computer MCQs - 11th class Chapter 06 Mcqs

1

What is defined as a system of safeguards to protect a computer system and data from unauthorized access?

A

Copyright

B

Security

C

Privacy

D

Legislation

2

Which authentication approach involves using a key, badge, or token?

A

What you know

B

What you do

C

What you are

D

What you have

3

Fingerprints, voice recognition, and eye retina scans are examples of which security measure?

A

Passwords

B

Tokens

C

Biometrics

D

Badges

4

According to the text, what does a computer virus program attach itself to?

A

Hardware devices

B

Operating system kernel

C

Other executable files

D

Data files only

5

What is the formal description of a virus?

A

A program that physically destroys hardware

B

A destructive program that generates copies of itself and attaches to other programs

C

A program that only steals data

D

A program that only slows down the network

6

Which of the following is described as a primary means for spreading viruses nowadays?

A

Pirated Software

B

Removable storage media

C

Email messages

D

Network downloads

7

How does a virus commonly spread through networks?

A

By attaching to downloaded executable files or data

B

By infecting the network cables

C

By changing the network's IP address

D

By overloading the network router

8

What type of software might intentionally contain a virus program that activates if license files are not found?

A

Freeware

B

Open-source software

C

Pirated software

D

Shareware

9

Which type of virus modifies the program in the first sector of a disk?

A

Logic bomb

B

Trojan horse

C

Chernobyl Virus

D

Boot sector virus

10

The Chernobyl virus is known for deleting which types of files?

A

System registry files

B

All .exe files

C

Microsoft Office files and partition information

D

Only temporary internet files

11

Which virus is characterized by being set to go off at a certain date and time?

A

Redlof

B

Logic bomb

C

Boot sector virus

D

Trojan horse

12

What is the term for a virus that covertly places destructive instructions within a legitimate program?

A

Polymorphic virus

B

Worm

C

Trojan horse

D

Boot sector virus

13

The Redlof virus is described as what type of virus?

A

Boot sector virus

B

Logic bomb

C

Trojan horse

D

Polymorphic virus

14

Redlof relies on a vulnerability in which Microsoft component to execute itself?

A

Internet Explorer

B

Microsoft Office

C

Windows Update

D

Microsoft ActiveX Component

15

What is a key method mentioned to safeguard against virus attacks?

A

Deleting all emails immediately

B

Never using the internet

C

Always keeping a backup of your data

D

Reinstalling the OS weekly

16

Which of the following is NOT a recommended antivirus software mentioned in the text?

A

Norton

B

Kaspersky

C

McAfee

D

Dr. Solomon's

17

The issue that arises from unauthorized users viewing or obtaining sensitive online data is known as?

A

Data Processing

B

Data Redundancy

C

Data Security

D

Data Warehousing

18

Which of the following is listed as a security violation?

A

Using a strong password

B

Updating antivirus software

C

Breaking into a computer room to steal storage devices

D

Backing up data regularly

19

Sending a large number of requests to make a computer unavailable to authorized users is called?

A

A virus attack

B

Hacking

C

A denial of service situation

D

A logic bomb

20

What is the first solution proposed for preventing unintentional deletion of sensitive data by an authorized user?

A

Taking periodic backups

B

Using strong encryption

C

Assigning proper rights to users

D

Scanning for viruses

21

What should be used so that if someone gets access to data, they cannot make any sense out of it?

A

Password protection

B

A log file

C

A strong encryption algorithm

D

Proper user rights

22

What is a primary principle of data protection regarding personal data kept by an organization?

A

It should be disclosed to anyone who asks

B

It should never be disclosed to unauthorized persons

C

It should be deleted after one day

D

It can be sold for marketing purposes

23

According to the text, an individual has the right to stop the organization from doing what with their data?

A

Backing it up

B

Processing it

C

Encrypting it

D

Updating it

24

The 1980 Privacy Protection Act prohibits agents of the federal government from making unannounced searches of what?

A

Private homes

B

Press offices

C

Bank accounts

D

University records

25

Which act was the first piece of legislation to regulate the use of information processed on a computer?

A

The 1980 Privacy Protection Act

B

The 1988 Video Privacy Protection Act

C

The 1984 Cable Communications Policy Act

D

The Computer Misuse Act 1990

26

How many principles does the 'Data Protection Act 1984' consist of?

A

Five

B

Six

C

Seven

D

Eight

27

One principle of the Data Protection Act 1984 is that personal data shall be accurate and, where necessary, kept...?

A

On a single computer

B

Up to date

C

For at least 10 years

D

In a simple format

28

The 1987 Computer Security Act makes it illegal to affect computer security files and what else?

A

Data backups

B

Telecommunication

C

Software licenses

D

Hardware maintenance

29

What does the 1988 Video Privacy Protection Act prevent retailers from doing?

A

Selling videos at a high price

B

Renting videos to minors

C

Disclosing a person's video rental records without a court order

D

Copying video tapes

30

The Computer Misuse Act 1990 was passed to deal with the problem of what?

A

Software piracy

B

Data loss

C

Hacking of computer systems

D

Virus creation

31

Which of the following is one of the three key offences under the Computer Misuse Act 1990?

A

Creating a computer virus

B

Selling pirated software

C

Unauthorized modification of computer material

D

Forgetting a password

32

The 1998 Data Protection Act applies to computerized personal data and what other type of files?

A

Unstructured manual files

B

Audio recordings

C

Video surveillance

D

Personal data held in structured manual files

33

The principal law governing software piracy mentioned in the text is the...?

A

Computer Misuse Act 1990

B

Copyright Act 1976

C

Data Protection Act 1984

D

Privacy Protection Act 1980

34

Software is believed to be a form of what, justifying copyright protection?

A

Public domain material

B

Freeware

C

Intellectual property

D

Hardware component

35

Which approach to access control uses standard user-ids and passwords?

A

What you have

B

What you know

C

What you do

D

What you are

36

What is a common misconception about computer viruses mentioned in the text?

A

They can steal passwords

B

They can delete files

C

They can physically destroy hardware

D

They can spread through email

37

What kind of files does a boot sector virus typically attach to?

A

.txt and .doc files

B

.jpg and .png files

C

.exe, .com, and .dll files

D

.mp3 and .wav files

38

The example 'FormatC' is given for which type of malicious program?

A

Redlof

B

Logic bomb

C

Trojan horse

D

Chernobyl virus

39

What is a recommended practice when receiving an email, even from a known sender?

A

Forward it to others

B

Reply immediately

C

Delete it without reading

D

Scan it for viruses

40

A user's right to view data kept about them and to have it corrected or erased is a principle of which act?

A

Computer Misuse Act 1990

B

Copyright Act 1976

C

Data Protection Act 1984

D

Privacy Protection Act 1980

41

Placing computers and backing storage devices in locked rooms is a measure against what?

A

Virus attacks

B

Software piracy

C

Unauthorized physical access

D

Network slowdowns

42

According to data protection principles, for how long should an organization keep personal data?

A

Indefinitely

B

For one year only

C

No longer than is necessary for its purpose

D

As long as the user is alive

43

The act that prevents the government from comparing certain records to find a match is the...?

A

Video Privacy Protection Act of 1988

B

Computer Security Act of 1987

C

Computer Matching and Privacy Protection Act of 1988

D

Computer Misuse Act 1990

44

What is the term for making illegal copies of copyrighted software?

A

Hacking

B

Piracy

C

Encryption

D

Backup

45

What is the actual problem in the loss of data for transaction-based systems?

A

Difficulty in recovering it in time

B

Insurance does not cover it

C

The hardware is expensive

D

The software is hard to find

46

A virus can make network resources unavailable by...?

A

Deleting user accounts

B

Encrypting all data on the server

C

Copying itself to all computers and sending data constantly

D

Shutting down the network switch

47

What is the second solution for preventing unintentional data modification by authorized users?

A

Using firewalls

B

Periodic backup of data

C

Changing passwords weekly

D

Installing more memory

48

To ensure privacy, an organization collecting data should only collect data that is...?

A

Interesting for research

B

Publicly available

C

Adequate and necessary for its working

D

Easy to store

49

An individual must be informed about the identity of the organization and the purpose of data collection. This is a principle of what?

A

Copyright Law

B

Data Protection Acts

C

Computer Security

D

Antivirus policy

50

The Computer Misuse Act 1990 recognizes 'Unauthorized access with intent to commit or facilitate commission of further offences' as a key...?

A

Security measure

B

Privacy right

C

Offence

D

Data principle