CH 10

Which of the following has the fastest transfer rate

ATM

The amount of data, instructions and information that can travel over a communications channel sometimes is called which of the following

Bandwith

Which of the following kids of modems is a modem that sends and receives digital data over and information to and from a digital line

Broadband

Which of the following is a wireless transmission medium that distributes radio signals through the air over long idstance

Broadcast radio

Which of the following kinds of cable consists of a single copper wire surrounded by at least three layers: an insulating material, a woven or braided material, and a plastic outer coating?

Coaxial

Which of the following kinds of devices is any type of hardware capable of transmitting data between a sending device and receiving device

Communications

Which of the following is a transmission media on which data, instructions, or information travel

Communications channel

Which of the following is a network standard that specifies no central computer or device on the network should control when data can be transmitted

Ethernet

Microwave transmission involves sending signals from one microwave station to another

Fixed wireless

Which of the following is true of DSL

It is a popular digital line alternative for the small business or home user

Which of the following terms is the time it takes a signal to travel from one location to another on a network

Latency

Which of the following is the data transfer rate equivalent to one million bits per second

Mbps

Which of the following are radio waves that provide a high-speed signal transmission

Microwaves

Which of the following defines how a network uses close-range radio signals to communicate between two devices or objects equipped with this technology

NFC

Which of the following can be avoided if a computer or mobile device has a motherboard that integrates working capability

NIC

Which of the following enables a computer or device that does not have built-in networking capability to access a network

NIC

The design of computers, devices, and media in a network is categorized as either client/server or peer-to-peer. What is the term used to refer to this characterization

Network architecture

Which of the following defines guidelines that specify the way computers access the medium to which they are attached, the type(s) of medium used, the speeds used on different types of networks, and the type(s) of physical cable and/or the wireless technology used

Network standard

Which of the following terms is an electrical disturbance that can degrade communications

Noise

The type of network shown in the accompanying figure, describes a network in which each computer has equal responsibilities and capabilities? What is this kind of network called?

P2P

Which of the following is the least likely technology PANs would use

Peer-to-peer

Which of the following is a simple, inexpensive network that typically connects fewer than 10 computers

Peer-to-peer network

Which of the following is the greatest problem with regard to a bus netowrk

The bus itself might become inoperable

Which of the following is a LAN that uses no physical wires

WLAN

Which of the following terms identifies any network based on the 802.11 family of standards

Wi-Fi