COSC Chapter 7 – Computer Concepts Answers
Which of the following is NOT a type of cable used in wired networks?
Answer: Unshielded coaxial
Which transmission medium transmits data the fastest?
Answer: Fiber-optic cable
A network that spans a large physical distance is called a ________.
Answer: WAN
A(n) ________ device facilitates file sharing and data backup.
Answer: NAS
A large network designed to provide access to a specific geographic area, such as a large city, is a ________.
Answer: MAN
A ________ is any device connected to a network such as a computer, printer, or game console
Answer: node
A computer ________ is two or more computers connected using software and hardware so that they can communicate with each other
Answer: network
________ is the actual speed of data transfer that is achieved and is always less than or equal to the data
transfer rate
Answer: Throughput
Using a network without the network owner’s permission is known as ________.
Answer: piggybacking
Wireless network devices use ________ to communicate with each other.
Answer: radio waves
A peer-to-peer (P2P) network is an example of ________ administration
Answer: local
To transfer data packets between two or more networks, a ________ is used.
Answer: router
All of the following are extra precautions you can take to secure a wireless network EXCEPT ________.
Answer: enable SSID broadcast
On a network, a(n) ________ helps prevent data packets from colliding with each other.
Answer: switch
The most popular transmission media option for wired home Ethernet networks is ________ cable
Answer: unshielded twisted-pair (UTP)
Some of the responsibilities of a(n) ________ are installing new hardware and software on the network and monitoring performance
Answer: network administrator
All of the following operating systems support P2P networking EXCEPT ________.
Answer: Unix
Data are sent through a network in bundles called ________.
Answer: packets
clien/server network is an example of ________ administration
Answer: central
________ is the maximum speed at which data can be transferred between two nodes.
Answer: Bandwidth
Which of the following is NOT used to classify network architectures?
Answer: Speed of the network
For the nodes on a network to communicate with each other and access the network, each node needs a ________.
Answer: network adapter
The unique number assigned to a network adapter by the manufacturer is referred to as the ________ address
Answer: MAC
Sophisticated networks generally use which of the following hardware devices to ease the flow of data through the network?
Answer: Routers and switches
Which of the following is NOT a wired broadband Internet connection option?
Answer: Dial-up
A computer ________ is two or more computers connected using software and hardware so that they can communicate with each other.
Answer: network
Which transmission medium transmits data the fastest?
Answer: Fiber-optic cable
Normal telephone cable is a type of ________.
Answer: twisted-pair cable
A client/server network is an example of ________ administration
Answer: central
A peer-to-peer (P2P) network is an example of ________ administration.
Answer: local
The fastest version of wireless Ethernet is ________.
Answer: 802.11 ac
Which of the following is NOT a type of cable used in wired networks?
Answer: Unshielded coaxial
Which of the following is NOT a type of UTP cable you would use in a wired Ethernet network?
Answer: Cat 7B
The most popular transmission media option for wired home Ethernet networks is ________ cable.
Answer: unshielded twisted-pair UTP
Wireless network devices use ________ to communicate with each other.
Answer: radio waves
For the nodes on a network to communicate with each other and access the network, each node needs a ________.
Answer: network adapter
A ________ is a device connected to a network such as a printer or a game console.
Answer: node
On a network, a(n) ________ helps prevent data packets from colliding with each other.
Answer: switch
Sophisticated networks generally use which of the following hardware devices to ease the flow of data through the network?
Answer: Routers and switches
To transfer data packets between two or more networks, a ________ is used.
Answer: router
Data are sent through a network in bundles called ________.
Answer: packets
All of the following operating systems support P2P networking EXCEPT ________.
Answer: Unix
Client/server networks are controlled by a central server that runs specialized software called a(n) ________.
Answer: network operating system (NOS)
Which of the following is NOT a wired broadband Internet connection option?
Answer: Dial-up
A(n) ________ device facilitates file sharing and data backup.
Answer: NAS
Using a network without the network owner’s permission is known as ________.
Answer: piggybacking
All of the following are extra precautions you can take to secure a wireless network EXCEPT ________.
Answer: enable SSID broadcast
________ is the actual speed of data transfer that is achieved and is always less than or equal to the data transfer rate.
Answer: Throughput
The unique number assigned to a network adapter by the manufacturer is referred to as the ________ address.
Answer: MAC
All of the following are tasks for network administration of a large organization EXCEPT ________.
Answer: purchasing initial equipment for the network
Which of the following is NOT used to classify network architectures?
Answer: Speed of the network
A printer connected to a wireless network is considered to be a node on that network.
Answer: TRUE
Sharing files is a benefit of a network.
Answer: TRUE
In a peer-to-peer network, one computer acts as the central computer.
Answer: FALSE
P2P networks are most commonly used in home networks.
Answer: TRUE
________ is the maximum speed at which data can be transferred between two nodes.
Answer: Bandwidth
The Internet is a WAN.
Answer: TRUE
Current wired Ethernet networks in the United States are based on the IEEE 802.11ac standard.
Answer: FALSE
Ethernet networks are always connected using twisted-pair cable technology.
Answer: FALSE
Wireless network connections are slower than wired broadband connections.
Answer: TRUE
The most popular transmission media option for wired Ethernet networks is UTP cable.
Answer: TRUE
Most computers today come with Ethernet adapters already installed.
Answer: TRUE
A router acts like a traffic signal on a network.
Answer: FALSE
A P2P network needs network operating system software installed on every node.
Answer: FALSE
Wireless networks are more vulnerable to attack than wired networks.
Answer: TRUE
WEP is a stronger form of security than WPA.
Answer: FALSE
A ________ is a network located in your residence that connects to all your digital devices.
Answer: HAN
Limiting your signal range does not help increase wireless network security.
Answer: FALSE
A network that spans a large physical distance is called a ________.
Answer: WAN
A large network designed to provide access to a specific geographic area, such as a large city, is a ________.
Answer: MAN