Essay about Cis 312 Final Exam Answers
CIS 312 Final Exam Answers
• Question 1
A(n) ____ increases a signal’s strength (amplitude) and can extend a signal’s range by boosting signal power to overcome attenuation.
• Question 2
Square waves can be generated by rapidly switching (pulsing) an electrical or optical power source—a technique called ____.
• Question 3
A(n) ____ is the maximum number of bits or bytes per second that the channel can carry.
• Question 4
Messages can be loosely categorized into two types—data messages and command messages.
• Question 5
____ mode uses a single shared channel, and each node takes turns using the transmission line to transmit and receive.
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Physical storage allocation considerations include placement of fields and records in a file and distribution of a file across storage locations, media, or devices.
• Question 20
A typical computer has up to a few hundred storage volumes.
• Question 21
With scripting languages, programmers can assemble application software rapidly by “gluing” together the capabilities of many other programs.
• Question 22
Software has surpassed hardware to become the most costly component of most information systems.
• Question 23
A ____ defines the name and data type of program variables.
• Question 24
Class models and other types of diagrams document user and system requirements.
• Question 25
A ____ is a nonprocedural language suitable for developing software that mimics human intelligence.
• Question 26
A ____ uses mnemonics to represent instructions, variables, and labels and has a degree of instruction explosion higher than 1:1.
• Question 27
____ make forwarding decisions by using layer 3 addresses.
• Question 28
The oldest and most widely used VoIP protocol suite is ____.
• Question 29
The written format of 128-bit IP addresses is called ____ notation.
• Question 30
____ is a connectionless protocol that provides less reliable transport services.
• Question 31
Star topologies now dominate physical