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Q:
How many layers does the OSI model contain?
A. four
B. seven
C. ten
D. eleven
Q:
What allows web browsers and servers to send and receive web pages?
A. file transfer protocol (FTP)
B. simple mail transfer protocol (SMTP)
C. hypertext transfer protocol (HTTP)
D. simple network management protocol (SNMP)
Q:
What is TCP/IP's own messaging system for email?
A. file transfer protocol (FTP)
B. simple mail transfer protocol (SMTP)
C. hypertext transfer protocol (HTTP)
D. simple network management protocol (SNMP)
Q:
What allows the management of networked nodes to be managed from a single point?
A. file transfer protocol (FTP)
B. simple mail transfer protocol (SMTP)
C. hypertext transfer protocol (HTTP)
D. simple network management protocol (SNMP)
Q:
What allows files containing text, programs, graphics, numerical data, and so on to be downloaded off or uploaded onto a network?
A. file transfer protocol (FTP)
B. simple mail transfer protocol (SMTP)
C. hypertext transfer protocol (HTTP)
D. simple network management protocol (SNMP)
Q:
Which of the following represents the TCP/IP four-layer reference model?
A. application, Internet, transport, network interface
B. application, Internet, network interface, transport
C. application, transport, Internet, network interface
D. application, network interface, Internet, transport
Q:
What is a protocol?
A. an intelligent connecting device that examines each packet of data it receives and then decides which way to send it onward toward its destination
B. a reference to the geometric arrangement of the actual physical organization of the computers and other network devices in a network
C. a standard that specifies the format of data as well as the rules to be followed during transmission
D. the capability of two or more computer systems to share data and resources, even though they are made by different manufacturers
Q:
What is interoperability?
A. an intelligent connecting device that examines each packet of data it receives and then decides which way to send it onward toward its destination
B. a reference to the geometric arrangement of the actual physical organization of the computers and other network devices in a network
C. a standard that specifies the format of data as well as the rules to be followed during transmission
D. the capability of two or more computer systems to share data and resources, even though they are made by different manufacturers
Q:
Which of the following represents the ring topology?
A. All devices are connected to a central cable or backbone.
B. All devices are connected to a central device, called a hub.
C. All devices are connected to one another in the shape of a closed loop, so that each device is connected directly to two other devices, one on either side of it.
D. Groups of star-configured workstations are connected to a linear bus backbone cable.
Q:
Which of the following represents the bus topology?
A. All devices are connected to a central cable or backbone.
B. All devices are connected to a central device, called a hub.
C. All devices are connected to one another in the shape of a closed loop, so that each device is connected directly to two other devices, one on either side of it.
D. Groups of star-configured workstations are connected to a linear bus backbone cable.
Q:
Which of the following is not a network topology?
A. bus
B. ring
C. ethernet
D. star
Q:
What is network topology?
A. the occurrence when the sending computer divides a message into a number of efficiently sized units called packets, each of which contains the address of the destination computer
B. an intelligent connecting device that examines each packet of data it receives and then decides which way to send it onward toward its destination
C. a reference to the geometric arrangement of the actual physical organization of the computers and other network devices in a network
D. a model for applications in which the bulk of the back-end processing, such as performing a physical search of a database, takes place on a server, while the front-end processing, which involves communicating with the users, is handled by the clients
Q:
What is packet-switching?
A. the occurrence when the sending computer divides a message into a number of efficiently sized units called packets, each of which contains the address of the destination computer
B. an intelligent connecting device that examines each packet of data it receives and then decides which way to send it onward toward its destination
C. a reference to the geometric arrangement of the actual physical organization of the computers and other network devices in a network
D. a model for applications in which the bulk of the back-end processing, such as performing a physical search of a database, takes place on a server, while the front-end processing, which involves communicating with the users, is handled by the clients
Q:
What is a client/server network?
A. a device whereby the sending computer divides a message into a number of efficiently sized units called packets, each of which contains the address of the destination computer
B. an intelligent connecting device that examines each packet of data it receives and then decides which way to send it onward toward its destination
C. a reference to the geometric arrangement of the actual physical organization of the computers and other network devices in a network
D. a model for applications in which the bulk of the back-end processing, such as performing a physical search of a database, takes place on a server, while the front-end processing, which involves communicating with the users, is handled by the clients
Q:
What is a router?
A. a device whereby the sending computer divides a message into a number of efficiently sized units called packets, each of which contains the address of the destination computer
B. an intelligent connecting device that examines each packet of data it receives and then decides which way to send it onward toward its destination
C. a reference to the geometric arrangement of the actual physical organization of the computers and other network devices in a network
D. a model for applications in which the bulk of the back-end processing, such as performing a physical search of a database, takes place on a server, while the front-end processing, which involves communicating with the users, is handled by the clients
Q:
What occurs when the sending computer divides a message into a number of efficiently sized units called packets, each of which contains the address of the destination computer?
A. client
B. packet-switching
C. peer-to-peer network
D. network operating system
Q:
What is a computer that is designed to request information from a server?
A. client
B. packet-switching
C. peer-to-peer network
D. network operating system
Q:
What runs a network, steering information between computers and managing security and users?
A. client
B. server
C. peer-to-peer network
D. network operating system
Q:
What is a client?
A. a network that enables the transmission of data over public or private networks
B. a communications, data exchange, and resource-sharing system created by linking two or more computers and establishing standards, or protocols, so that they can work together
C. any network without a central file server and in which all computers in the network have access to the public files located on all other workstations
D. a computer that is designed to request information from a server
Q:
What is a peer-to-peer network?
A. a network that enables the transmission of data over public or private networks
B. a communications, data exchange, and resource-sharing system created by linking two or more computers and establishing standards, or protocols, so that they can work together
C. any network without a central file server and in which all computers in the network have access to the public files located on all other workstations
D. a computer that is designed to request information from a server
Q:
What is a large computer network usually spanning a city?
A. client/server network
B. corporate network
C. metropolitan area network
D. peer-to-peer network
Q:
What spans a large geographic area, such as a state, province, or country?
A. local area network
B. wide area network
C. metropolitan area network
D. peer-to-peer network
Q:
What is designed to connect a group of computers in close proximity to each other such as in an office building, a school, or a home?
A. local area network
B. wide area network
C. metropolitan area network
D. peer-to-peer network
Q:
Which of the following is not one of the differentiating factors of a network?
A. architecture
B. topology
C. protocols
D. telecommunication system
Q:
What is a network?
A. enables the transmission of data over public or private networks
B. a communications, data exchange, and resource-sharing system created by linking two or more computers and establishing standards, or protocols, so that they can work together
C. any network without a central file server and in which all computers in the network have access to the public files located on all other workstations
D. a computer that is designed to request information from a server
Q:
What is a telecommunications system?
A. a system that enables the transmission of data over public or private networks
B. a communications, data exchange, and resource-sharing system created by linking two or more computers and establishing standards, or protocols, so that they can work together
C. any network without a central file server and in which all computers in the network have access to the public files located on all other workstations
D. a computer that is designed to request information from a server
Q:
Fiber optic (or optical fiber) refers to the technology associated with the transmission of information as light impulses along a glass wire or fiber.
Q:
Twisted-pair cable can carry a wide range of frequencies with low signal loss. It consists of a metallic shield with a single wire placed along the center of a shield and isolated from the shield by an insulator.
Q:
Coaxial cable refers to a type of cable composed of four (or more) copper wires twisted around each other within a plastic sheath.
Q:
Wireless media are transmission material manufactured so that signals will be confined to a narrow path and will behave predictably.
Q:
Network transmission media refers to the various types of media used to carry the signal between computers.
Q:
Simple Network Management Protocol (SNMP) allows networked nodes to be managed from a single point.
Q:
Hypertext Transfer Protocol (HTTP) allows web browsers and servers to send and receive web pages.
Q:
FTP provides terminal emulation that allows a personal computer or workstation to act as a terminal, or access device, for a server.
Q:
Simple mail transfer protocol (SMTP) is TCP/IP's own messaging system for email.
Q:
File Transfer Protocol (FTP) allows files containing text, programs, graphics, numerical data, and so on to be downloaded off or uploaded onto a network.
Q:
The network interface layer places data packets on the network for transmission.
Q:
The transport layer formats the data into packets, adds a header containing the packet sequence and the address of the receiving device, and specifies the services required from the network.
Q:
The application layer handles end-to-end packet transportation.
Q:
The application layer serves as the window for users and application processes to access network services.
Q:
Transmission control protocol/Internet protocol (TCP/IP) provides the technical foundation for the public Internet as well as for large numbers of private networks.
Q:
A WAN is a physical and data layer technology for LAN networking.
Q:
A protocol is the capability of two or more computer systems to share data and resources, even though they are made by different manufacturers.
Q:
A protocol is a standard that specifies the format of data as well as the rules to be followed during transmission.
Q:
A network topology refers to the geometric arrangement of the actual physical organization of the computers (and other network devices) in a network. Topologies vary depending on cost and functionality.
Q:
A router is an intelligent connecting device that examines each packet of data it receives and then decides which way to send it onward toward its destination.
Q:
Packet-switching occurs when the sending computer divides a message into a number of efficiently sized units of data, each of which contains the address of the destination computer.
Q:
A network operating system (NOS) is the operating system that runs a network, steering information between computers and managing security and users.
Q:
A peer-to-peer network is a model for applications in which the bulk of the back-end processing, such as performing a physical search of a database, takes place on a server, while the front-end processing, which involves communicating with the users, is handled by the clients.
Q:
A server is a computer designed to request information from a server. A server is a computer dedicated to providing information in response to requests.
Q:
A peer-to-peer (P2P) network is a computer network that relies on the computing power and bandwidth of the participants in the network rather than a centralized server.
Q:
Architecture includes Ethernet and transmission control protocol/Internet protocol (TCP/IP).
Q:
Protocols include bus, star, ring, hybrid, and wireless.
Q:
Topology includes peer-to-peer networks and client/server networks.
Q:
A hub (switch or router) is the hardware to perform traffic control.
Q:
Media includes coaxial, twisted-pair, and fiber-optic.
Q:
Cable is the medium to connect all of the computers.
Q:
A WAN is a card that plugs into the back (or side) of your computers and lets them send and receive messages from other computers.
Q:
A MAN is a set of communication rules to make sure that everyone speaks the same language.
Q:
A wide area network (WAN) spans a large geographic area, such as a state, province, or country. WANs often connect multiple smaller networks, such as local area networks or metropolitan area networks. The world's most popular WAN is the Internet. A metropolitan area network (MAN) is a large computer network usually spanning a city.
Q:
A network is a communications system created by linking two or more devices and establishing a standard methodology by which they can communicate.
Q:
Telecommunication systems enable the transmission of data over public or private networks.
Q:
Define the relationship between operating system software and utility software.
Q:
Identify the different computer categories and explain their potential business uses.
Q:
List the common input, output, storage, and communication devices.
Q:
Explain the difference between primary and secondary storage.
Q:
Describe the six major categories of hardware and provide an example of each.
Q:
What enables users to navigate the World Wide Web? The two leading browsers are Netscape Navigator and Microsoft Internet Explorer.
A. a browser
B. a network user license
C. groupware
D. PIM software
Q:
Which licenses specialty software paid for on a license basis or per-use basis or usage-based licensing?
A. single user license
B. network user license
C. site license
D. application service provide license
Q:
Which license enables any qualified users within the organization to install the software, regardless if the computer is on a network?
A. single user license
B. network user license
C. site license
D. application service provide license
Q:
Which license enables anyone on the network to install and use the software?
A. single user license
B. network user license
C. site license
D. application service provide license
Q:
Which license restricts the use of the software to one user at a time?
A. single user license
B. network user license
C. site license
D. application service provide license
Q:
When the software vendor releases a new version of the software that makes significant changes to the program, what is it called?
A. a software update
B. a software upgrade
C. crash-proof software
D. course management software
Q:
When the software vendor releases an update to software to fix problems or enhance features, what is it called?
A. a software update
B. a software upgrade
C. crash-proof software
D. course management software
Q:
What software contains course information such as a syllabus and assignments and offers drop boxes for quizzes and homework along with a grade book?
A. preventive security software
B. personal information management software
C. crash-proof software
D. course management software
Q:
What software handles contact information, appointments, task lists, and email?
A. preventive security software
B. personal information management software
C. crash-proof software
D. course management software
Q:
What software can remove software that is no longer needed?
A. preventive security software
B. spyware software
C. crash-proof software
D. uninstaller software
Q:
What removes any software that employs a users Internet connection in the background without the users knowledge or explicit permission?
A. preventive security software
B. spyware software
C. crash-proof software
D. disk image software
Q:
What software uses programs such as Window Washer to erase file histories, browser cookies, cache contents, and other crumbs that applications and Windows leave on a hard drive?
A. preventive security software
B. safe mode software
C. crash-proof software
D. disk image software
Q:
What software organizes information on a hard disk in the most efficient way?
A. disk optimization software
B. safe mode software
C. crash-proof software
D. disk image software