CGS2060 Midterm
select the domain name
.gov
personal computer CPU clock speeds range between
1 to 2 gigahertz
"full HD" resolution is expressed as
1920 x 1080
most new laptop computers come with how much storage?
256 GB - 1 TB
sometimes used to create prototype models for casting, ___ printing is also known as additive manufacturing
3D
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
which optical drive media stores 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 ___ is a computer within your computer that creates images
GPU
a port that allows the transfer of high quality video and audio signals is called a(n) ___ port
HDMI
the standard port for video and audio input into televisions today is the ___ port
HDMI
a switch distinguishes between various devices within a network by their __ addresses
IP
the ___ cache is located directly on the processor itself
L1
the technology (chips) that allow cell phone microphones and hearing aids to be so small is the _____ chip
MEMS
the abbreviation for megahertz is
MHz
connecting digital 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
all of the following are common ports that are included with laptop computers except
MIDI ports
a commonly-used short range wireless technology used for data transfer and electronic payments is called
NFC (near field communication)
though currently expensive, curved and paper-thin displays are possible using ___ display technology
OLED
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
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 the BIOS, are typically stored in
ROM
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
this type of connector is the most common for connecting peripherals (printers, monitors, storage devices, etc.) to a Windows computer
USB
one type of storage device is a
USB drive
what type of port do most digital devices use to attach peripherals?
USB port
the original wireless network privacy and protection standard for Wi-Fi was 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, it's a good idea to disable your router's SSID transmission once all your devices are connected
WPA2
the standard for wireless network privacy and protection is known as
WPA2
CDs store data using
a reflective coating that has pits and lands
DVDs store data using
a reflective coating that has pits and lands
smartphone cameras work by focusing incoming light onto what type of array that captures images?
active pixel scanner
when discussing digital cameras or smartphone cameras with APS CMOS, APS stands for
active pixel sensor
software that collects the user's 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 expand-ability 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, and a router
firewire connectors were developed for ___ computers
apple
the mouse was developed by which company?
apple
clock speed, 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
bandwidth
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
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
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
an Internet signal that has enough bandwidth to allow multiple computers to be connected to the same router is called a ___ signal
broadband
software applications that allow users to access and surf the World Wide Web are called
browsers
data flows between different parts of the computer via
buses
the Internet service that tends to provide the most consistent speeds is
cable internet
which might be a choice for Internet service in your area?
cable internet
most touchpads use _____ to sense when a finger has moved across the pad
capacitance
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
because it allows their files to be accessed from any device on the Internet, many users like to back-up their files using ___ storage
cloud
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
a digital device that accepts input, processes and stores the input, and provides output is a
computer
firewall software used to block a user's access to specific Internet content is called a(n) _____ filter.
content
a description of the difference in the luminance of a display's white pixels compared to the black pixels is called
contrast ratio
the two main components of a processor are the arithmetic logic unit (ALU) and the _____ unit
control
a site on the Windows operating system where you can uninstall programs, adjust settings, and manage tasks is the
control panel
which is true regarding the length of a USB cord?
cord length has nothing to do with data transmission amounts
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 first commercially available computer with a graphical user interface was NeXT's ___ computer
cube
harming or harassing a person or group of people via information technology and networks in a repeated and deliberate manner is called
cyber bullying
a crime in which a computer is the object of the crime or is used to commit a crime or offense is called
cyber crime
non-malicious computer security experts that test the security measures of an organization's information systems to ensure they are protected against malicious intrusions are called
cyber security specialists
one disadvantage of cloud storage is that
data is only available when you're online
which of the following would be considered a cyber crime?
data manipulation
SAGE was developed by the US Department of
defense
which of the following might contain a traditional (magnetic) hard drive?
dell desktop computer
devices with a separate system unit and a relatively large footprint are called _____ computers
desktop
screen size is measured by the ___ across the monitor
diagonal
screen size is measured by the
diagonal distance between the upper right and lower left corners 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)
solid state drives store data using
electronic circuits
the art and science of creating output that provides information in the most useful manner is called
ergonomics
the machine cycle consists of which four steps?
fetch, decode, execute, and store
which transmission media has the largest bandwidth?
fiber optic
a URL identifies a particular __ address on the World Wide Web
file
the protocol used for transmitting large files from one server to another over the Internet is known as the ___ Protocol (FTP)
file transfer
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
an application that navigates all of the files and folders on your Mac is the
finder
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
relatively rugged, water-resistant video cameras that allow users to film high-definition video under harsh conditions, such as on ski mountains, in the ocean, or at high altitudes are called extreme-action video cameras or simply a
gopro
a separate processor (computer) in your computer that enhances your video is called the
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 politically or socially motivated purposes is called
hacktivism
the two major factors that impact processor speed are clock speed and
hard drive capacity
what is equal to one cycle per second?
hertz
the cost of an SSD is ____ than the cost of a traditional hard drive
higher
using refracted laser light to store data on a photo receptive 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
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
individual users
a television remote usually uses ___ waves
infrared (IR)
these facilitate getting data and information into your computer
input devices
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
ISP stands for
internet service provider
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
a mobile hinged computer with an integrated keyboard that uses a full operating system is called a notebook or a ____ computer
laptop
lower range tones generally require ___ speakers
larger
what is the name of a virus written in a macro language and placed within a document or spreadsheet
macro virus
broadband is measured in
mbps
a million bytes of data equals approximately one
megabyte
windows OS is owned and maintained by
microsoft
which of the following might be risky to uninstall from a Windows PC laptop?
microsoft works 6-9 converter
a megabyte equals approximately one _____ bytes?
million
megahertz is equal to one _____ cycles (or instructions) per second
million
your ___ can provide hardware firewall protection for your home network where it connects to the ISP's network, just as ISP networks have firewalls where they connect to the Internet
modem
the word modem stands for
modulator-demodulator
fiber optic cable is _____ expensive than coaxial cable to install
more
which of the following is a strength of the Android platform?
most widely used OS for laptops and desktops
to allow hard disk drive platters to spin more smoothly and cooler, some manufacturers seal the platters in ___ instead of air
nitrogen
what manages hardware and software, supports the computer's basic functions, and runs programs?
operating system
a refracted laser beam striking a photo receptor from many different angles allows ___ storage to retain many bits of data in the same location
optical
in photography, there are 2 ways to focus on distant objects, digital zoom and ____ zoom
optical
using reflective material to store data that can be read using a laser is called ___ media storage
optical
a storage device that uses lasers to read CDs, DVDs, or Blu-ray discs is referred to as a(n)
optical drive
many manufacturers have made _____ optional equipment when purchasing a new laptop computer
optical drives
running the processor faster than recommended by the manufacturer is called _____ . this can increase performance and speed, but will also void the manufacturer warranty
over clocking
Paul Baran developed a technology called _____ switching that made the Internet possible and reliable
packet
the BitTorrent protocol is often called ___ file sharing
peer-to-peer
an input, output or storage device connected to a computer is known as a(an)
peripheral
cookies stored on a computer's 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 type of phishing that seeks to obtain personal information through malicious software that is inserted on a victim's computer is called
pharming
a request for an electronic "echo" or response from another computer or server is called a
ping
a signal transmitted every few seconds by a wireless router so that users' computers can find the Wi-Fi hotspot is called a(n)
ping
the smallest controllable element of an image is called a(n)
pixel
the smallest element of an image is called a(n)
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 drawings by mechanically moving a pen over a large sheet of paper is known as a
plotter
software that can be added to a browser to increase its functionality are called
plug-ins
a point (a hole or slot) in a computer, designed to accept a specific connector, is called a
port
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
cord length has nothing to do with data transmission amounts
refresh rate
the amount of data that defines each color in a pixel is called
resolution
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
the visual image output that a computer creates is known as
resolution
the device that connects 2 networks is a
router
because they're both Apple products, the browser that works smoothest with Macintosh OS X is
safari
the accuracy of a digital recording is determined by the device's ___ rate
sampling
in general, the ___ the access time, the faster the hard drive
shorter
increased data transfer will be less likely to have errors if you use a ___ USB cord
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 is _____ 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
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
speedtest.net & testmy.net
devices that allow for the retention of data when your computer has been shut down are called ___ devices
storage
a security system separating 2 networks or even computers on the same network is called a
switch
because of their compact size, touchpads are most often used with _____ computers
tablet
a thousand gigabytes equals one
terabyte
what group determines the standards for the World Wide Web?
the world wide web consortium (W3C)
a kilobyte is equal to approximately one _____ bytes
thousand
because they're inexpensive and reliable ___ have become extremely popular storage devices
thumb drives (USB or flash drives)
laser printers are popular in offices because they use relatively inexpensive
toner
to create an image with a laser printer ___ is(are) drawn to the drum
toner
the highest level in the domain name hierarchy is known as the
top level domain
select the smartphone input device
touchscreen or keyboard
used in a 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
a terabyte equals approximately one _____ bytes?
trillion
many computers today use _____ which is a coding scheme using at least 16 bits to represent a character
unicode
URL stands for ___ Resource Locator
uniform
persistent cookies store information about
user preferences
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, speech rhythms and other characteristics are charted and compared to existing records
voice
a camera that takes photos or streams video into a computer or over the Internet is called a
webcam
many cellular ISPs offer modem/router combination devices that can create a _____ wherever there's adequate cell service
wi-fi hotspot
the protocol for wireless networks is called
wifi
the maximum number of bits per instruction that a CPU can process during 1 machine cycle is called
word size
WWW stands for
world wide web
a computer controlled by a hacker is called a
zombie
according to YouTube, approximately how much video is uploaded to its site every minute?
300 hours
because they have no mechanically moving parts, ___ provide extremely fast, efficient storage
SSDs (solid state drives)
blu-ray stores data using
pits and lands that are read by a blue spectrum laser beam
the component of a computer that allows data to be retained after power is turned off is referred to as
storage
most tablets and phones use _____ as their main storage device
SSD
the malicious use of computer code to modify the normal operations of a computer or network is called a
cyberattack
a person who uses computers and the Internet to launch attacks against computer systems for political or ideological reasons is called a
cyberterrorist
a computer that is highly mobile, has a smaller OS, and uses a touchscreen as the primary input method is called a
tablet
in addition to the RAM, modern processors temporarily keep frequently accessed data in a
cache
a small text file of information created by websites you visit that your web browser stores on your hard disk is called a(n)
cookie
the actual number of pixels in a monitor is called ___ resolution
native
a destructive program that replicates itself throughout a single computer or across a network is called a
worm
the smallest unit of data storage is a
bit
a group of compromised computers controlled by a hacker is called a
botnet
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(n)
capacitor
