Computer Knowledge is highly scoring section in IBPS POs and RRB (Regional Rural Banks) Examinations. All the questions will be from well known concepts such as Computer Terminology, Basic Computer Architecture, Internet, MS-Office, E-Commerce, Computer Network etc. The questions may be theoretical and also require knowledge of facts and application.
Monday, 5 September 2011
COMPUTER AWARENESS PRACTICE MCQs
1. In a survey of more than 500 companies and government agencies, ____________ percent detected computer security breaches.
A. 20
B. 75
C. 85
D. 99
Answer: C
2. The survey showed that these businesses lost more than ____________ due to security breaches.
A. $100,000 each
B. $377 million
C. five employees each
D. $1 million
Answer: B
3. The typical computer criminal is a(n):
A. young hacker.
B. trusted employee with no criminal record.
C. trusted employee with a long, but unknown criminal record.
D. overseas young cracker.
Answer: B
4. The majority of computer crimes are committed by:
A. hackers.
B. insiders.
C. overseas criminals.
D. young teenage computer geniuses.
Answer: B
5. The common name for the crime of stealing passwords is:
A. spooling.
B. identity theft.
C. spoofing.
D. hacking.
Answer: C
Reference: Theft by Computer
6. Collecting personal information and effectively posing as another individual is known as the crime of:
A. spooling.
B. identity theft.
C. spoofing.
D. hacking.
Answer: B
7. Malicious software is known as:
A. badware.
B. malware.
C. maliciousware.
D. illegalware.
Answer: B
8. A program that performs a useful task while simultaneously allowing destructive acts is a:
A. worm.
B. Trojan horse.
C. virus.
D. macro virus.
Answer: B Moderate
9. An intentionally disruptive program that spreads from program to program or from disk to disk is known as a:
A. Trojan horse.
B. virus.
C. time bomb.
D. time-related bomb sequence.
Answer: B
10. In 1999, the Melissa virus was a widely publicized:
A. e-mail virus.
B. macro virus.
C. Trojan horse.
D. Time bomb.
Answer: A
11. What type of virus uses computer hosts to reproduce itself?
A. Time bomb
B. Worm
C. Melissa virus
D. Macro virus
Answer: B
12. The thing that eventually terminates a worm virus is a lack of:
A. memory or disk space.
B. time.
C. CD drive space.
D. CD-RW.
Answer: A
13. When a logic bomb is activated by a time-related event, it is known as a:
A. time-related bomb sequence.
B. virus.
C. time bomb.
D. Trojan horse.
Answer: C
14. A logic bomb that was created to erupt on Michelangelo’s birthday is an example of a:
A. time-related bomb sequence.
B. virus.
C. time bomb.
D. Trojan horse.
Answer: C
15. What is the name of an application program that gathers user information and sends it to someone through the Internet?
A. A virus
B. Spybot
C. Logic bomb
D. Security patch
Answer: B
16. Standardization of Microsoft programs and the Windows operating system has made the spread of viruses:
A. more complicated.
B. more difficult.
C. easier.
D. slower.
Answer: C
17. HTML viruses infect:
A. your computer.
B. a Web page in the HTML code.
C. both a Web page and the computer that is viewing it.
D. None
Answer: C
18. Software programs that close potential security breaches in an operating system are known as:
A. security breach fixes.
B. refresh patches.
C. security repairs.
D. security patches.
Answer: D
19. When customers of a Web site are unable to access it due to a bombardment of fake traffic, it is known as:
A. a virus.
B. a Trojan horse.
C. cracking.
D. a denial of service attack.
Answer: D
20. ___________ is the measurement of things such as fingerprints and retinal scans used for security access.
A. Biometrics
B. Biomeasurement
C. Computer security
D. Smart weapon machinery
Answer: A
21. What is the most common tool used to restrict access to a computer system?
A. User logins
B. Passwords
C. Computer keys
D. Access-control software
Answer: B
22. The most common passwords in the U.S. or Britain include all EXCEPT:
A. love.
B. Fred.
C. God.
D. 123.
Answer: D
23. Hardware or software designed to guard against unauthorized access to a computer network is known as a(n):
A. hacker-proof program.
B. firewall.
C. hacker-resistant server.
D. encryption safe wall.
Answer: B
24. The scrambling of code is known as:
A. encryption.
B. a firewall.
C. scrambling.
D. password-proofing.
Answer: A
25. If you want to secure a message, use a(n):
A. cryptology source.
B. encryption key.
C. encryption software package.
D. cryptosystem.
Answer: D
Reference: How It Works: 10.2 Cryptography
26. To prevent the loss of data during power failures, use a(n):
A. encryption program.
B. surge protector.
C. firewall.
D. UPS.
Answer: D
27. A(n) ____________ can shield electronic equipment from power spikes.
A. encryption program
B. surge protector
C. firewall
D. UPS
Answer: B
28. All of these are suggestions for safe computing EXCEPT:
A. don’t borrow disks from other people.
B. open all e-mail messages but open them slowly.
C. download shareware and freeware with caution.
D. disinfect your system.
Answer: B
29. Freeware ___________ encrypts data.
A. encryption
B. firewall software
C. PGP
D. private and public keys
Answer: C
30. ____________ is defined as any crime completed through the use of computer technology.
A. Computer forensics
B. Computer crime
C. Hacking
D. Cracking
Answer: B
31. Most computer systems rely solely on ___________ for authentication.
A. logins
B. passwords
C. encryption
D. lock and key
Answer: B
32. Creating strong computer security to prevent computer crime usually simultaneously helps protect :
A. privacy rights.
B. personal ethics.
C. the number of cookies downloaded to your personal computer.
D. personal space.
Answer: A
33. Over ___________ was spent by businesses and government to repair problems in regard to Y2K.
A. 20 million dollars
B. 100 million dollars
C. 1 billion dollars
D. 100 billion dollars
Answer: D
34. What is a complex system that takes on nearly complete responsibility for a task eliminating the
need for people, verification, or decision making?
A. Autonomous system
B. Missile defense auto-system
C. Smart weapon
D. Independent system
Answer: D
35. Security procedures can:
A. will eliminate all computer security risk.
B. reduce but not eliminate risks.
C. are prohibitively expensive.
D. are inaccessible for the average home user.
Answer: B
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