Exam 6: Data Communication

Data communication systems increase inventory costs.

A _____is typically used to connect workstations and peripheral devices that are in close proximity. ​

Describe an intelligent terminal.

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. ​

Briefly explain a wide area network (WAN).

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

Horizontal scaling of a client / server architecture means _____.

In _____ data transmission, multiple pieces of data are sent simultaneously to increase the transmission rate.

In _____, one node is in charge of selecting the path for all packets. ​

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

In a(n) _____, if any link between nodes is severed, the entire network is affected, and failure of a single node disrupts the entire 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.

Describe a mesh topology and its advantages.

_____ is the physical link between a network and a workstation.

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

In the context of data communication, which of the following media is based on "line of sight"?

In _____, each department has its own computer for performing and controlling processing tasks.

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

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

Transmission of data across satellites is an example of data communication through _____.