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Exam 2: The Need for Security

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Question 41

Multiple Choice

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The average amount of time until the next hardware failure is known as __________.

A) ​​mean time between failure (MTBF)
B) ​mean time to diagnose (MTTD)
C) ​mean time to failure (MTTF)
D) ​mean time to repair (MTTR)

E) A) and D)
F) A) and B)

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Question 42

Multiple Choice

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​A long-term interruption (outage) in electrical power availability is known as a(n) ___________.

A) ​blackout
B) ​sag
C) ​brownout
D) ​fault

E) All of the above
F) B) and D)

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Question 43

Multiple Choice

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In the ____________________ attack, an attacker monitors (or sniffs) packets from the network, modifies them, and inserts them back into the network.

The macro virus infects the key operating system files located in a computer's start-up sector. _________________________

With the removal of copyright protection mechanisms, software can be easily distributed and installed.

A mail bomb is a form of DoS attack.

A worm may be able to deposit copies of itself onto all Web servers that the infected system can reach, so that users who subsequently visit those sites become infected.

The application of computing and network resources to try every possible combination of options of a password is called a dictionary attack. _________________________

Attempting to reverse-calculate a password is called ____________________.

A momentary low voltage is called a(n) ____________________.

____________________ is unsolicited commercial e-mail.

A ____________________ is an attack in which a coordinated stream of requests is launched against a target from many locations at the same time.

Much human error or failure can be prevented with effective training and ongoing awareness activities.

Attacks conducted by scripts are usually unpredictable.

Cyberterrorists hack systems to conduct terrorist activities via network or Internet pathways. _________________________

____________________ are compromised systems that are directed remotely (usually by a transmitted command) by the attacker to participate in an attack.

The term phreaker is now commonly associated with an individual who cracks or removes software protection that is designed to prevent unauthorized duplication. _________________________

A worm requires that another program is running before it can begin functioning.

Media are items of fact collected by an organization and include raw numbers, facts, and words.

Some information gathering techniques are quite legal-for example, using a Web browser to perform market research. These legal techniques are called, collectively, competitive ____________________.