A ________ is a group of two or more computers, or nodes, designed to share information and resources.
A ________ network can contain servers as well as individual computers.
In a ________ network, each node connected to the network communicates directly with every other node.
The computers in a lab on a floor of a building would be connected using a ________.
A ________ uses the Internet communications infrastructure to build a secure and private network.
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(n) ________ server is a server that stores and manages files for network users.
A print server uses a print ________ as a software holding area for jobs waiting to be printed.
Which of the following is NOT a common network topology?
A ________ is a set of rules for how information and communication are exchanged.
Ring networks use the ________ method to avoid data collisions.
The ends of the cable in a bus network use a(n) ________ to absorb signals so that they are not reflected back to network components that have already received the signals.
In a ________ network, data collisions can occur fairly easily because the network is essentially composed of a single cable.
Which of the following is the most commonly used client/server network topology?
In an Ethernet network, the signal that is sent to indicate a signal collision is called a ________ signal.
A ________ topology uses more than one topology when building a network.
________ is the amount of data that can be transmitted across a transmission medium in a certain amount of time.
Which of the following is NOT a factor to consider when selecting network cabling?
________ cable is NOT subject to electromagnetic interference or radio frequency interference.
For business networks, which of the following is NOT a main cable type?
Most home networks use ________ cable, which is most susceptible to interference.
________ is the standard communications protocol used on most client/server networks.
The physical address assigned each network adapter is called its ________.
media access control (MAC)
A(n) ________ address is the address that external entities use when communicating with your network.
A ________ sends data from one collision domain to another.
A ________ sends data between two networks.
A ________ keeps your computer safe by determining who is trying to access it.
Packet ________ is a form of protection for your computer that looks at each packet that comes into your computer network.
A(n) ________ server is a heavily secured server located between a company’s secure internal network and its firewall.
Configuring an account to disable itself after a set number of login attempts using invalid passwords is a method of countering a ________.
brute force attack
A(n) ________ network is often the type of network that is set up in a home or very small business.
________ means that additional users can easily be added without affecting the performance of the other network nodes.
A(n) ________ is made up of two or more LANs that are miles apart.
A(n) ________ is used exclusively by a select group of employees, customers, suppliers, volunteers, or supporters.
________ technology places data packets inside other data packets.
A(n) ________ is an area of an intranet to which only certain corporations or individuals can access.
A(n) ________ server is maintained by a hosting company and is connected to networks using the Internet.
A(n) ________ server is a server used to fulfill one specific purpose.
A library book reservation service is a good example of a use for a(n) ________ server.
A(n) ________ server is used to host an Internet site.
A ring topology is also known as a(n) ________ topology.
Because of its centralized design, a(n) ________ topology is the simplest to troubleshoot and repair.
Fluorescent lights and machinery with motors or transformers are common sources of ________ emissions.
________ interference is a type of network interference for cable transmission media that can be caused by nearby television or radio signals.
A(n) ________ cable contains a glass or plastic core.
________ cable is the most costly to install.
A(n) ________ provides wireless devices with a sending and receiving connection point to the network.
wireless access point/WAP
NIC stands for ________.
network interface card
A(n) ________ is a group of data packets that are sent together.
A(n) ________ is a device that reads information from a magnetic strip on the back of a credit card-like identification card.
access card reader/card reader
________ is the process that requires users to prove that they have permission to access a computer network.
A(n) ________ can often be equipped to act as a hardware firewall.
A(n) ________ server acts as a liaison between an internal network and an external network.
Retinal scanning is an example of ________ authentication.
Identification badges and smart keys are examples of ________ objects that users carry to identify themselves and that allow them access to a computer system or computer facility.
P2P networks become difficult to manage when they exceed five users.
In a client/server network, each network node communicates directly with every other node on the network.
An international company like Microsoft would use a MAN to connect all of its computers.
Data flows in both directions in a ring network.
In an active topology, each node helps to move data through a network.
Transmission media comprise the physical system that data take to flow between devices on the network.
Since data transmissions can pass through fiber-optic cable in only one direction, at least two fibers are required to enable transmission of data in both directions.
Crosstalk interference is the tendency of signals on one twisted-pair wire to interfere with signals on the wire next to it.
Wireless access points can provide coverage wherever employees are working with portable devices, such as in conference rooms.
MAC addresses are restricted to Macintosh computers.
MAC addresses and IP addresses are the same thing.
A bridge sends information between two networks.
A phishing attack is an attempt to access an account by repeatedly trying different passwords.
Worms often try to disguise from where they are sending data by using a bogus IP addresses instead of using an authorized IP address belonging to the network.
A facial-recognition scanner is an example of a biometric authentication device.
keeps track of user logins to the network and which services are available to each user
hosts websites that can be accessed via the Internet
a server not physically located at a company’s site
allows client computers to access a database
acts as a repository for application software
set of common rules that control communications among network devices
special type of data packet
device that absorbs a signal so that it is not reflected back
computer system designed to attract unauthorized users
holds multiple data packets
an operating system for network servers
adapter card that connects a computer to a network
method used on Ethernet networks to avoid data collisions
network in which each node connected to the network communicates directly with every other node
used for internal identification on a network
network of two or more LANs
a network in a small geographic area
links users in a specific geographic area (usually a city)
used by a single individual connecting devices using wireless media
can be used for a small home-based business
makes decisions as to where data are to be sent and rebroadcasts them to the appropriate node
software or hardware that prevents unauthorized entry
device that sends information between two networks
sends data between different collision domains
data broken into a small segment with an address to which it is sent