CIS 312 Final Exam – 50/50 Correct
Answers
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A(n) ____ increases a signal’s
strength (amplitude) and can extend a signal’s range by boosting signal power
to overcome attenuation.
Square waves can be generated by
rapidly switching (pulsing) an electrical or optical power source—a technique
called ____.
A(n) ____ is the maximum number of
bits or bytes per second that the channel can carry.
Messages can be loosely categorized
into two types—data messages and command messages.
____ mode uses a single shared
channel, and each node takes turns using the transmission line to transmit and
receive.
Noise can be introduced into copper,
aluminum, and other wire types by ____.
In DCE, the security server issues
security “____” to each party that are exchanged to verify identities.
Servers can be offline or idle
except when needed to access client resources.
With ____, a resource user asks for
a resource, and if it isn’t found in the local resource registry, the resource
locator searches for it in external locations.
With the ____ protocol, a process on
one machine can call a process on another machine
With P2P architecture, there are
more potential bottlenecks and points of failure.
A server manages system resources
and provides access to these resources through a well-defined communication
interface.
Static connections are easy to
initialize and maintain.
Web resources are identified by a
unique ____.
If the logical record size is less
than the physical record size, a single physical record might contain multiple
logical records.
A ____ is a temporary holding area
for extracting logical records from physical records.
The directory that’s currently being
accessed is called the ____ directory
The ____ contains a sequential set
of file records, one for each file in the volume
Physical storage allocation
considerations include placement of fields and records in a file and
distribution of a file across storage locations, media, or devices.
A typical computer has up to a few
hundred storage volumes.
With scripting languages,
programmers can assemble application software rapidly by “gluing” together the
capabilities of many other programs.
Software has surpassed hardware to
become the most costly component of most information systems.
A ____ defines the name and data
type of program variables
Class models and other types of
diagrams document user and system requirements
A ____ is a nonprocedural language
suitable for developing software that mimics human intelligence.
A ____ uses mnemonics to represent
instructions, variables, and labels and has a degree of instruction explosion
higher than 1:1.
____ make forwarding decisions by
using layer 3 addresses.
The oldest and most widely used VoIP
protocol suite is ____.
The written format of 128-bit IP
addresses is called ____ notation.
____ is a connectionless protocol
that provides less reliable transport services.
Star topologies now dominate
physical network topology for wired networks.
The OSI model predates the TCP/IP
model by almost a decade.
A reference to a page held in memory
is called a ____.
In ____ memory allocation, each
process partition has its own offset value.
____ scheduling chooses the next
thread to be dispatched based on the expected amount of CPU time needed to
complete the process.
When considered as a byte sequence,
the rightmost byte is called the most significant byte.
____ occurs when memory partitions allocated
to a single process or purpose are scattered throughout physical memory.
In explicit priority scheduling, the
scheduler always dispatches the ready thread that has been waiting the
longest.\
In accounting, ____ is the process
of examining records to determine whether generally accepted accounting
principles were applied correctly in preparing financial reports.
Computer and software purchases are
capital expenditures, even though the expected useful lifetime of computer
hardware and software has decreased in recent years because of rapid
technological change.
____ can be seen in the home when
air conditioners, refrigerators, and electric dryers are started and cause a
momentary dimming of lights.
____ is the process of determining
whether an authenticated user or process has enough rights to access a
resource.
A(n) longer-term power sag that is
often caused by the power provider is known as a ____.
A ____ consists of a digitizing
tablet and a pen, stylus, or both.
Early plasma displays accepted the same
analog video signals as CRTs.
____ is a standard for storing and
transporting control information between computers and electronic musical
instruments.
A(n) ____ is a microprocessor
specialized for processing continuous streams of audio or graphical data.
On paper, pixel size corresponds to
the smallest drop of ink that can be placed accurately on the page.
For video display, a pixel displays
no light or light of a specific color and intensity.
The process of converting analog
sound waves to digital representation is called ____.
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