Exam 6: Data Communication: Delivering Information Anywhere and Anytime

The _____  is a seven-layer architecture for defining how data is transmitted from computer to computer in a network.

Which statement is true of the types of client\server architectures?

An access point (AP)is the part of a wireless local area network (WLAN)that connects it to other networks.

A _____  is a collection of binary digits, including message data and control characters for formatting and transmitting, sent from computer to computer over a network.

Local area networks (LANs)are used to _____.

A network interface card (NIC)operates at the Open Systems Interconnection (OSI)model's _____ layers.

Why is an efficient data communication system critical to an information system?

Describe a ring topology.

Transmission Control Protocol operates at the _____ of the Open Systems Interconnection (OSI)model.

Data communication applications support just-in-time delivery of goods, which reduces ________.

A _____ is a network operating on a radio frequency (RF), consisting of radio cells, each served by a fixed transmitter.

Which of the following is true of the 3G network?

The _____ of the Open Systems Interconnection (OSI)model generates the receiver's address and ensures the integrity of messages by making sure packets are delivered without error, in sequence, and with no loss or duplication.

A _____  is designed to handle data communication for multiple organizations in a city and sometimes nearby cities as well.

In the bus topology, a hardware device called a _____ is used at each end of the cable to absorb the transmitted signal.

The data transfer speeds of local area networks (LANs)typically range from 100 Mbps to 10 Gbps.

How is a Service Set Identifier (SSID)used to improve the security of a wireless network?

A _____ is a hardware device that allows several nodes to share one communication channel.

EAP (Extensible Authentication Protocol)keys are dynamically generated based on the user's SSID and password.

Which statement is true of the different forms of sender and receiver devices?