ECC STUDY GUIDE EXAM QUESTIONS WITH ANSWERS
2025/2026 GRADED A+
hyperlink - text, graphic, or other object on a webpage programmed to connect to
another webpage or file on any web serve in the world
link - text, graphic, or other object on a webpage programmed to connect to another
webpage or file on any web serve in the world
web browser - software that you use to navigate the web
DSL (digital subscriber line) - high speed connection over phone lines
broadband connections - high speed connections
data - words, numbers, figures, sounds, and graphics that describe people, events,
things, and ideas
binary digits - smallest piece of data a computer can process (0 or 1)
bits - smallest piece of data a computer can process (0 or 1)
byte - series of 8 bits
kilobyte (KB or K) - 1,024 bytes
megabyte (MB) - 1,048,576 bytes
gigabyte (GB) - 1,073,741,824 bytes
terabyte - 1,024 gigabytes
petabyte (PB) - 1000 terabytes
PS/2 ports - a port through which a keyboard or a mouse is connected
Ethernet ports - allow data to be transmitted at high speeds
modem - device that connects your computer to a standard telephone jack or to a cable
connection
USB connector - a small rectangular plug attached to a peripheral device and that you
connect to a USB port
data communications - transmission of data from a peripheral device or from one
computer to another
, sender - the computer that originates the message
channel - what is used to send the message
receiver - the computer/device at the message's destination
protocols - the rules that establish an orderly transfer of data between sender and
receiver
Bluetooth - a wireless technology standard that allows electronic devices to use short
range radio waves to communicate with one another or connect to the Internet
Certified Wireless USB - uses short-range radio waves to connect one device to another
WiFi - wireless fidelity; standard radio frequency established by the Institute of Electrical
and Electronics Engineers (IEEE) that allows you to transmit data wirelessly over
medium-range distances
WEiMAX - Worldwide Interoperability for Microwave Access; standard defined by the
IEEE which allows computer users to connect over many miles
3G - standards used by cell phone companies to the Internet
4G - standards used by cell phone companies to the Internet
LTE - long term evolution; newer wireless standard used by some cell phone companies
to deliver access to their 4G networks
network - connects one computer to other computers and peripheral devices, enabling
you to share data and resources with others
network adapter - needed to create a communications connection between a computer
and a network
network software - establishes the communications protocols that will be observed on
the network and controlling the "traffic flow" as data travels throughout the network
servers - acts as the central storage location for programs and provide mass storage for
most of the data used on the network
client/server network - network consisting of computers dependent on a server
clients - dependent computers in a client/server network
2025/2026 GRADED A+
hyperlink - text, graphic, or other object on a webpage programmed to connect to
another webpage or file on any web serve in the world
link - text, graphic, or other object on a webpage programmed to connect to another
webpage or file on any web serve in the world
web browser - software that you use to navigate the web
DSL (digital subscriber line) - high speed connection over phone lines
broadband connections - high speed connections
data - words, numbers, figures, sounds, and graphics that describe people, events,
things, and ideas
binary digits - smallest piece of data a computer can process (0 or 1)
bits - smallest piece of data a computer can process (0 or 1)
byte - series of 8 bits
kilobyte (KB or K) - 1,024 bytes
megabyte (MB) - 1,048,576 bytes
gigabyte (GB) - 1,073,741,824 bytes
terabyte - 1,024 gigabytes
petabyte (PB) - 1000 terabytes
PS/2 ports - a port through which a keyboard or a mouse is connected
Ethernet ports - allow data to be transmitted at high speeds
modem - device that connects your computer to a standard telephone jack or to a cable
connection
USB connector - a small rectangular plug attached to a peripheral device and that you
connect to a USB port
data communications - transmission of data from a peripheral device or from one
computer to another
, sender - the computer that originates the message
channel - what is used to send the message
receiver - the computer/device at the message's destination
protocols - the rules that establish an orderly transfer of data between sender and
receiver
Bluetooth - a wireless technology standard that allows electronic devices to use short
range radio waves to communicate with one another or connect to the Internet
Certified Wireless USB - uses short-range radio waves to connect one device to another
WiFi - wireless fidelity; standard radio frequency established by the Institute of Electrical
and Electronics Engineers (IEEE) that allows you to transmit data wirelessly over
medium-range distances
WEiMAX - Worldwide Interoperability for Microwave Access; standard defined by the
IEEE which allows computer users to connect over many miles
3G - standards used by cell phone companies to the Internet
4G - standards used by cell phone companies to the Internet
LTE - long term evolution; newer wireless standard used by some cell phone companies
to deliver access to their 4G networks
network - connects one computer to other computers and peripheral devices, enabling
you to share data and resources with others
network adapter - needed to create a communications connection between a computer
and a network
network software - establishes the communications protocols that will be observed on
the network and controlling the "traffic flow" as data travels throughout the network
servers - acts as the central storage location for programs and provide mass storage for
most of the data used on the network
client/server network - network consisting of computers dependent on a server
clients - dependent computers in a client/server network
