IT Study Slides

OCR (Optical Character Recognition)

Puts Paper copy into digital form

______is the temporary workplace of a computer. It stores the content you are currently working on.

RAM

RAM

Random Access Memory

ROM

Read Only Memory

Firmware

Software that is permanently stored in a chip. The BIOS on a motherboard is an example of firmware.

The __________of a desktop computer is the case that houses the computer's critical parts, such as the processing and storage devices

System Unit

A programmer or software company will often release a beta version in order to test software in real-world conditions.

T

Modern ROM chips can be electronically reprogrammed

T

With a subscription model, users pay a fixed amount of money per month in order to use software

T

With speech recognition, it is possible to issue commands and search for information by speaking into your mobile device.

T

Without proper cooling, a computer could overheat and malfunction

T

A(n) __________is a device that can capture television signals on a computer

TV Tuner

Analytical Information

organizational information, and its primary purpose is to support the performing of managerial analysis tasks - if you should hire more people or build a plant

ppm

pages per minute - Speed of printer

Ergonomics

The study of workplace equipment design or how to arrange and design devices, machines, or workspace so that people and things interact safely and most efficiently. Ex. Ergonomic Key Board

file system

The way the OS views the space and storage device

Database

a collection of organized data that allows access, retrieval, and use of data

Solid State Drive

a storage device that typically uses flash memory to store data, instructions, and information (Flash Drives and SIM Cards)

bugs

any error in the program

Thermal Printer

generates images by pushing electrically heated pins against the heat-sensitive paper

response time

how long it takes for a system to change from Bl to W

Vector

mathematics to generate and manipulate a variety of shapes.

Resolution

number of pixels

Haptic

touch-related sensations

dot-matrix printer

uses small pins to strike an inked ribbon to produce tiny dots on the paper. (oldest Printer)

cache

(n.) a hiding place; something hidden or stored

four traits of information

- Information type: transactional and analytical - Information timeliness - Information governance - Information Quality

________includes the tests and validations used to determine compliance with data governance policies to ensure correctness of data. A)Data governance B)Data validation C)Data quality D)Data timeliness

B)Data validation

Operation system communicate with most hardware components using: A)Compilers B)Device driver C)Algorithms D)widgets

B)Device driver

_______is a measure of the quality of information A)Information inconsistency B)Information integrity C)Information timeliness D)Real time information

B)Information integrity

________stores information in the form of logically related two-dimensional table A)DBMS B)Rational database model C)Information governance D)Data timeliness

B)Rational database model

Which type of software is used for entering, calculating, and analyzing sets of numbers, as well as creating graphs and charts? A)Word processing B)Spreadsheet C)Database D)Presentation

B)Spreadsheet

A(n) _____is a special environment that allows you to run an operating system on top of another operating system: A)File system B)Virtual machine C)Widget D)IDE

B)Virtual machine

______ occurs when a company examines its data to determine if it can meet business expectations, while identifying possible data gaps or where missing data might exist. A)Accuracy B)Completeness C)Uniqueness D)Data gap analysis

D)Data gap analysis

Which type of keyboard is designed to be comfortable and help reduce the chance of hand and wrist strain? A)Multimedia B)Biometric C)Interactive D)Ergonomic

D)Ergonomic

A(n) _______ is software designed to keep individuals organized. A)CRM B)ERP C)IDE D)PIM

D)PIM (personal information management)

Dividing a hard drive into multiple sections is known as: A)Formatting B)Defragmentation C)Compression D)Partitioning

D)Partitioning

________is the primary storage device of personal computers A)RAM B)ROM C)The DVD drive D)The hard drive

D)The hard drive

One of the following is NOT one of the five characteristics of high-quality information: A)Accuracy B)Completeness C)Consistency D)Transactional

D)Transactional

Which type of memory is nothing more than the use of your hard drive when you are running out of RAM? A)ROM B)Cache C)BOIS D)Virtual memory

D)Virtual memory

Which of the following is an example of an external database in the data warehouse model? A. Marketing information B. Sales information C. Competitor information D. All of these

D. All of these

Which of the following occurs during data cleansing? A. Clean missing records B. Clean redundant records C. Clean inaccurate data D. All of these

D. All of these

The quality of a printer's output is measured in: A)PPM B)DPI C)OCR D)CRT

B)DPI

__________are unique in that they can create a three-dimensional object made of carious materials

3D Printer

laser printer

A printer that produces images using the same technology as copier machines.

GPU (graphics processing unit)

A processor on a video card used to create graphics. It takes the load off the CPU.

widget

A standard component of a GUI.

Which of the following products would you choose if you wanted to edit videos? A)Apple Final Cut Pro B)Adobe Photoshop C)Adobe InDesign D)Microsoft Visual Studio

A)Apple Final Cut Pro

Both fingerprint scanners and facial recognition are examples of: A)Biometric B)Haptic C)Firmware D)Ergonomics

A)Biometric

________ refers to the overall management of the availability, usability, integrity, and security of company data A)Data governance B)Data quality C)Data timeliness D)Data gap

A)Data governance

________ is the management and oversight of an organization's data assets to help provide business users with high-quality data that is easily accessible in a consistent manner. A)Data stewardship B)Data gap analysis C)Timeliness D)Information quality

A)Data stewardship

_______ maintains information about various types of objects, events, people, and places A)Database B)Rational database model C)Information governance D)Data timeliness

A)Database

Which of the following is NOT a popular computer programming language? A)Exchange B)C++ C)Visual Basic D)Java

A)Exchange

Which one of the following is NOT one of the four traits of information? A)Information granularity B)Information type: transactional and analytical C)Information timeliness D)Information governance

A)Information granularity

_____refers to the extent of details within the information (fine and detailed or coarse and abstract) A)Information granularity B)Information overload C)Information technology D)Technology management

A)Information granularity

_______occurs when the same data element has different values A)Information inconsistency B)Information integrity C)Information timeliness D)Real time information

A)Information inconsistency

Collectively, all malicious programs are referred to as: A)Malware B)Bugs C)Vector D)CRM

A)Malware

Which of the following is a DBMA that you might find a large business using? A)Oracle B)Excel C)Quick Books D)AutoCAD

A)Oracle

Which of the following is a pointing device that can be useful if you have a very limited space on your desk? A)Trackball B)Stylus C)GPU D)Controller

A)Trackball

The primary purpose of a data warehouse is to _____________. A. Combine strategic information B. Organize departments C. Interface between the computer and employees D. All of these

A. Combine strategic information - DATA ANALISIS

What is extraction, transformation, and loading? A. It is a process of entering data, tracking data, and loading it into a database B. It is a process that extracts information from internal and external databases, transforms it using a common set of enterprise definitions, and loads it into a data warehouse C. It is a process that is performed at the end of the data warehouse model prior to putting the information in a cube D. It is a process that is performed at the beginning of the data mining model

A. It is a process of entering data, tracking data, and loading it into a database

A data warehouse is a _________ collection of information, gathered from many different ___________ databases, that supports business analysis activities and decision-making tasks. A. Logical, operational B. Physical, operational C. Logical, transactional D. Physical, transactional

A. Logical, operational

Within the beginning stage of the data warehouse models process, which of the following are included in the internal databases? A. Marketing, sales, inventory, and billing. B. Data mart 1, data mart 2, data mart 3. C. Competitor and industry information, mailing lists, and stock market analysis. D. Marketing information, and stock market analysis numbers.

A. Marketing, sales, inventory, and billing

Transactional Information

All the information contained within a single business process or unit of work, its primary purpose being to support the performance of daily operational or structured decisions

Which optical disc typically holds 25 GB or 50 GB of data? A)DVD B)Blu-ray C)CD D)SD card

B)Blu-ray

You are shopping for a new computer online. The description lists the following: "Intel i7 3630QM." What part of the computer does that refer to? A)RAM B)CPU C)Solid state drive D)Monitor

B)CPU

Which of the following occurs during data cleansing? A. Clean data marts B. Clean redundant customer data C. Clean accurate data D. Clean correct data

B)Clean redundant customer data

Which of the following is incorrect in terms of data warehousing and business intelligence? A. Information from other operational applications is not included. B. Operational systems are integrated. C. Operational information is mainly current. D. Operational information frequently has quality issues.

B. Operational systems are integrated.

Which of the following statements is true? A. The more complete an organization wants its information to be, the less it costs. B. The more accurate an organization wants its information to be, the less it costs. C. The less accurate an organization wants its information to be, the more it costs. D. The more complete and accurate an organization wants its information to be, the more it costs.

B. The more accurate an organization wants its information to be, the less it costs.

The most fundamental unit of computing is the______, which is typically represented as a 1 or a 0.

Bit

Which Type of printer should you purchase if your company needs to print employee ID cards? A) Dot Matrix B) Laser C) Dye-sub D) Thermal

C) Dye-sub

Which of the following is NOT an office suite? A)Microsoft Office B)Apple iWork C)Adobe Creative D)LibreOffice

C)Adobe Creative

Recording the same piece of information in multiple places is called A)Data integrity B)Database C)Data redundancy D)Data timeliness

C)Data redundancy

One of the following is NOT one of the advantages of rational database A)Increase flexibility B)Increase information integrity C)Increase information redundancy D)Increase information security

C)Increase information redundancy

Which one of the following is one of the four traits of information? A)Information granularity B)Information technology C)Information quality D)Information overload

C)Information quality

If you want to know the maximum number of pixels that a monitor can display on the screen, you would look at its? A)Contrast ratio B)Response time C)Resolution D)Size

C)Resolution

Which of the following describes ETL? A. A process that extracts information from internal and external databases. B. A process that transforms information using a common set of enterprise definitions. C. A process that loads information into a data warehouse. D. All of these.

C. A process that loads information into a data warehouse.

Which of the following are examples of external databases in the data warehouse model? A. Marketing, sales, inventory, and billing. B. Data mart 1, data mart 2, and data mart 3. C. Competitor and industry information, mailing lists, and stock market analysis. D. Marketing information, sales information, and stock market analysis.

C. Competitor and industry information, mailing lists, and stock market analysis.

Gender can be referred to in many ways (Male, Female, M/F, 1/0) in a data warehouse. Ensuring gender is referenced the same way is an example of ___________. A. Information scaling B. Streamlining data points C. Standardizing information D. Standardizing protocols

C. Standardizing information

Which of the following statements is true regarding customer information? A. Customer information can exist in several operational systems. B. Customer information in each operational system could change. C. Customer information in each operational system can be different. D. All of these.

D. All of these.

Why were data warehouses created? A. Numbers and types of operational databases increased as businesses grew. B. Many companies had information scattered across multiple systems with different formats. C. Completing reporting requests from numerous operational systems took days or weeks. D. All of these.

D. All of these.

What is the ultimate outcome of a data warehouse? A. Data goals B. Data relationships C. Data marketing D. Data marts

D. Data marts

What do data warehouses support? A. OLAP B. Analytical processing C. OLTP D. OLAP and analytical processing

D. OLAP and analytical

contrast ratio

Difference in light intensity between the brightest white and the darkest black a monitor can produce

The ability to automatically print to both sides of a piece of paper is known as ______

Duplexing

Application software is made for the computer's proper operation, while system software aims to make users more productive

F

Because of their high speeds and the sharp-looking text they produce, dot matrix printers are preferred by modern businesses

F

In some operating systems, folders may be referred to as directories

F

One gigabyte is larger than one terabyte

F

The most popular format for file compression is known as CRM

F -

The _________is the largest circuit board in a personal computer.

Motherboard

________combines either inkjet or laser printing capabilities with scanning, photocopying, and faxing capabilities.

Multifunctional printer

A technology known as _______ can translate the image of a scanned document into text that can be edited and formatted

OCR

monitor

display consisting of a device that takes signals from a computer and displays them on a CRT screen

Algorithm

series of steps that describes exactly what each portion of a computer program is supposed to do

Biometrics

the identification of a user based on a physical characteristic, such as a fingerprint, iris, face, voice, or handwriting