CGS2060 Exam 1 Winston

if your debit card has been compromised U.S. Federal Law says you are only liable for a maximum of ___ in fraudulent charges if you tell your bank within 2 business days of leaning about them

$50

sometimes used to create prototype models for casting, ______ printing is also known as additive manufacturing

3D

apple pay, google wallet and android pay all use

NFC

a transceiver can both send and receive information

TRUE

the main governmental organization that oversees Internet privacy in the United States is the Federal ____ Commission

Trade

Sometimes called Object Oriented Programming (OOP), Object Oriented ____ focuses on categorizing inputs and outputs, leading to reusability

analysis

smartphones owe much of their popularity and computing flexibility ____ that vie them far more capability

app

bus width is measured in

bits

a channel over which information flows inside a computer

bus

referred to as clockrate

clockspeed

a digital device that accepts input, processes data into information, stores data, and provides output

computer

desktop

designed for power users. Has a relatively large footprint

the fourth step in the system development life cycle consists of getting the necessary equipment and making sure it works correctly. this is called the system _____ step

development

a digital presence created online by an individual, organization using a digit device is called a ____ identity

digital

using a stylus and touchpad to map the signature and also measure pressure, pen angle, pen up/down, speed, etc., is called ___ signature recognition

dynamic

after the problem has been clearly defined, the next step in the PDLC is to create the plan or algorithm. This plan is usually written as a flowchart, and is in written in an ordinary language, such as ____

english

frequency is measured in

hertz

because they have no moving parts, SSDs costs tend to be ______ than traditional (magnetic) hard drives

higher

tablet

highly mobile device that can be used while standing or even walking

a mobile hinged computer with an integrated keyboard that uses a full operating system is called a notebook or a

laptop

LCD

may have a relatively slow refresh rate since it relies on molecular movement

one million cycles (instructions) per second

megahertz

Input Devices

microphone, keyboards, and game controllers

devices such as speakers, printers, and external keyboards are examples of

peripheral

storage capacities from highest to lowest

petabyte, terabyte, gigabyte, megabyte, kilobyte

to improve the sound quality of their smartphones, many users purchase larger external ___ to listen to music

speakers

an easy to use camera that has an extremely strong optical zoom

superzoom

The third step of the SDLC has 3 phases, specifically, developing several system proposals, selecting the most feasible proposal, and reporting on the selected system to be developed.

system design

Inkjet printer

uses ink cartridges, relatively low initial cost

BitTorrent

uses peer-to-peer structure; movie streaming and torrent sites account for more than half of all internet traffic

most smartphone and tablets have ___ (touchscreen) keyboards

virtual

one reason to study programming is that coders tend to be

well compensated

____ provides short- distance wireless communication between electronic devices using extremely low power radio signals

Bluetooth

if you plan to write software for PC games you should probably learn ____ or C++

C

the technology allows for the electronic communication of business-oriented transactions and information between people and organization is called Electronic _____ Interchange

Data

writing software follows a 5-step process called PDLC. PDLC stands for the Program _______ Life Cycle

Development

technology allows for the electronic communication of business-oriented transactions and information between people and organizations

EDI

free openly licensed learning resources that are available online for instructors snd students to use called Open____ Resources

Education

the 3 phases that should be accomplished in the investigation step of the SDLC include:

Examining alternative, Reporting, Defining the problem

memory, such as a computer's RAM, stores information after a computer has been shut down

FALSE

___ scanning involves taking a photo of the colored part of the eye and comparing it to a database of images

Iris

once the algorithm or plan has been created, the next step in the PDLC is to write the coding for the program. This highly structured process may be completed using which language

Java, Javascript, C++

because of their minimal power requirements, most laptops, smartphones, and tablet computers use a ____ display

LCD

the process used to develop and maintain an IT system is referred to as the SDLC. SDLC stands for the system development ______ Cycle

Life

short range wireless technology used for data transfer and electronic payments

NFC

printer manufacturers often advertise how fast their printers are by using the acronym

PPM

Converting a task into commands that a computer can use to perform the task is one definition of

Programming

most keyboards have the letters in a rather strange arrangement. Because of this layout they're referred to as ___ keyboards

QWERTY

Laser Printer

Relatively high initial cost, uses toner cartridges

Output devices

TV's, monitors, printers, speakers

the blue port is used to connect computers to monitors or televisions. It's called

VGA

technology that allows high quality camera to be small enough to fit in a smart phone is ___ pixel sensor CMOS technology

active

characteristics of desktop computers

allow for relatively easy upgrade and expansion, use a full OS, and often used in offices since they do not need to be mobile

the specialized end of a cord, plug, or expansion card that connects into a port is

connector

Plasma

creates image using cells of ionized red, blue, and green gas

most word processing software can be used for

creating basic web pages, very simple desktop publishing, creating document

All- in- one computer

designed to stay on a desk. provides a large monitor but takes up less space than a desktop computer

purchasing the necessary software for the system is part of the system ___ step in the SDLC process

development

the art and science of creating output that provides information in the most useful manner is called

ergonomics

the study of human factors related to the things people use is called

ergonomics

as you use your hard drive new files will be deleted and added. this can create a slower, ____ hard drive

fragmented

one billion instructions per second

gigahertz

organizations that currently use voice recognition technologies to confirm individuals' identities

governmental agencies, banking institutions

strengths of Linux OS

has solid security features and is less susceptible to viruses, operating system that is free to download and use, open source software that can be modified by users

OLED

has the best possible contrast ratio (organic light emitting diode)

Refresh rate is

how fast each pixel in a display is updated, the higher the refresh rate, the smoother the video, and videos play best with refresh rates at even multiples of the frame rate

human knowledge and ideas that the law protects against unauthorized use by others is considered ____ property

intellectual

DSLR cameras

interchangeable lenses, have larger active pixel sensor arrays, mirror that allows the photographer to look directly through the lens

the first step in the SDLC involves defining the problems that the IT system should address, examining various alternatives, and reporting the findings. This is referred to as the ____ step

investigation

another term for a programming code is a programming ____

language

lower range tones generally require _____ speakers

larger

even a small degree of programming skill can be beneficial. Many apps allow you to create mini-programs that reduce the number of routine steps required to complete a task. These mini-programs are called

macros

the final step in the SDLC has two phases, a system audit and an evaluation phase. This final step is referred to as ____ the system

maintaining

the standard code of respectful behavior governing the use of electronic communications software and hardware is called electronics etiquette or

netiquette

digital identity is composed of a variety of digital attributes including

online search actives, usernames and passwords, and personal data such as social security number and birth date

DVD's, Blu-rays, and CDs are examples of ___ media storage

optical

an advantage of using a point- and- shoot camera rather than a smartphone camera is that point- and- shoot cameras often have ___ zoom capability

optical

a type of computer drive that writes and reads data using lasers

optical drive

intellectual property

patents, trade secrets, trademarks

a type of printer that is used to print large graphic images such as architectural drawings by mechanically moving a pen over a large sheet of paper is known as

plotter

factors that should be considered when purchasing external speakers for a digital device

portability, price, sound quality

the first step in the program development life cycle is "Defining the ____"

problem

the type of software applications that are used to create an assortment documents are called word ____ programs

processing

the writing of software instructions in a specific computer language is called

programming

an output device that uses light to display video or image output on a surface

projector

a programmer's shorthand that often serves as an intermediate step in transitioning an algorithm to the program code itself is called

pseudocode

which colors make up a typical monitor's pixels

red, blue, green

the term that describes how fast each pixel in a display is updated is ____ rate

refresh

with optical zoom, resolution____ when focusing on distant objects

remains the same

the number of pixels in a display is called the display's

resolution

the number of pixels in an image is called the image's

resolution

elements in order in an email

salutation, body, complimentary close, signature line

to convert sound waves into digital signals, each sound wave is

sampled

the diagonal measure of the visible display

screen size

screen resolution is

shown as width x height in pixels, equals the number of pixels in a display, a measure of image quality

allow instructors to display and interact with images where all the students can observe what they're doing

smartboards

a few u.s. internet privacy laws/rules of importance

the Red Flags rule, COPPA

a programming design that breaks down a problem into a series of tasks called ____ programming

top-down

television displays with resolutions of at least 3840 x 2160 pixels are referred to as ___ HD

ultra

how can you attach a mouse or other pointing device to your computer

wire through a USB port, IrDA connection, Bluetooth