Chapter 5
Critical Thinking Q&A
There are 5 different color houses, occupied by people of 5 different nationalities, who smoke 5
different cigar brands, drink 5 different types of alcohol, and have 5 different pets. The houses
are lined up in a row.
1. The Brit lives in the red house.
2. The Swede keeps dogs as pets.
3. The Dane drinks tea.
4. The green house is on the left of the white house.
5. The green house’s owner drinks coffee.
6. The person who smokes Pall Mall rears birds.
7. The owner of the yellow house smokes Dunhill.
8. The man living in the center house drinks milk.
9. The Norwegian lives in the first house.
10. The man who smokes Blends lives next to the one who keeps cats.
11. The man who keeps the horse lives next to the man who smokes Dunhill.
12. The owner who smokes Bluemasters drinks beer.
13. The German smokes Prince.
14. The Norwegian lives next to the blue house.
15. The man who smokes Blends has a neighbor who drinks water.
QUESTION: WHO OWNS THE FISH?
Answer: The German
Review Questions & Answers
5-1 How are computers used in cyber crime?
Answer: The computer has several roles in high tech crime:
5-2 What is the difference between computer fraud and computer crime?
Answer: Computer-based fraud and financial crimes are any defalcation, fraud or
financial crime accomplished by tampering with computer programs, data files,
5-3 Which types of economic damages are related to computer crimes?
Answer: Economic losses associated with computer crimes may include:
• Costs to respond to the damage caused by the perpetrator
5-4 What methods are used by insiders to commit computer fraud? What red flags might
indicate that insider computer fraud is occurring?
Answer: The most prevalent method of committing computer fraud is alteration or
falsification of input transactions (and/or documents), including:
5-5 What is meant by “hacking?”
Answer: Hacking entails breaking into computer systems, such as telecommunication
5-6 How might a hacker access and manipulate a computer for illegal purposes?
Answer: Hackers generally use various “rogue” software applications to penetrate a
5-7 How do computer viruses work?
Answer: Viruses are hidden computer programs that use computer resources or other
5-8 List and describe various types of computer viruses.
Answer:
Macro Virus. A macro is an instruction that automatically carries out program
commands.
5-9 What are some common virus carriers?
Answer: Some of the more common virus carriers are:
• Unknown or unchecked application software
5-10 What are some indicators that a computer has been infected?
Answer: The following are some of the indicators that a computer might be infected:
• A sudden and sometimes dramatic decrease of free space on your media.
5-11 Why are today’s viruses more difficult to detect?
Answer: Today’s viruses are often well hidden and used to steal information without the
user’s knowledge.
5-12 Why is Internet fraud particularly difficult to police?
Answer: Laws that currently apply to the Internet are difficult to enforce, because the
5-13 Which federal law enforcement agencies investigate domestic Internet crimes?
Answer: The primary federal law enforcement agencies that investigate domestic crime on the