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EXAM STUDY GUIDE: EXPERT STRATEGIES;
NEW ACTUAL EXAM WITH 100% VERIFIED
QUESTIONS AND CORRECT DETAILED
SOLUTIONS| ALREADY GRADED A+
A bank customer receives an e-mail from a sender claiming to be a bank
employee. The e-mail
asks the customer to provide personal information and to call a phone
number if he or she has any
questions. The customer suspects the e-mail might be a phishing
attempt. Which of the following
responses is most likely to be a privacy risk for the bank customer?
A
Calling the bank at its official phone number to ask whether the request
for personal information is
legitimate
B
Calling the phone number given in the e-mail and providing personal
information over the phone
C
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Checking that the domain name of the sender's e-mail address is
associated with the bank
D
Conducting a web search to see if other people have received similar
requests for personal
information - Correct-answer-B
Calling the phone number given in the e-mail and providing personal
information over the phone
A certain computer game is played between a human player and a
computer-controlled player.
Every time the computer-controlled player has a turn, the game runs
slowly because the computer
evaluates all potential moves and selects the best one. Which of the
following best describes the
possibility of improving the running speed of the game?
A
The game's running speed can only be improved if the game is played
between two human players
instead of with the computer-controlled player.
B
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The game's running speed might be improved by using a process that
finds approximate solutions
every time the computer-controlled player has a turn.
C
The game's running speed cannot be improved because computers can
only be programmed to
find the best possible solution.
D
The game's running speed cannot be improved because the game is an
example of an algorithm
that does not run in a reasonable time. - Correct-answer-B
The game's running speed might be improved by using a process that
finds approximate solutions
every time the computer-controlled player has a turn.
A city government is attempting to reduce the digital divide between
groups with differing access to
computing and the Internet. Which of the following activities is LEAST
likely to be effective in this
purpose?
A
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Holding basic computer classes at community centers
B
Providing free wireless Internet connections at locations in low-income
neighborhoods
C
Putting all government forms on the city Web site
D
Requiring that every city school has computers that meet a minimum
hardware and software
standard - Correct-answer-C
Putting all government forms on the city Web site
A large data set contains information about all students majoring in
computer science in colleges
across the United States. The data set contains the following
information about each student.
•
The student's gender
•
The state in which the student attends college
EXAM STUDY GUIDE: EXPERT STRATEGIES;
NEW ACTUAL EXAM WITH 100% VERIFIED
QUESTIONS AND CORRECT DETAILED
SOLUTIONS| ALREADY GRADED A+
A bank customer receives an e-mail from a sender claiming to be a bank
employee. The e-mail
asks the customer to provide personal information and to call a phone
number if he or she has any
questions. The customer suspects the e-mail might be a phishing
attempt. Which of the following
responses is most likely to be a privacy risk for the bank customer?
A
Calling the bank at its official phone number to ask whether the request
for personal information is
legitimate
B
Calling the phone number given in the e-mail and providing personal
information over the phone
C
, Page |2
Checking that the domain name of the sender's e-mail address is
associated with the bank
D
Conducting a web search to see if other people have received similar
requests for personal
information - Correct-answer-B
Calling the phone number given in the e-mail and providing personal
information over the phone
A certain computer game is played between a human player and a
computer-controlled player.
Every time the computer-controlled player has a turn, the game runs
slowly because the computer
evaluates all potential moves and selects the best one. Which of the
following best describes the
possibility of improving the running speed of the game?
A
The game's running speed can only be improved if the game is played
between two human players
instead of with the computer-controlled player.
B
, Page |3
The game's running speed might be improved by using a process that
finds approximate solutions
every time the computer-controlled player has a turn.
C
The game's running speed cannot be improved because computers can
only be programmed to
find the best possible solution.
D
The game's running speed cannot be improved because the game is an
example of an algorithm
that does not run in a reasonable time. - Correct-answer-B
The game's running speed might be improved by using a process that
finds approximate solutions
every time the computer-controlled player has a turn.
A city government is attempting to reduce the digital divide between
groups with differing access to
computing and the Internet. Which of the following activities is LEAST
likely to be effective in this
purpose?
A
, Page |4
Holding basic computer classes at community centers
B
Providing free wireless Internet connections at locations in low-income
neighborhoods
C
Putting all government forms on the city Web site
D
Requiring that every city school has computers that meet a minimum
hardware and software
standard - Correct-answer-C
Putting all government forms on the city Web site
A large data set contains information about all students majoring in
computer science in colleges
across the United States. The data set contains the following
information about each student.
•
The student's gender
•
The state in which the student attends college
