CGS 2060 FSU - Midterm

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

optical drive

processor has just one core

single-core

High definition displays

1080 horizontal line of pixels

company technology is featured inside every major next-generation gaming console and home entertainment system: Microsoft Xbox One, Sony's PS4, and Nintendo's Wii U

AMD

can store the most information

Blu-ray RW

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

Bluetooth

the amount of data that can be transmitted at a given time

Bus width

Each number, a special character, and letter of the alphabet is represented as a byte

Byte

Equal to 8 bits

Byte

cannot be erased or re-recorded

CD ROM

optical drive

CD drive/port

computer processor. Brain of the computer. Located on the motherboard of the computer

CPU

select all

CTRL+A

start menu

CTRL+ESC

print

CTRL+P

save

CTRL+S

underline

CTRL+U

paste

CTRL+V

cut

CTRL+X

undo

CTRL+Z

fingerprint scanners are the most common biometric identification devices

Capacitance

dictates how many instructions can be processed each second by the CPU

Clock speed

o Web server o File sever o Network server

Common Severs

High resolution with interchangeable lens capability

DSLR or mirrorless

can be erased and re-recorded on multiple times

DVD RW

memory used to increase a hard drives efficiency

Disk cache

using a stylus and touchpad to map the signature and also measure pressure, pen angle, pen up/down, speed, etc., is known as what type of signature recognition

Dynamic

o Laptops o Desktops o All in ones o Tablets o Smartphones o Mainframes o Servers o Gaming consoles o Embedded devices

Examples of computers

o feature charting o 3D mapping o Skin texture

Facial recognition

o Highly portable o Smaller OS o Includes touchscreen o Cannot upgrade RAM

Features of a tablet computer

number of times per second a frame in a video is advanced

Frame rate

1 billion bytes

Gigabyte

equal to one billion cycles per second

Gigahertz

The port/ connector combination that is use for nearly all high definition television or computer connections

HDMI

equals one cycle per second

Hertz

a standard interface for audio-video connectivity which allows for the transmission of high-definition audio and video signals

High-definition multimedia interface

accepting data

Input

o Recording a song using MIDI o Putting a video from your phone onto your computer o Entering text in a word processing program o Game controller o Keyboard o Microphone o Mouse

Input

♣ Keyboard ♣ Mouse ♣ Touchscreen ♣ Touchpad ♣ Camera ♣ Microphone ♣ Game controller

Input devices

world's largest manufacturer of processors

Intel

1 thousand bytes

Kilobyte

a channel over which information flows inside a computer

L

memory located directly in the processor itself

L1 cache

memory located next to the processor

L3 cache

The technology that allows a computer to serve as a sound studio

MIDI

Fetch, decode, execute, and store

Machine cycle

high-resolution

Many DSLRs have full (35mm) sensor arrays enabling photographers to taxes extremely

1 million bytes

Megabyte

equal to one million cycles per second

Megahertz

• two or more cores on a processor

Multicore

o Near filed communication o Uses magnetic field induction o Apple pay, google wallet and android pay

NFC

short range wireless technology used for data transfer and electronic payments

NFC

produces popular mobile device processors

NVidia

maximum resolution of a display device

Native

his function refers to displaying the information

Output

o Displaying a YouTube video on a TV screen o Playing a song from Spotify o A spreadsheet printout o Speaker o Projector o Printer o Monitor

Output

running the processor faster than recommended by the manufacturer

Overclocking

1,000 terabytes of data

Petabyte

smallest element of an image

Pixel

Ease of use with some optical zoom capability

Point and Shoot

Use the same technology as smartphone cameras. Incoming light is focused on active pixel sensor array

Point and shoot digital cameras

♣ Can have a bigger sensor array = high resolution ♣ Can have an extending lens = optical lens

Point and shoot digital cameras

a computer does this to transform data into information

Process

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

QWERT

is actually storage since it retains data and information when the power has been turned off

ROM (read-only memory)

clarity of an image

Resolution

o Front and rear facing cameras o Led flash capability o Video capability

Smart phone camera features

o Motion sensors o Microphone o Buttons and/or switches

Smart phone input devices

all electronic storage devices that are used in a variety of products including smartphones, cameras, and tablet computers. SSDs have no moving parts, which makes them faster and more durable than hard drives

Solid state drives (SSD)

to keep data for future use

Store

Ease of use with high optical zoom capability

Superzoom

1 trillion bytes

Terabyte

o Device is powered on and the CPU activates BIOS o The Power-On Self-Test is executed o The OS is loaded into RAM o The OS checks the registry setting and loads saved configuration setting

The Boot Process

MEMS chip

The technology that allows relatively high-quality sound to come from tiny devices such as hearing aids and smartphones

o Everyone must have the trait o The trait must not change over time o The trait must be measurably different with each person

Trait useful for biometric recognition

a coding standard using at least 16 bits to represent a character of information

Unicode

Popular in the 1990s, the blue port in the image is used to connect computers to monitors or televisions

VGA

amount of data a processor can hold and process at one time

Word size

Represented by a 0 or a 1, the smallest unit of data a computer can process

bit

two factors that impact a processor's

clock speed and bus width

A digital device that accepts input, process data into information, stores data and provides output

computer

The specialized end of a cord, plug or expansion card that connects into a

connector

A description of the difference in the luminance of displays white pixels compared to the lack pixels

contrast ratio

to reduce the time, it takes to find files on a hard drive

defragment

a good choice for gamers who want to be able to expand its capabilities and for families with children who might drop a laptop

desktop

Memory, such as RAM or cache, has no moving parts

electronic (solid state)

A method of identification that is valuable because it can be used at night or through walls with infrared cameras or even with satellite imagery

gait

Typical hard drive capacities would be measured in

gigabytes & terabytes

video card

graphics adapter

a peripheral such as a keyboard or a mouse

input device

To read pits and lands, optical storage devices

lasers

Most cellphone cameras do not have

optical zoom

resolution remains the same when focusing on distant objects

optical zoom

Items that can be connected to a digital device

peripherals

♣ Printers ♣ Monitors ♣ Game controllers ♣ Keyboards

peripherals

o Scale o Magnetic ink character reader (MICR) o Touchscreen

point of sale system

A cell phone that allows you to surf the web

smartphone

Desktop computers are stationary devices that consist of a separate case

system unit

They are inexpensive and reliable

thumb drives (USB or flash drives)

The pointing device found on nearly all laptops

trackpad


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