Exam 3: Operating Systems

Which layer of the TCP/IP hierarchy actually transmits a message?

Which layer of the TCP/IP hierarchy decides which application should receive an incoming message?

Briefly summarize the steps performed by each of the four layers in the TCP/IP hierarchy at the computer at which a message originates.

What is the difference between a repeater and a bridge?

Which of the following connects existing networks to form an internet?

Which of the following identifies the application to which a message arriving from the Internet should be given?

Which layer of the TCP/IP hierarchy chops messages into units whose size is compatible with the Internet?

Which layer of the TCP/IP hierarchy decides the direction in which message segments are transferred across the Internet?

Identify two protocols used in networks to determine the right to transmit an original message. A) _________________ B) _________________

A ___________________ consists of software units that execute as processes on different computers.

Which of the following is not a way of classifying networks?

Identify two types of VoIP devices.

Underline the portion of the URL below that identifies the classification (top-level domain) of the registered domain in which the pertinent Web server resides. Draw a rectangle around the portion that indicates the directory path the server should follow to find the designated document. http://batcave.metropolis.com/heroes/superheroes/batpage.html

What terms in the following HTML document are linked to other documents?

Which of the following is not a protocol used in the basic TCP/IP software hierarchy?

Draw a sketch showing how the following HTML document would appear on the computer screen when displayed by a browser.

What would happen if a user clicked the mouse on the term "pig" while viewing the HTML document shown below?

The client/server model refers to a form of interprocess communication in which one process, known as the ________________ , runs continuously so that it can be contacted by other processes, known as ________________ , as needed. In contrast is the ____________________ model of interprocess communication in which two processes communicate as equals.

What are some distinctions between UDP and TCP?

Write the entire URL required to retrieve the Web document named bulldogs.html from the Web server at animals.org assuming that the document is stored in the directory named dogs.