Download TEST 1 SPRING 2006

STUDY QUESTIONS FALL 2013
TEST 3 WILL NOT HAVE TELECOMMUNICATIONS ON IT.
SCROLL DOWN TO SEE DSS,
MIS, AND ES QUESTIONS.
TELECOMMUNICATIONS
1.
With client/server architecture, part of the application is run on the client and part on the server.
a.
True
b.
False
2.
Which method of WiFi communication protection is the most secure?
a.
WEP
b. WPA
c.
WPA2
3.
AM radio stations use
a.
Amplitude modulation
b. Frequency modulation
c.
Phase shift modulation
4.
This type of transmission has a wide bandwidth:
a.
Baseband
b. Widerband
c.
Broadband
d. a and b
5. This communications device allows two or more signals to be transmitted down one channel
simultaneously. Cable TV uses it.
a.
frequency division multiplexer
b. time division multiplexer
c.
time remainder multiplexer
d. modem
e.
repeater
6. This technology is able to transmit video, voice, and computer data, all together, on a single
transmission line.
a.
ATM (asynchronous transfer mode)
b. FAX
c.
AM
d. PBX
e.
PWM
7.
Rat studies have shown that significant damage can happen to rats' brains when exposed to
of cell phone radiation?
a.
24
b. 20
c.
10
d. 2
e.
5
8.
This network closely resembles how humans communicate at informal meetings.
a.
Star
b. Ring
c.
Bus
9. The main protocol used on the Internet for communication between networks is:
a.
OSI
b. ISO
c.
TCP/IP
d. None of the above
as little as ______ hours
10.
A satellite orbit where the satellite can very easily track a ground station, is called:
a.
a geosynchronous orbit
b. a three point orbit
c. an optimal tracking orbit
d. a primary orbit
e.
a secondary orbit
11.
If phase shift modulation is used to send information and the baud is 4,800, what is the bits
per second (bps) rate. Assume the phase shift is 90 degrees: 0, 90, 180, and 270 degrees.
a.
2,400 bps
b. 4,800
c.
1,200
d. 9,600
e.
a and b
12.
Point-to-point microwave transmission from a valley station to a mountain top station can
achieve greater transmission distance than point-to-point microwave transmission across
the plains of Illinois or Indiana.
a.
True
b. False
13.
The word modem stands for:
a.
Modulation-Demodulation
b. Mode of Modulation
c.
Modern-Demodulaton
d. Mode of Demodulation
e.
b and c.
14. Many computer users are tired of maintaining their own computers and want the
applications they uses and their data to be stored and processed remotely. In such a
configuration, the users’ computers are likely to be very inexpensive and “dumb.” These
users seem to want what type of processing?
a.
Decentralized
b. Distributed
c.
Centralized
15.
Which item/items is/are correct concerning a PBX?
a.
PBX stands for Private Branch Exchange.
b. A computer does the switching
c.
Years ago, humans did the switching
d. a and c
e.
a, b, and c
16.
Which application below best illustrates the client/server model?
a.
Word processing
b. Using an Excel spread sheet
c.
Using Access database which is located on your computer.
d. Using the Internet
12.
When \information from a digital signal is encoded into an analog signal, the process is called
a. demodulation
b. modulation
c. amplitude
d. phase
e. voltage
12.
The force that pushes electrons through a wire to operate a light bulb is called
a. amperage
b. Wattage
c. voltage
d.
ohms
12.
Digital signals will not transmit long distances along a typical telephone wire?
a. True
b. False
12.
The amplitude of a wave (digital or analog) is measured in
a. volts
b. amperage
c. ohms
d. resistance
12.
The word abbreviation “Hz” means
a. cycles per second
b. voltage
c. the amplitude of a wave
12.
When information is encoded in a wave using FM, the wave is constantly varying in its frequency.
a. True
b. False
12.
The amount information transmitted in a digital system is measure in
a. baud
b. voltage
c. bits per second
d. FM
12.
Common cable internet speeds are usually between 250 Kbps to 16Mbps.
a. True
b. False
What type of signal does broadband use?
a. Digital
b. Analog
12.
12.
What type of signal does Baseband use?
a. Digital
b. Analog
12.
Cable TV uses
a. Broadband
b. Baseband
12.
Which type of transmission can carry the most channels at exactly the same time?
a. Broadband
b. Baseband
12.
The greater the bandwidth, the more signals that can be carried on a communication medium.
a. True
b. False
12.
Which communication medium below has the greatest bandwidth?
a. Twisted pair
b. Coax
c. Fiber optics
12.
Which communication medium below is least likely to cause a fire in an environment where
there are volatile gases?
a. Twisted pair
b. Coax
c. Fiber optics
12.
Which communication medium below is most secure from being tapped?
a.
b.
c.
Twisted pair
Coax
Fiber optics
12.
Which communication medium below has the greatest bandwidth?
a. Twisted pair
b. Coax
c. Fiber optics
12.
Which communication medium below is can handle the most telephone calls?
a. Twisted pair
b. Coax
c. Fiber optics
12. Assume your company wishes to establish point-to-point communication using microwave across a flat strip of land
100 miles. Assume that there are no buildings or mountains blocking the way.
What is the maximum safe distance between two microwave antenna’s that would be about 100 feet high?
a.
150 miles
b. 5 miles
c.
75 miles
d. 30 miles
12.
A geosynchronous orbit for a satellite is about how far out in space?
a.
22, 300 meters
b. 22, 300 miles
c.
2, 300 miles
d. 220, 300 miles
12.
A location where there is WiFi support is called (best answer)
a.
hotspot
b. Coffee shop
c.
Hot location
12.
So far, fiber optic systems have not been able to be multiplexed.
a.
True
b. False
12.
AT&T is most likely a
a.
common carrier
b. value-added carrier
12.
A large building housing many businesses is most likely to have a PBX (private branch exchange)?
a.
True
b. False
12. According to Dr. Scanlan, it would be smart for a business such as an insurance agency to use caller-id along with a
system to automatically display information about the customer calling.
a.
True
b. False
12.
Cloud computing is most like what type of computer system.
a.
Centralized processing
b. Decentralized processing
c.
Distributed processing
12.
Which type of LAN is typically used in a business?
a.
Star
b. Hybrid
c.
Ring
b. Bus
12.
What is the name of the international standard which has seven layers and is used to interconnect computer networks?
a.
b.
c.
d.
e.
OSI
Baudit
ASCII
Open Systems Interconnection
a and d
MIS-DSS
17. Which system is most likely to have output expressed as charts and graphs?
a.
DSS
b.
MIS
c.
TPS
00. Which system is most likely to be used to solve semi-structured problems?
a.
DSS
b. MIS
c.
TPS
00. Which system is most likely to be used to process payroll?
a.
DSS
b. MIS
c.
TPS
00. Which system requires the most complex processing analysis?
a.
DSS
b. MIS
c.
TPS
d. AI/ES
00. Which system would have the most input and output activity?
a.
DSS
b. MIS
c.
TPS
d. AI/ES
00. When looking for the best solution to a problem or opportunity, which model would be best?
a.
Optimization
b. Satisficing
c.
Heuristics
00. A heuristic is a “rule of thumb”.
a. True
b. False
00. A statement such as “The most effective propaganda (PR) take advantage of people’s laziness could be called a
heuristic.
a. True
b. False
00. This company used a DSS to reduce the number of computer models it sold from 22 to 12.
a. Wal-Mart
b. Office Max
c. Office Depot
d. Kmart
e.
00. This steel company has effectively used a CIM system.
a.
Nucor Steel
b. American Steel
c.
Pittsburg Steel
d.
Illinois Steel
00. Which system emphasizes procuring information?
a. DSS
b. ES
c. Expert system
d. MIS
00.
Which system has regularly occurring reports?
a. DSS
b. ES
c. Expert System
d. MIS
00. Which stage in the Herman Simon problem solving model involves thoroughly investigating a problem or opportunity?
a. Choice
b. Design
c. Intelligence
00. What stage/s did George Huber add to the Simon problem solving model?
a.
Implementation
b.
Design
c.
Monitoring
d.
a and c
e.
b and c
00. When using the Delphi Method of decision making, it is best to keep the participants as homogenous as possible.
a. True
b. False
11.
Which is NOT a characteristic of a DSS?
a. Large amount of data
b. Scheduled reports
c. Graphical orientations
d. Textual orientations
11.
Which are characteristics of an MIS?
a. Structured problems
b. Unstructured problems
c. Low user control over the MIS
d. Used for day-to-day management decisions
e. a, c, and d
11.
Which are characteristics of a DSS?
a. Flexible format for output
b. Graphical and textual formatting
c. High user control over the DSS
d. a, b, and c are correct
11.
Which are Group Decision Support System characteristics according to the notes?
a. Fosters creative thinking
b. Reduces negative group behavior
c. Has anonymous input
d. Has automatic record keeping
e. All of the above
11.
An Executive Support System (ESS) is mostly used to track critical success factors and for strategic planning.
a. True
b.
False
11.
To provide managers with information (reports) for effective decision making and feedback on daily operations is the
primary purpose of:
a. a DSS
b. an ESS
c. an Expert System
d. an AI system
e. None of the above
11.
A Key-indicator report is typically prepared once a year.
a. True
b. False
11.
A Key-indicator report is
a. a special type of scheduled report.
b. a report that summarizes the previous day’s critical activities.
c. linked to critical success factors.
d. b and c
e. a, b, and c
11.
A non-scheduled report requested at the moment by management is called (best answer)
a. demand report.
b. key-indicator report.
c. an exception report.
d. None of the above
11.
This type of report would be used to discover the causes of unusual events such as an unexpected decrease in profits
(best answer).
a. Exception report
b. Key-indicator report
c. Drill-down report
d. Demand report
e. a and d
11.
Internal data from a company’s transaction processing system is always used as in input to an MIS.
a. True
b. False
11.
External data about competitors, marketplace, and suppliers are NOT used in an MIS.
a. True
b. False
11.
MIS reports seldom standardize and fix their formats, and leave this option to the user.
a. True
b. False
11.
It is probably best that users of an MIS do NOT develop and implement their own Information Systems.
a. True
b. False
11.
These companies had legal problems when their MIS systems gained too much competitive advantage.
a. American Airlines
b. United Airlines
c. American Hospital Supply
d. Southwest Airlines
e. a and b
11.
These two systems fit together because the output from one feeds into the other. (Best answer)
a. CAD
b. MIS
c. DSS
d.
e.
CAM
a and d
11.
MRPII (Manufacturing Resource Planning) for finished goods focuses on (1) what does the customer need, (2) what
do we have in inventory, and (3) what should be make?
a. True
b. False
11.
MRPII (Manufacturing Resource Planning) for unfinished goods focuses on (1) what materials are needed, (2) what
do we have in inventory, and (3) what does the customer need?
a. True
b. False
11.
The automotive industry has had a very poor record in using JIT (Just In Time) inventory control.
a. True
b. False
11.
The goal of CIM (Computer Integrated Manufacturing) is to tie all aspects of ______________ together.
a. Accounting
b. Marketing
c. Engineering
d. Production
e. Sales
18. A special type of scheduled report which summarizes the previous day’s critical activities, and is typically available the
first thing in the morning of each workday is called a/an
a. demand report.
b. daily report.
c. key-indicator report.
d. exception report.
19. If you wish to know what to do to increase profits by 10% in your large company, you would use this feature of a DSS?
a. What-if analysis
b. Choice
c. Goal seeking
d. Expert systems
e. None of the above
20. This type of MIS report can get progressively more detailed to reveal the possible cause of a situation.
a. More-detail report
b. Exception report
c. Drill-down report
d. Itemize report
e. Drill-up report
21. This computer system links the components of the production process into an effective system, and was effectively used
by Nucor Steel.
a. CIM
b. Computer-Assisted-Manufacturing
c. CAD
d. CAM
22. A MacDonalds clerk is most likely to make these kinds of decisions:
a. Non-programmed
b. Programmed
c. Tactical
d. Strategic
e. Practical
23. The primary purpose of this system is to provide managers with information (reports) for effective decision making and
feedback on daily operations.
a. MIS
b. DSS
c. ES
d. AI
e. CIM
24. Using a DSS, Scotch Maid was typically 95 percent effective in keeping 144 different items on K-Mart’s shelves with
very little in backroom inventory.
a. True
b. False
25. According to one physiological psychologist, Dr Ertle, creativity is highly associated with
a. high intelligence
b. average intelligence
c. a noisy brain
d. None of the above
AI AND ES
12.
Artificial Intelligence attempts to duplicate the functions of
a. a human’s brain
b. a rat’s brain
c. an ant’s brain
d. a and b
e. a, b, and c
12.
Artificial intelligence has not been able to get AI systems to learn.
a. True
b. False
12.
Neural networks are able to duplicate elementary circuitry of the human brain.
a. True
b. False
Note: This is true
12.
AI vision systems are able to detect some emotional expressions made by humans.
a. True
b. False
12.
AI natural language processing systems are able to discriminate between “here” and “hear” depending on the context.
a. True
b. False
Note: This is true.
12.
Expert systems can
a. explain their reasoning.
b. suggest decisions.
c. display intelligent behavior.
d. a and c
e. a, b, and c
12.
Experts systems can
a. draw conclusions from complex relationships.
b. provide portable knowledge.
c. be very valuable in the diagnosis of diseases.
d. a, b, and c
12.
Expert systems are
a. limited to relatively narrow problems.
b. able to refined their own knowledge base.
c. able to easily deal with “mixed” knowledge.
d. a and b
e.
a, b, and c
12.
Expert systems can
a. provide a high potential payoff.
b. capture and preserve irreplaceable human expertise.
c. develop solutions faster than a human.
d. provide expertise that is expensive and rare.
e. all of the above are true.
12.
Which part of an expert system store all relevant information, data, rules, cases relationships used by the expert
system?
a. Inference engine
b. Explanation facility
c. Knowledge base acquisition facility
d. Human interface
12.
Expert systems are able to deal with situations that do not have clear answers. In other words they are able to deal
with “shades of gray”.
a. True
b. False
12.
Which part of an expert system provides a convenient and efficient means for capturing and storing all components of
the knowledge base?
a. Inference engine
b. Explanation facility
c. Knowledge base acquisition facility
d. Human interface
A person who specializes in building expert systems is call a/an
a. knowledge engineer.
b. knowledge user.
c. expert systems designer.
d. brain picker.
e. None of the above
12.
12.
Expert system shells can use satisficing models and heuristic models?
a. True
b. False
12.
Expert system shells are easy to develop and modify?
a. True
b. False
12.
So far, it is not possible to purchase existing expert systems designed for processing loan applications?
a. True
b. False
12.
Dr. Scanlan believes that medical doctors would benefit from using an expert system while diagnosing a patient’s
illness?
a. True
b. False
26. An individual who has training or experience in the design, development, implementation, and maintenance of an expert
system is called:
a. an expert system engineer.
b. a knowledge engineer.
c. a knowledge analysts.
d. knowledge-base provider.
e. a domain expert
27. Which area of AI below attempts to model the human brain?
a. Expert Systems
b. Learning Systems
c. Neural networks
d. Mental systems
e. Natural Language processing
28. Which expert system development methodology would yield the fastest development?
a. Prolog
b. Expert system shell
c. Lisp
d. Visual Basic
e. Assembly language
29. The overall purpose/s of an/a________is to seek information and relationships from the knowledge base and to provide
answers, predictions, and suggestions the way a human expert would.
a. Database Management System
b. Explanation facility
c. Knowledge base acquisition facility.
d. Knowledge engine
e. Inference engine
30.
31.
Are all the areas of AI listed below? (Assume only those listed in the notes.)
Areas: Robotics, Vision Systems, Natural Language Processing, Neural Networks, Expert
a. True
b. False
Which organism/s below do we attempt to mimic in AI?
a. Ants
b. Slugs
c. Frogs
d. Humans
e. all of the above
Systems