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

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