into peak traffic times and days,minimum and maximum hits for each country and region, and popularity of certain
browsers among visitors. What is the timestamp considered in this scenerio? - Solution Data a dept manager is creating a budget estimate for the upcoming year. The manager would like to determine whether the data will be available when the decision for the next year have to be made. Which characteristic of valuable data is the manager considering? - Solution Reliable Which two are parts of an information system? - Solution Databases and Networks. What is the difference between processing and storage? - Solution Processing involves temporary information, while storage involves permenant information. What type of information processing allows input data to be accepted as a set of records and processed as a unit? - Solution Batch processing What is the role of the systems administrator? - Solution To install and maintain network resources. Which action would be important for the IT department to take in order to help their business meet the goal of increased expansion? - Solution Expanding the infrasturcture to support additional locations. What step should be taken by a business when a third-party solution is found that will benefit a project? - Solution Contact the group to arrange a demo of their product. Which risk assessment question is part of the initiation phase? - Solution Could the end users reject the outcome of the project? In what phase of a project does time estimation occur? - Solution Planning What effect does scope creep have on a project? - Solution It increases unplanned costs for the project. Which system requirement is an example of considering user needs in the design of an information system? - Solution Allowing easy access to customer account information.
A software emulator program that permits a computer user to use multiple computers and multiple platforms without the expense of purchasing mutiple computers. - Solution virtual machines Each computer is roughly equal to every other computer. - Solution Peer- to-peer One computer will request information from another computer, which responds with requested information. - Solution Client-server Allows the user to control the actions of the software and through the software, to access hardware. - Solution The operating system Which action by application programs requires support from an operating system? - Solution An internet browser displays a web page. What is true about the Linux operating system? - Solution Linux runs on both servers and workstations Which characteristic identifies application sotware that is cloud based? - Solution provided by third party providers What type of software permits free temporary use followed by long term activation for a fee? - Solution Shareware What is the purpose of the End User License Agreement for a commercial software package? - Solution Establishes the customer's right tot use the software. What is the difference between proprietary and open-source software license? - Solution Proprietary software has a cost whereas open-source software is free. Which two components are parts of a central processing unit? - Solution Control Unit (CU) Arithmetic logic unit (AlU) - Solution An employee needs to edit a contract and prepare a hard copy for a project team. Which two peripheral devices should be used? - Solution printer
monitor - Solution Which motherboard component helps cool the cpu? - Solution heat sink Which item is a storage device? - Solution flash drive In which type of network topology is each networked device directly connectd to every other networked device? - Solution Mesh Which communication medium is typically used when sending data transmissions over very long distances? - Solution Radio signals What indicates a specific internet location? - Solution The ip address Translates human readable aliases into IP addresses - Solution domain name system (DNS) Which part of a Uniform Resource Locator identifies the location of the document on the server? - Solution Resource path id Which goal of information Assurance (IA) requires that information is accessible when needed? - Solution Availability Which technique uses all possible combination of letters and numbers to crack a password? - Solution brute force which is a characterisc of high level languages? - Solution language translator programs are required. how does a compiler work? - Solution It requires the components of the software to be defined from the onset. On which tier of the n tier architecture model are user interfaces developed? - Solution presentation Which component facilitates communication between the other two components in the MVC architecture model? - Solution controller
A single chip process developed in 1974 by IBM - Solution microprocessor Over the years, the number of transisters that can be placed on a chip has increased by how much? - Solution By orders of maginitude rather than linearly What is the phenomenon observed that the number of transistors on a chip doubles every year and will continue for at least the next ten years? - Solution Moore's law How long has Moore's law continued to be a trend? - Solution from 1965 to the present Is moore's law an observation or a physical law? - Solution observation The fetch-execute cycle is performed in an overlapped fashion on several instructions. - Solution pipelines cpu a programming language that is a lengthy list of 1s and 0s. - Solution machine language An early language translator that would translate an assembly program into machine language. - Solution assemblers Language that consists of English words, mathematical notation, and familiar syntax such as a semicolon used to end statements. - Solution high level language What was the operation system called in the early 1960s? - Solution a resident monitor Which statement allowed the programmer to transfer control from any location in a progam to anywhere else in the program? - Solution GOTO What does the GOTO statement create? - Solution spaghetti code What replaced the GOTO statement with high level control constructs such as while loops, and if-else statements, and is not allowed to use the GOTO statement? - Solution structured programming
A stand alone entity that would be programmed to handle its own internal methods as well as messages received from other objects. - Solution An object What is the main difference between a compiled language and an interpreted language? - Solution An interpreted language runs inside of a special environment called the interpreter. When a programmer enters a command, what converts that command to machine language and executes it? - Solution the interpreter perl, php, ruby, python, and asp are interpreted languages that are also what other type of language? - Solution scripting languages Relies on a session and allows you to test out an idea because they are executed as they're written. - Solution interpreter Requires that the componenets of the software all be defined from the onset and is considered to have more efficient code. - Solution compiler What generation used vacuum tubes in computers? - Solution first generation What generation of computers began to use transistors? - Solution second what generation of computers introduced the silicon chip? - Solution third what type of computer still uses silicon chips? - Solution tablet What generation of computers introduced operating systems? - Solution third What do integrated circuits need to function? - Solution silicon chip a location beacon that uses bluetooth technology and can be embedded in any location aware mobile device. - Solution iBeacons The myriad of types of devices that can and will be connected to the internet in the next few years. - Solution the internet of things (IoT)
input/output (i/o) system - Solution bus - Solution what does ipos stand for? - Solution input, process, output, storage Includes all peripheral devices for input, output, storage and network. - Solution i/o subsystem consists of long term storage devices - Solution disk drives tapes - Solution The device that permits information to move between each component. - Solution The bus Also known as the chassis or cabinet. - Solution The case of a computer The circuitry and electrical channels that enable communication among the electronic components. - Solution the bus the printed circuit board that houses the cpu, memory chips, and expansion cards in any computer. - Solution the motherboard also referred to as "the chip" - Solution CPU Retrieves instructions and raw data (input) and manages the transmission of the instructions and data to the alu. - Solution Control unit Completes mathematical calculations and logical operations to process the data, converting the input of keyboard text entry to output displayed on the screen. - Solution arithmetic logic unit controls the speed at which instructions are processed. - Solution The system clock What is the measurement unit used to identify clock speed on today's computers? - Solution GHz
What does BIOS stand for - Solution Basic input output system The basic operating system that runs when a computer is first turned on. It runs test of memory and the cpu,and initilizes hardware components so that the actual Operating system can be loaded from the hard disk. - Solution BIOS ROM Temporarily stores data before it is processed and sent to your screen or printer. - Solution RAM Volitile memory that disappears when the computer is turned off or loses power. - Solution RAM Houses CDs and DVDs, typically located on the front of the system unit for easy access. - Solution bays can insert modem cards, wireless access cards, and other PC cards such as camera cards - Solution slots Can connect additional input, output, storage, and communication devices - Solution ports computer that has the least amount of performance - Solution handheld computer that has the mid amount of performance capability - Solution laptop computer with the most amount of performance capability - Solution desktop consists of programs that end users run to accomplish tasks. An example of a type of this software includes the email client, web browser, and ftop client - Solution application software consists of applications that are usefule to everyone such as word processor, presentation software, spreadsheet program, database mgmt systems, calendar program, address book, and data organizer. - Solution productivity software
an interface for the user that provides access to the kernel - Solution the shell programs that allow the user to monitor and improve system performance - Solution system utilities sometimes referred to as root or superuser - Solution administrator account hat is the role of a web server - Solution to respond to HTTP requests What does http stand for? - Solution hypertext transfer protocol Used in an organization to act as a giant cache of web pages that anyone in the organization has recently retrieved. - Solution proxy server what type of server has the capability of blocking specific servers and rejecting responses that contain certain content? - Solution proxy server permits database access across a network. Performs tasks such as data analysis, data manipulation, security, and archiving. - Solution database server like a web server, this server host files and allows clients to access those files. However, it instead provides access in the form of uploading and downloading files. - Solution ftp server a computer with a large hard disk storing files that any or many users of the network may wish to access. - Solution file server data that has been processed - Solution information in the dikw, what is data? - Solution data is the input directly received by human or computer. in dikw, what is information? - Solution information is inferred from data, meaning that one or many processes have been applied to the data to tranform it into a more useful form.
in dikw, what is knowledge? - Solution refined information that hte user of the knowledge is able to call forth only relevant portions of information when needed. in dikw, what is wisdom? - Solution having both knowledge and experience which characteristic of quality data requires data being used to be applied directly to the decision being made. - Solution relevance characateristic of quality data where data is provided efficiently and on time so that companies can utilize it in their business. - Solution timely characteristic of quality data whereas data must be complete and not contain errors or lapses of data. - Solution thorough characteristic of quality data whereas data is captured once only, where possible, and captured as close to the point of activity as possible. - Solution accurate characteristic of quality data whereas data should reflect stable and consistent data collection processes across collection points and over time, whether using manual or computer based systems or a combination. - Solution reliable What four operations does a computer perform? - Solution input processing - Solution Output - Solution Storgage - Solution The physical components of a computer - Solution hardware the programs and other operating information used by the computer - Solution software a collection of computers and resources connected by various media so they can communicate with each other. - Solution network
