CGS 2060 Exam 1
Though currently expensive, curved and paper-thin displays are possible using _____ display technology
LCD
most new laptop computers come with how much storage
123 MB- 206 BG
"full hd" resolution is expressed as
1920x1080
personal computer CPU clock speeds range between
2 to 4 gigahertz
blu-rays provide approximately ____ of storage space
25 GB
according to youtube approximately how much video is uploaded to its site every minute?
300 hours
when you buy a new laptop, how much RAM should it come with
4-8 GB
CDS provide approximately ______ of data storage space
700 MB
An interent signal that has enough bandwidth to allow multiple computers to be connected to the same router is called a _____ signal
????
The first commercially available computer with a graphical user interface was NeXT's _____ computer.
Apple
which optical drive media storm approximately 700 MBs of data
CD
an attack on a network that is designed to interrupt or stop network traffic by flooding it with too many requests is called a _______ attack
DDoS
though it could theoretically hold terabytes of data for thousands of years in a microscopic space, _____ storage, using genetic material, is a distant storage option
DNA
The internet service that tends to provide the most consistent speed is
DSL
a commonly used short range wireless technology used for data transfer and electronic payments is called
NFC
the technology that uses the reflection of a laser of the graphite left by a #2 pencil to determine if a bubble has been filled in is called
OMR
Printer speed is described using which acronym?
PPM
because of their capability of storing data in multiple hard drives, data warehousers use _____ technology to ensure redundant data storage
RAID
the place in a digital device where the data and programs that device is currently using are accessible by the processor is called the
RAM
the instructions needed to boot up a computer such as BIOS are typically stores in
ROM
one of the largest data requirements of the future will likely be
mapping patients genomes
a million bytes of data equals approximately one
megabyte
an electronic element that stores data by changing its resistance based on the current that has passed through it (similar to RRAM) is called a
memristor
Select the domain name
mheducation.com
windows OS is owned and maintained by
microsoft
a megabyte equals approximately one ___ bytes
million
megahertz is equal to one ____ cycles (for instructions) per second
million
The word modem stands for
modulator-demodulator
Fiber optic cable is ______ expensive than the coaxial cable to install
more
Lower range tones generally require _____ speakers
more compact
which of the following is a strength of the android platform
most widely used OS for smartphones and tablets
SAGE was developed by the US Department of
Defense
The protocol used for transmitting large files from one server to another over the internet is known as the ____ Protocol (FTP)
File Transfer
this type of connector is the most common for connecting peripherals (printers, monitors, storage, devices, etc) to a computer
FireWire
the _____ is a computer within your computer that creates images
GPU
relatively rugged, water-resistant video creams that allow users to film high-definition video under harsh conditions, such as on ski mountains, in the ocean, or at high attitudes are called extreme-action video cameras or simply a ____
GoPro
A port that allows the transfer of high quality video and audio signals is called a ____ port
HDMI
the standard port for video and audio input into televisions today is the _____ port
HDMI
A URL identifies a particular ____ dress on the World Wide Web
IP
The BitTorrent protocol is often called ______ file sharing
Internet Protocol
ISP stands for
Internet Service Provider
What group determines the standards for the World Wide Web
Internet organization for standardization (ISO)
the _____ cache is located directly on the processor itself
L3
A switch distinguishes between various devices within a network by their ______ addresses
MAC
the technology (chips) that allows cell phone microphones and hearing aids to be so small is the ____ chips
MEMS
the abbreviation for megahertz is
MHz
connecting digitial musical devices to computers is accomplished by using ______ ports
MIDI
this technology allows musicians to create written sheet music, simply by playing an instrument
MIDI
The 2 most common audio file formats are WAV and _____
MP4
Broadband is measured in
Mbps
which of the following might be risky to uninstall from a windows pc laptop
Microsoft works 6-9 converter
_______ is actually storage since it retains data and information when the power has been turned off
ROM (read only memory)
The world wide web was created through a collaboration led by ______
Tim Berners-Lee
most tablets and phones use ____ as their man storage device
USB
this type of connector is the most common for connecting peripherals (printers, monitors, storage, devices, etc) to a Windows computer
USB
What type of port do most digital devices use to attach peripherals?
USB port
URL stands for ______ Resource Locator
Universal
The original wireless network privacy and protection standard for wifi known as ____
WEP
The standard for wireless network privacy and protection is known as
WEP
The wireless network privacy standard that was introduced in 2003 but was quickly replaced )due to numerous vulnerabilities) was known as
WPA
In addition to activating ______ protection, its a good idea to disable your routers SSID transmission once all your devices are connected
WPA2
the protocol for wireless networks is called
Wifi
WWW stands for
World Wide Web
CDS store data using
a blue spectrum laser beam
DVDS store dating using
a reflective coating that has pits and lands
the cost of an SSD is ____ than the cost of a traditional hard drive
about the same
smartphones cameras work by focusing incoming light into what type of array that capture images?
active pixel scanner
when discussing digital cameras or smartphones cameras with APS CMOS, APS stands for
active pixel sensor
software that collects the users web browsing history and uses the data collected to create unsolicited targeted pop up advertisements is called
adware
combining the power of a desktop with a neat, clean, look ______ computers are popular with businesses. their lack of expandability make them less popular with serious gamers though
all-in-one
What 3 items are needed to install a home wifi network
an internet signal a modem a router
the mouse was developed by which company
apple
The capacity of a particular transmission medium is called its ____
bandwidth
The volume of data that can be carried on an Internet transmission media in an amount of time is called ____
bandwidth
the two major factors that impact processor speed are clock speed and
bandwidth
Inkjet printers are often sold _____ their production cost
below
a gigabyte equals approximately one ______ bytes
billion
one character of information, for example, a letter or a number consists of one ____ of storage
bit
represented as either a 0 or 1, a _____ is the smallest unit of data a computer can process
bit
the smallest unit of data storage is a
bit
a short-range wireless transmission protocol is known as
bluetooth
because its radio waves pass through walls or desktops, ____ - capable devices are becoming very popular
bluetooth
this technology provides short distance wireless communication between electronic devices using extremely low power radio signals
bluetooth
a group of compromised computers controlled by a hacker is called
bobnet
Software applications that allow users to access and surf the world wide web are called ___
browsers
Which might be a choice for Internet service in your area?
cable internet
in addition to the RAM, modern processors temporarily keep frequently accessed data in a
cache
The technology that allows any text, even handwritten scrawls, to be digitized is known as optical ___ recognition.
character
magnetic ink recognition (MICR) is a technology that is most commonly seen on
checks
the number of instructions the CPU can process per second is dictated by the _____ speed of the processor
clock
clockspeed, also referred to as _____, is the speed at which the processor performs the operations required to run a digital device and instructions executed by the digital device
clock rate
the fact that data on servers is nearly always backed up onto other servers gives _____ storage a major advantage over other data storage methods
cloud
Sage was developed during the ____ war
cold
The number of bits of data describing each pixel in a display is referred to as
color depth
the amount of data that defines each color in a pixel is called
color depth
a digital device that accepts input, processes and stores the input, and provides output is a
computer
firewall software used to block a users access to specific internet content is called a ______ filter
content
A description of the difference in the luminance of a displays white pixels computer to the back pixels is called
contrast ratio
the two main components of a processor are the arithmetic logic unit (ALU) and the ______ unit
control
a small text file of information created by websites you visit that your web browser store son your hard disk is called a
cookie
What was the major question that ARPAnet wanted to solve?
could a network be built that would continue to work even if multiple parts collapsed?
the malicious use of computer code to modify the normal operations of a computer or network is called a
cyberattack
harming or harassing a person or group of people via information technology and networks in a repeated and deliberate manner is called
cyberbullying
a crime in which a computer is the object of the crime or is used to commit a crime or offense is called
cybercrime
a person who uses computers and the internet to launch attacks against computer systems for political or ideological reasons is called a
cyberterrorist
disadvantage of the cloud
data is only available when you're online
FireWire connectors were developed for ______ computers
dell
which of the following might contain a traditional (magnetic) hard drive
dell desktop computers
devices with a separate system unit and a relatively large footprint are called _____ computers
desktop
a site on the windows operating system where you can uninstall programs, adjust setting, and manage task is the
device manager
screensize is measured by the ______ across the monitor
diagonal
screen size is measured by the
diagonally distance between the upper right and lower left corers of the screen
a DDoS attack is when computers that have been infected by a virus act as "zombies" and work together to send out illegitimate messages creating huge volumes of network traffic. the acronym DDoS stands for
distributed denial of service
A ____ name identifies a server site on the Internet
domain
Routers that can send internet signals over 2 distinct frequencies are called _____ routers
dual band
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
memory is ____ and has no moving parts
electronic (solid state)
The art and science of creating output that provides information in the most useful manner is called
ergonomics
all of the following are common ports that are included with laptop computers except
ethernet ports
the machine cycle consists of which four steps
fetch, decode, execute, and store
Which transmission media has the largest bandwidth?
fiber optic
A protocol commonly used to transfer large files from one server to another on the Internet is the
file transfer protocol
Software that limits the material that a browser fetches or that a search engine displays are called _____
filters
hardware or software used to keep a computer secure from outside threats such as hackers and viruses by allowing or blocking internet traffic is called a
firewall
Number of times per second a frame in a video is advanced is the definition of
frame rate
which of the following is a strength of the linux platform
free to download and use
typical SSD capacities for tablet computers or smartphones are measured in
gigabytes
a separate processor (computer) in your computer that enhances your video is called the
graphic processor (GPU)
many computers today use _____ which is a coding scheme using at least 16 bits to represent a character
graphic processor GPU
Letting computer users drag images and documents across their computers monitors made the _____ user interface very popular.
graphical
a person who gains unauthorized access to networks and in order to steal and corrupt information and data is called a
hacker
the act of hacking, or breaking into a computer system for a politically or socially motivated purposes is called
hacktivism
data flows between different part of the computer via
hard drive
what is equal to one cycle per second
hertz
a refracted laser beam striking a photoreceptors from many different angles allows ____ storage to retain many bits of data in the same location
holographic
using refracted laser light to store data on a photoreceptive substrate is essentially how _____ storage works. theoretically this could store gigabytes of data within a cubic millimeter
holographic
When determining how much cell phone data you need it is important to consider
how much data you currently use
the visual image output that a computer creates a known as
icons
Which is true regarding the length of a USB cord?
in general, the more data being transmitted, the shorter the cord should be
a television remote usually uses ______ waves
infrared (IR)
Sometimes used to create prototype models for casting ______ printing is also known as additive manufacturing
inkjet
the largest chip designing and manufacturing company in the world is
intel
Although it sounds ironic, searching the _____ in your area is an efficient way to search for an ISP.
internet
Which of these browsers was developed by Microsoft?
internet explorer
with optical zoom, resolution _____ when focusing on distant objects
is enhanced
a form of spyware that records all actions typed on a keyboard is called a _____ logger
keystroke
which of the following represent the highest amount of storage
kilobyte
which of the following represents the least amount of storage?
kilobyte
For _____ it may be less expensive to add an existing cell phone data plan and to use the phone as a hotspot than to add wired Internet service
large corporations
what is the name of a virus written in a macro language and placed within a document or spreadsheet
macro virus
the actual number of pixels in a monitor is called ____ resolution
native
an application that navigates all of the files and folders on your MAC is the
navigator
what manages hardware and software, supports the computers basic functions and runs programs
operating system
what manages hardware and software, supports the computers basic functions and runs programs
operating systems
in photography there are 2 ways to focus on distant objects, digital zoom and ___ zoom
optical
a storage device that uses lasers to read CDS, DVDS, or blu ray dis is referred to as
optical drive
many manufacturers have made ___ optional equipment when purchasing a new laptop computer
optical drives
running the processor faster than recommend by the manufacturer is called ______. this can increase performance and speed, but will also void the manufacturer warranty
overclocking
Paul Baran developed technology called ______ switching that made the Internet possible and reliable
packet
An input output or storage device connected to a computer is known as
peripheral
cookies stored on a computers hard drive and used to collect and store information about user preferences, password and username information, IP address and/or data on web surfing behavior are called _____ cookies
persistent
a mobile hinged computer with an integrated keyboard that sues a full operating system is called a notebook or a _____ computer
phablet
a type of phishing that seeks to obtain personal information though malicious software that is inserted on a victims computer is called
pharming
A request for an electronic "echo" or response from another computer or server is called a
ping
The smallest controllable element of an image is called a
pixel
the smallest element of an image is called a
pixel
Using cells of ionized gas to create images, _____ displays are actually becoming less popular
plasma
A type of printer that is used to print large graphic images such as architectural drawing by mechanically moving a pen over a large sheet of paper is known as
plotter
Software that can be added to a browser to increase its functionality are called
plug-in
a point (a hole or slot) in a computer designed to accept a specific connector is called a
port
most touchpad are _____ to sense when a finger has moved across the pad
pressure
these facilitate getting data and information into your computer
processing devices
which type of touchscreen uses a single metallic-coated panel and uses electricity to calculate touch points
projective capacitive
An output device that uses light to display video or image output on a surface is called a
projector
RFID stands for which of the following
radio frequency identification
when referring to digital storage, RAID stands for
redundant array of independent discs
Using reflective material to store data that can be read using a laser is called ___ media storage
reflective
The term that describs how fast each pixel in a display is updated is
refresh rate
The number of pixels in a display is called the displays
resolution
the number of pixels in an image is called the images
resolution
The device that connects 2 networks is a ______
router
Your ___ can provide hardware firewall protection for you home network where it connects to the ISPs networks, just as ISP networks have firewalls where they connect to the internet
router
Because they're both Apple products, the browser that works smoothest with Macintosh OS X is called
safari
The accuracy of a digital recording is determined by the devices ____ rate
sampling
Increased data transfer will be less likely to have errors if you use a ____ USB cord
shorter
because a metal platter is physically spinning, hard drives have _____ access times than solid state hard drives
shorter
in general the ___ the access time, the faster the hard drive
shorter
a processor comprised of one control unit and one ALU is called a
single core processor
Contact your ISP if your actual internet speed id ____ than advertised
slower
the average tablet computer has a ___ hard drive than the average desktop computer
smaller
a combination input and output device that allows users to interact with large computer displays that is sometimes found in classrooms is called an interactive whiteboard or a
smartboard
specialized hardware or software that capture packets transmitted over a network are called packet
sniffers
an unsolicited email message is called
spam
which of the following would be considered a cybercrime
spam
select the smartphone input device
speaker???
To improve the sound quality of their smartphones, many users purchase larger external ____ to listen to music
speakers
Select the sites that offer Internet speed test services
speedof.me---TestMy.net---- speedtest.net-----fast.com
devices that allow for the retention of data when your computer has been shut down are called ______ devices
storage
the component of a computer that allows data to be retained after power is turned off is referred to as
storage
A security system separating 2 networks or even computers on the same network is called a
switch
a computer that is highly mobile, has a smaller OS and uses a touchscreen as the primary input method is called a _____
tablet/smartphone
because of their compact size, touchpad are most often used with __ computers
tablets/smartphones
a thousand gigabytes equals one
terabyte
a kilobyte is equal lot approximately one ____ bytes
thousand
because they're inexpensive and reliable ____ have become extremely popular storage devices
thumbnails (USB or flash drives)
Laser printers are popular in offices because they use relatively inexpensive
toner
TO create an image with a laser print ____ is drawn to the drunk
toner
The highest level in the domain name hierarchy is known as the
top level domain
used in variety of devices including ATMS and point-of sale terminals _____ allow for the input of data with the use of a stylus or finger
touchscreens
if you buy a new computer game that emphasizes graphics, or new photo/video editing software for your desktop computer, you may want to purchase a new ___ card
video
the technology that uses cameras, microphones, displays, speakers and software to allow users to both see and hear each other is called
video conferencing
most smartphones and tablets produced today use a _____ keyboard
virtual
software that infects a computer and is created using computer code is called a computer
virus
with ___ recognition technologies, frequency, pitch, speed rhythms and other characteristics are charted and compared to existing records
voice
persistent cookies store information about
web site preferences
a camera that takes photos or streams video into a computer or over the internet is called a ____
webcam
non-malicious computer security experts that test the security measures of an organizations information systems to ensure they are protected against malicious infusions are called
white hat hackers
Many cellular ISPs offer modem/router combination devices that can create a ______ wherever theres adequate cell service
wifi hotspot
A signal transmitted every few seconds by a wireless router so that users computers can find the wifi hotspot is called a ______
wireless
the maximum number of bits per instructions that a CPU can process during 1 machine cycle is called
word size
a destructive program that replicates itself throughout a single computer or across a network is called a
worm
a computer controlled by a hacker is called a
zombie
