intro comp science final chpt 15
Which of the following describes a set of high-speed networks on the Internet, sponsored by companies such as AT&T and Verizon?
Backbone
Which of the following terms is synonymous with the term data transfer rate?
Bandwidth
Which of the following would correspond to an organization, such as a university or company?
Domain Name
True or False? A node on a computer network must be a computer.
False
True or False? Ethernet is based on a ring topology.
False
True or False? In the client/server model, a user may only access files stored on his/her own computer.
False
True or False? Only computers can be connected to a computer network.
False
Which of the following is the term used to describe a machine and software that protects a network from inappropriate access?
Firewall
Which of the following is a computer on a LAN that handles all communication between that network and others?
Gateway
Which of the following is generally made up of readable words and uniquely identifies a particular computer among all the computers on the Internet?
Hostname
Which of the following provides a way to uniquely identify a single computer among all others on the Internet?
Hostname
Which of the following indicates the format of a file attached to an email message?
MIME Type
Which of the following is a device for converting an analog signal to a digital signal and back again?
Modem
Which of the following is a generic term used for any device on a network?
Node
Which of the following describes the process of dividing a message into small pieces and sending those pieces separately to the destination?
Packet Switching
Which of the following is an IP program that can be used to test whether a particular network computer is active and reachable?
Ping
Which of the following is a numeric designation that corresponds to a particular high-level protocol?
Port
Which of the following is a network device that strengthens and propagates a signal along a long communication line?
Reapeater
Which of the following is a network device that directs a packet toward its final destination?
Router
Which of the following is a high-level protocol used to specify the transfer of electronic mail?
SMTP
Which of the following is a suite of protocols and programs that support low-level network communication?
TCP/IP
Which of the following indicates the general type of an organization or a country of origin?
Top-Level Domain
True or False? A computer network is a collection of connected computing devices that may communicate and share resources.
True
True or False? A file server stores and manages files for multiple users on a network.
True
True or False? A local-area network (LAN) connects a small number of nodes in a building or close geographic area.
True
True or False? A wide-area network (WAN) connects two or more local-area networks.
True
True or False? An Internet service provider (ISP) is a company that provides other companies or individuals with access to the Internet.
True
True or False? Bandwidth is a synonym for data transfer rate.
True
True or False? Both DSL and cable connections are broadband connections.
True
True or False? Computer networks may be connected without the use of physical wires.
True
True or False? Data transfer rate is the speed with which data is moved from one place on the network to another.
True
True or False? Ethernet has become the industry standard for local-area networks.
True
True or False? Printers can be connected directly to a computer network.
True
True or False? Some connections in a network may be made using radio waves or infrared signals.
True
True or False? The Internet backbone is a set of high-capacity, high-speed networks that carry Internet traffic.
True
Which of the following is made up of 128 bits?
address
In which of the following LAN configurations do all nodes share a single communication line that carries messages in both directions?
bus topology
Which of the following LAN configurations connects all nodes in a closed loop?
ring topology
In which of the following LAN configurations is there a center node to which all others are connected?
star topology
Which of the following is a high-level protocol used to log into a computer system from a remote computer?
telnet