CS 2206 All Questions Answers
Click Link Below To Buy:
Contact Us:
Hwcoursehelp@gmail.com
|
Question 1 of 20
|
5.0 Points
|
Which
of these statements about the National Crime Information Center (NCIC) is
true?
|
A. The NCIC databases contain about 40 million records.
|
|
|
B. Improper use of the NCIC has led to about 1 million false
arrests.
|
|
|
C. Local law enforcement agencies enter most of the information
that is in the NCIC databases.
|
|
|
D. The Department of Homeland Security is in charge of the NCIC.
|
|
|
|
The
Patriot missile system:
|
A. was designed to shoot down airplanes.
|
|
|
B. failed to shoot down a Scud missile that killed 28 U.S.
soldiers in the Gulf War.
|
|
|
C. failed because it had been left running too long.
|
|
|
D. All of the above
|
|
|
|
The
Ariane 5 satellite launch vehicle failed because:
|
A. a faulty on-board computer caused the other computers in the
network to crash repeatedly.
|
|
|
B. a bad sensor fed faulty information into the flight control
computer, causing it to fail.
|
|
|
C. the rocket's on-board computer sent back faulty information to
ground control, causing the human controllers to destroy the rocket.
|
|
|
D. code that worked correctly on the Ariane 4 failed on the Ariane
5.
|
|
|
|
The
AT&T long-distance network did not collapse entirely on January 15,
1990, because:
|
A. the U.S. Secret Service arrested the culprits before they could
do any further damage.
|
|
|
B. AT&T technicians rapidly fixed the software bug in the
routing switches.
|
|
|
C. MCI loaned some equipment to AT&T.
|
|
|
D. not all the routing switches had been converted to the latest
software.
|
|
|
|
Some
computer experts have spoken out against the conversion to touch-screen
voting machines because:
|
A. there is no evidence that there have been any problems with
punched card systems.
|
|
|
B. they are made in China, which does not even hold elections.
|
|
|
C. a power failure could make it impossible for people to vote.
|
|
|
D. they do not have a paper audit trail.
|
|
|
|
By
making the PDP 11 minicomputer an integral part of the Therac-25, AECL was
able to:
|
A. shrink the size of the machine considerably.
|
|
|
B. increase the stock price of its subsidiary Digital Equipment
Corporation.
|
|
|
C. reduce costs by replacing hardware safety features with
software safety features.
|
|
|
D. eliminate the need for lead shielding.
|
|
|
|
Which
mistake was NOT made by AECL, the manufacturer of the Therac-25?
|
A. It did not include software or hardware devices to detect and
report overdoses.
|
|
|
B. It did not tell other hospitals about possible overdose
incidents.
|
|
|
C. It reused code without proper testing.
|
|
|
D. It continued to sell the Therac-25 after the FDA declared it to
be defective.
|
|
|
|
Computer
simulations can:
|
A. accurately predict the weather a month in advance.
|
|
|
B. save automobile manufacturers time and money as they develop
new cars.
|
|
|
C. prove our planet is overpopulated.
|
|
|
D. All of the above
|
|
|
|
The
process of determining if a model is an accurate representation of the real
system is called:
|
A. the null hypothesis.
|
|
|
B. software engineering.
|
|
|
C. synthesis.
|
|
|
D. validation.
|
|
|
|
The
discipline focused on the production of software, as well as the
development of tools, methodologies, and theories supporting software
production, is most accurately called:
|
A. artificial intelligence.
|
|
|
B. computer engineering.
|
|
|
C. computer science.
|
|
|
D. software engineering.
|
|
|
|
__________
is the process of determining if a computer program correctly implements
the simulation model.
|
A. Identification
|
|
|
B. Verification
|
|
|
C. Conditioning
|
|
|
D. Specification
|
|
|
|
The
Ariane 5 was a satellite launch vehicle designed by the __________ space
agency.
|
A. British
|
|
|
B. U.S.
|
|
|
C. German
|
|
|
D. French
|
|
|
|
Which
of the following is NOT a reason to use a computer simulation?
|
A. To model past events
|
|
|
B. To produce a detailed financial model
|
|
|
C. To reduce costs
|
|
|
D. To save time
|
|
|
|
In
1999 computer errors led to the loss of two NASA probes to:
|
A. The Moon.
|
|
|
B. Mars.
|
|
|
C. Venus.
|
|
|
D. Saturn.
|
|
|
|
The
inability of BAE Automated Systems to create an automated baggage handling
system led to a significant delay in the opening of the new airport outside
the city of:
|
A. Boston.
|
|
|
B. Chicago.
|
|
|
C. Philadelphia.
|
|
|
D. Denver.
|
|
|
|
In
November 2002 a programming error caused a touch-screen voting machine to
fail to record 436 ballots cast in Wake County:
|
A. North Carolina.
|
|
|
B. Indiana.
|
|
|
C. Florida.
|
|
|
D. California.
|
|
|
|
In
a(n) __________, two or more concurrent tasks share a variable, and the
order in which they read or write the value of the variable can affect the
behavior of the program.
|
A. causal condition
|
|
|
B. integrated system
|
|
|
C. race condition
|
|
|
D. direct system
|
|
|
|
Software
engineers use a four-step process to develop a software product. Which of
the following is NOT one of the steps?
|
A. Validation
|
|
|
B. Simulation
|
|
|
C. Evolution
|
|
|
D. Specification
|
|
|
|
Which
of the following is NOT an issue with DRE voting machines used in Brazil
and India?
|
A. Lack of a paper audit trail
|
|
|
B. Vulnerability to tampering
|
|
|
C. Voter identity may be revealed
|
|
|
D. Source code is a trade secret
|
|
|
|
In
1975 Congress passed the __________. One goal of the act was to prevent
manufacturers from putting unfair warranties on products costing more than
$25.
|
A. Retail Protection Act
|
|
|
B. Uniform Commercial Code
|
|
|
C. Limitation of Remedies and Liability Act
|
|
|
D. Magnuson-Moss Warranty Act
|
|
|
|
No comments:
Post a Comment