Exam 7: Computer Networks and Cloud Computing

____ behaves much like the client/server model, except that the servers no longer need to be local to the client population.

Groupware is software that facilitates the efforts of individuals connected by a network and working on a single, shared project.

A ____ makes internetwork connections and provides routing between different WANs.

What is groupware?

A ____ connects hardware devices such as computers, printers, and storage devices that are all in close proximity.

The World Wide Web was completed and made available to all researchers at CERN in August 1991, the date that marks the birth of the web.

Everyone today shouldn't buy their own I/O units or storage devices because it is not a cost-effective way to configure computer systems.

What do the Physical layer protocols govern? What do they specify? What is the goal of the Physical layer?

What are the two critical responsibilities of the Network layer?

A LAN connects devices that are not in close proximity but rather are across town, across the country, or across the ocean. _________________________

The ring topology connects the network nodes in a circular fashion, with messages circulating in either a clockwise or counterclockwise direction until they reach their destination. _________________________

The individual computers on the network are referred to as ____________________.

Generally, it is difficult to intercept transmissions and gain unauthorized access to wireless networks.

In the ____________________ topology all nodes are connected to a single, shared communication line.

____ is the term for the separation of a service from the entity (or entities)providing that service.

TCP requires that the two programs at the source and destination node initially establish a(n)____.

A(n)____________________ is a "smarter" device that has knowledge about the nodes located on each separate network.

____ is the ability to share physical resources, such as a printer or storage device, as well as logical resources, such as software and information.

A single webpage is identified by a symbolic string called a(n)protocol . _________________________

A technology called narrowband has rapidly been replacing modems and analog phone lines for data communications to and from our homes, schools, and offices. _________________________