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