A _______ is a group of two or more computers or nodes, designed to share information and resources a) bus |
network |
A _______ network can contain servers as well as individual computers. a) client/server |
client/server |
In a _______ network, each node connected to the network communicates directly with every other node. a) bridge |
peer-to-peer |
The computers in a lab on a floor of a building would be connected using a _______. a) LAN |
LAN |
A _______ uses the internet communications infrastructure to build a secure and private network a) PAN |
VPN |
A(n) _______ server tracks who is logging on to the network as well as which services on the network are available to each user. a) authentication |
authentication |
A(n) _______ server is a server that stores and manages files for network users. a) print |
file |
A print server uses a print _______ as a software holding area for jobs waiting to be printed. a) heap |
spooler |
Which of the following is NOT a common network topology? a) Cluster |
Cluster |
A _______ is a set of rules for how information and communication are exchanged. a) frame |
protocol |
Ring networks use the _______ method to avoid data collisions. a) active-check |
token |
The ends of the cable in a bus network us a(n) _______ to absorb signals so that they are not reflected back to network components that have already received the signals a) terminator |
terminator |
In a _______ network, data collisions can occur fairly easily because the network is essentially composed of a single cable a) Star |
Bus |
Which of the following is the most commonly used client/server network topology? a) Ring |
Star |
In an Ethernet network, the signal that is sent to indicate a signal collision is called a _______ signal. a) stop |
jam |
A _______ topology uses more than one topology when building a network. a) hybrid |
hybrid |
_______ is the amount of data that can be transmitted across a transmission medium in a certain amount of time. a) Scalability |
Bandwidth |
Which of the following is NOT a factor to consider when selecting network cabling? a) Cable diameter |
Cable diameter |
_______ cable is NOT subject to electromagnetic interference or radio frequency interference. a) Fibre-optic |
Fibre-optic |
For business networks, which of the following is NOT a main cable type? a) Fibre-optic |
Duplex |
Most home networks use _______ cable, which is most susceptible to interference. a) coaxial |
unshielded twisted-pair |
_______ is the standard communications protocol used on most client/server networks. a) TCP/IP |
Ethernet |
The physical address assigned to each network adapter is called its _______. a) network access control (NAC) |
media access control (MAC) |
A(n) _______ address is the address that external entities use when communicating with your network a) IP |
IP |
A _______ sends data from one collision domain to another. a) link |
bridge |
A _______ sends data between two networks a) router |
router |
A _______ keeps your computer safe by determining who is trying to access it. a) switch |
firewall |
Packet _______ is a form of protection from your computer that looks at each packet that comes into your computer network. a) scanning |
screening |
A(n) _______ server is a heavily secured server located between a company’s secure internal network and it firewall. a) transitional |
bastion host |
Configuring an account to disable itself after a set number of login attempts using invalid passwords is a method of countering a _______. a) worm |
brute force attack |
P2P networks become difficult to manage when they exceed five users. True or False? |
False |
In a client/server network, each network node communicates directly with every other node on the network. True or False? |
False |
An international company like Microsoft would use a MAN to connect all of its computers. True or False? |
False (Microsoft is a strong independent woman who don’t need no MAN) |
Data flows in both directions in a ring network. True or False? |
False |
In an active topology, each node helps move data through a network. True or False? |
True |
Transmission media comprise the physical system that data take to flow between devices on the network. True or False? |
True |
Since data transmissions can pass through fibre-optic cable in only one direction, at least two fibres are required to enable transmission of data in both directions. True or False? |
True |
Crosstalk interference is the tendency of signals on one twisted-pair wire to interfere with signals on the wire next to it. True or False? |
True |
Wireless access points can provide coverage wherever employees are working with portable devices, such as in conference rooms. True or False? |
True |
MAC addresses are restricted to Macintosh computers. True or False? |
False |
MAC addresses and IP addresses are the same thing. True or False? |
False |
A bridge sends information between two networks. True or False? |
False |
A phishing attack is an attempt to access an account by repeatedly trying different passwords. True or False? |
False |
Worms often try to disguise from where they are sending data by using bogus IP addresses instead of using an authorized IP address belonging to the network. True or False? |
False |
A facial-recognition scanner is an example of a biometric authentication device. True or False? |
True |
Technology in Action – Chapter 12
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