cob 204 Questions and Answers 2024
A computer ________ is a collection of computers that communicate with one another
over transmission lines or wirelessly **** network
Computers that reside in different geographic locations are physically connected
through a(n) ________. **** WAN
A(n) _____ connects two or more devices in a limited geographical area in which
multiple devices could be connected over several hundred feet and for multiple users.
**** LAN
A private internet that is used exclusively within an organization is called a(n) ________.
**** intranet
The Internet is an example of a wide-area network. **** true
The purpose of a ___________ is to connect a computer's or printer's circuitry to
network wires **** nic
NIC stands for network ______________ card **** interface
Which of the following types of wire is also referred to as "ethernet cable"? ****
unshielded twisted pair
If you were asked to install wire to connect computers, printers, switches and other
devices in a LAN, you would probably use ________________. **** UTP
A ________ is a special-purpose computer that receives and transmits wired traffic on
the LAN **** switch
A protocol is ____________. **** A standard set of rules and procedures for the
control of communications in a network.
I'm looking at the address for a website. It is written in letters and includes "http" at the
beginning (for example, http://www.jmu.edu). This is called the __________. **** TCP
Address
Which of the following is a protocol specifically for the World Wide Web? **** http
Which of the following statements is true about IEEE 802.3? **** It is the protocol for
wired LAN connections
T/F: The IEEE standard for wireless networking is 802.11 **** True
, In order for my laptop to connect to the wireless network, it must have a(n)
_____________ **** WNIC
Gal runs a music store. He has a desktop computer in the back room that acts as a
server. He has a point-of-sale terminal that connects to the desktop. He also has a
notebook (using in-store wireless access to the Internet) that can be carried around the
store to look up current items in stock, or to search for items from one of his suppliers
for special orders. Which type of network does Gal have? **** LAN
Internet companies probably use ______________ to connect WANS. **** Fiber optic
cable
I want to enable my company's suppliers to have access to my inventory database.
Which of the following types of networks would give them access to that, but not to
other areas of my network? **** Extranet
One computer has an IP address that starts with 121.321. Another one has an IP
address that starts with 198.324. The two computers are likely **** Connecting to two
different organizations
In the address "www.amazon.com," the "com" is a ____________. **** Domain
When I connected my laptop to JMU's internet using a wireless access point on
campus, my laptop had a different IP address than when I had connected it to my home
wireless system. Does this mean my MAC address also changed? **** No, probably
not
If the MAC address changed in my computer, what would have happened? ****
Replaced the NIC
________________ is a transmission technology that breaks up blocks of text/data into
packets. **** Packet switching
What is measured in "bits" and written as Kbps, Mbps, etc.? **** Bandwidth
T/F:When you send an email to someone in another network, your email content is
broken up into pieces, each of which might take a different path to reach the destination.
**** True
What is the difference between "https" and "http"? **** Https means the connection is
secure, Http is not secure
Each site on the Internet gets an assigned address, which is a(n) _____. **** URL
Address
A computer ________ is a collection of computers that communicate with one another
over transmission lines or wirelessly **** network
Computers that reside in different geographic locations are physically connected
through a(n) ________. **** WAN
A(n) _____ connects two or more devices in a limited geographical area in which
multiple devices could be connected over several hundred feet and for multiple users.
**** LAN
A private internet that is used exclusively within an organization is called a(n) ________.
**** intranet
The Internet is an example of a wide-area network. **** true
The purpose of a ___________ is to connect a computer's or printer's circuitry to
network wires **** nic
NIC stands for network ______________ card **** interface
Which of the following types of wire is also referred to as "ethernet cable"? ****
unshielded twisted pair
If you were asked to install wire to connect computers, printers, switches and other
devices in a LAN, you would probably use ________________. **** UTP
A ________ is a special-purpose computer that receives and transmits wired traffic on
the LAN **** switch
A protocol is ____________. **** A standard set of rules and procedures for the
control of communications in a network.
I'm looking at the address for a website. It is written in letters and includes "http" at the
beginning (for example, http://www.jmu.edu). This is called the __________. **** TCP
Address
Which of the following is a protocol specifically for the World Wide Web? **** http
Which of the following statements is true about IEEE 802.3? **** It is the protocol for
wired LAN connections
T/F: The IEEE standard for wireless networking is 802.11 **** True
, In order for my laptop to connect to the wireless network, it must have a(n)
_____________ **** WNIC
Gal runs a music store. He has a desktop computer in the back room that acts as a
server. He has a point-of-sale terminal that connects to the desktop. He also has a
notebook (using in-store wireless access to the Internet) that can be carried around the
store to look up current items in stock, or to search for items from one of his suppliers
for special orders. Which type of network does Gal have? **** LAN
Internet companies probably use ______________ to connect WANS. **** Fiber optic
cable
I want to enable my company's suppliers to have access to my inventory database.
Which of the following types of networks would give them access to that, but not to
other areas of my network? **** Extranet
One computer has an IP address that starts with 121.321. Another one has an IP
address that starts with 198.324. The two computers are likely **** Connecting to two
different organizations
In the address "www.amazon.com," the "com" is a ____________. **** Domain
When I connected my laptop to JMU's internet using a wireless access point on
campus, my laptop had a different IP address than when I had connected it to my home
wireless system. Does this mean my MAC address also changed? **** No, probably
not
If the MAC address changed in my computer, what would have happened? ****
Replaced the NIC
________________ is a transmission technology that breaks up blocks of text/data into
packets. **** Packet switching
What is measured in "bits" and written as Kbps, Mbps, etc.? **** Bandwidth
T/F:When you send an email to someone in another network, your email content is
broken up into pieces, each of which might take a different path to reach the destination.
**** True
What is the difference between "https" and "http"? **** Https means the connection is
secure, Http is not secure
Each site on the Internet gets an assigned address, which is a(n) _____. **** URL
Address
