WGU C182 FInal Exam Study Set actual questions with 100% accurate solutions + rationales (PASSED)

What is the definition of information technology?

It is the technology used to create, maintain, and make information accessible.

Which IT position has the responsibillity of working with routers and switches?

Network Administrator

In which generation were silicon chips first used in computers?

Third generation

Which low-level language corresponds one to one with assembly?

machine language

What allows an organization to use software through the internet?

Saas or Software as a Service

What is one of IT's role in golobalization?

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?

Desktop

Which two software application packages would be classified as productivity software?

Spreadsheet program and word processor

Which two computer peripherals are connected to the computer through a port?

External microphone and USB flash drive

Which term is defined as a collection of information used to support management of an organization?

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?

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?

Timely

Which two are parts of an information system?

Databases and Networks.

What is the difference between processing and storage?

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?

Batch processing

What is the role of the systems administrator?

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?

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?

Contact the group to arrange a demo of their product.

Which risk assessment question is part of the initiation phase?

Could the end users reject the outcome of the project?

In what phase of a project does time estimation occur?

Planning

What effect does scope creep have on a project?

It increases unplanned costs for the project.

Which system requirement is an example of considering user needs in the design of an information system?

Allowing easy access to customer account information.

Which type of systems testing includes having the customer test the system in an operational setting to see if it is useful?

User Acceptance

Which type of systems conversion involves starting the conversion with a portion of end users?

Pilot

What are two necessary elements of business continuity planning?

Identifying risks that may occur; Assessing key organizational activities

Which disaster recovery strategy is used to save information to multiple hard drives at the same time?

Data mirrorring

Which action would support confidentiality?

Updating security software.

Which regulation governs the actions of a company in case of data records being compromised, lost, or stolen?

Security Breach Notification laws

How can an organization assist employees with the ethical use of information technology?

By developing policies for information usage.

What is part of the role of an It professional assocation?

Provides professional standards for ethical behavior; Engages in best practices for information systems.

What is outside of the rold of an IT professional assocation?

Writes laws dealing with information technology

Which benefit is provided by a computer network in a business?

Cost for hardware resources are decreased.

A software emulator program that permits a computer user to use multiple computers and multiple platforms without the expense of purchasing mutiple computers.

virtual machines

Each computer is roughly equal to every other computer.

Peer-to-peer

One computer will request information from another computer, which responds with requested information.

Client-server

Allows the user to control the actions of the software and through the software, to access hardware.

The operating system

Which action by application programs requires support from an operating system?

An internet browser displays a web page.

What is true about the Linux operating system?

Linux runs on both servers and workstations

Which characteristic identifies application sotware that is cloud based?

provided by third party providers

What type of software permits free temporary use followed by long term activation for a fee?

Shareware

What is the purpose of the End User License Agreement for a commercial software package?

Establishes the customer's right tot use the software.

What is the difference between proprietary and open-source software license?

Proprietary software has a cost whereas open-source software is free.

Which two components are parts of a central processing unit?

Control Unit (CU); Arithmetic Logic Unit (ALU)

An employee needs to edit a contract and prepare a hard copy for a project team. Which two peripheral devices should be used?

printer; monitor

Which motherboard component helps cool the cpu?

heat sink

Which item is a storage device?

flash drive

In which type of network topology is each networked device directly connectd to every other networked device?

Mesh

Which communication medium is typically used when sending data transmissions over very long distances?

Radio signals

What indicates a specific internet location?

The ip address

Translates human readable aliases into IP addresses

domain name system (DNS)

Which part of a Uniform Resource Locator identifies the location of the document on the server?

Resource path id

Which goal of information Assurance (IA) requires that information is accessible when needed?

Availability

Which technique uses all possible combination of letters and numbers to crack a password?

brute force

which is a characterisc of high level languages?

language translator programs are required.

how does a compiler work?

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?

presentation

Which component facilitates communication between the other two components in the MVC architecture model?

controller

What is the difference between a compiled and interpreted computer language?

compiler translates an entire program into executable progam which can be run at a later time, while the interpreter does this incrementally.

Which two languages have traditionally been used for automation rather than software development?

TCL and Python because they are scripting languages

Which is true of databases and the application that interact with them?

Applications are interdependent with the database.

What is another term for a formula that outlines how to execute a task?

Algorithm

What is the role of drivers in facilitating communication between application and databases?

They allow the ODBC to be used for interactions with the database and applications.

Which sql clause is used to inform the database management system which table should be interrograted by the query?

FROM

Which data type is used to represent product order code that comprises alphanumeric characters?

String data

Why is it important to ensure that data support business goals?

To aid in making strategic decisions.

In which category of the DIKW hierarchy would business intelligence be located?

Knowledge

Which field must contain a unique value in order for a relational database table to function?

primary key

What are the three main categories of databases?

Flat file, relational, and hierarchal

What is the database administrators role in security?

To institute protocols to protect the databases from external threats.

A single chip process developed in 1974 by IBM

microprocessor

Over the years, the number of transisters that can be placed on a chip has increased by how much?

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?

Moore's law

How long has Moore's law continued to be a trend?

from 1965 to the present

Is moore's law an observation or a physical law?

observation

The fetch-execute cycle is performed in an overlapped fashion on several instructions.

pipelines cpu

a programming language that is a lengthy list of 1s and 0s.

machine language

An early language translator that would translate an assembly program into machine language.

assemblers

Language that consists of English words, mathematical notation, and familiar syntax such as a semicolon used to end statements.

high level language

What was the operation system called in the early 1960s?

a resident monitor

Which statement allowed the programmer to transfer control from any location in a progam to anywhere else in the program?

GOTO

What does the GOTO statement create?

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?

structured programming

A stand alone entity that would be programmed to handle its own internal methods as well as messages received from other objects.

An object

What is the main difference between a compiled language and an interpreted language?

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?

the interpreter

perl, php, ruby, python, and asp are interpreted languages that are also what other type of language?

scripting languages

Relies on a session and allows you to test out an idea because they are executed as they're written.

interpreter

Requires that the componenets of the software all be defined from the onset and is considered to have more efficient code.

compiler

What generation used vacuum tubes in computers?

first generation

What generation of computers began to use transistors?

second

what generation of computers introduced the silicon chip?

third

what type of computer still uses silicon chips?

tablet

What generation of computers introduced operating systems?

third

What do integrated circuits need to function?

silicon chip

a location beacon that uses bluetooth technology and can be embedded in any location aware mobile device.

iBeacons

The myriad of types of devices that can and will be connected to the internet in the next few years.

the internet of things (IoT)

What does RFID stand for?

Radio frequency identification device

Refers to data sets that are so large and complex that they will require more advanced database management/processing tools than we currently use.

big data

what cloud service provides access and use of software to businesses through the internet?

Saas or software as a service

which form of cloud computing enables teams of developers to quickly and reliably develop and deliver applications by accessing the same environment in real-time.

Paas or Platform as a Service