Computer Knowledge ยท General Awareness

Information Security

4,143 Questions

Information security involves protecting computer systems and data from unauthorized access, cyber threats, and damage. It is a core part of the computer knowledge section in various banking and government exams. Practicing these concepts helps in understanding digital signatures, network security, and access control effectively.

Cybersecurity threatsAccess controlCryptography basicsSecurity risk managementDatabase protection

Information Security Questions

Multiple choice

Which security vulnerability allows an attacker to disrupt GSM services?

  1. DoS attack

  2. Replay attack

  3. Eavesdropping attack

  4. Phishing attack
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A DoS attack allows an attacker to disrupt GSM services.

Multiple choice

Which security vulnerability allows an attacker to send fraudulent SMS messages?

  1. SMS spoofing attack

  2. Replay attack

  3. DoS attack

  4. Phishing attack
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

An SMS spoofing attack allows an attacker to send fraudulent SMS messages.

Multiple choice

Which security vulnerability allows an attacker to gain unauthorized access to a GSM network?

  1. Phishing attack

  2. Replay attack

  3. DoS attack

  4. War driving attack
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A War driving attack allows an attacker to gain unauthorized access to a GSM network.

Multiple choice

What is the term for the process of protecting data from unauthorized access, use, disclosure, disruption, modification, or destruction?

  1. Data Security

  2. Data Privacy

  3. Data Protection

  4. Data Encryption
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Data Security is the process of protecting data from unauthorized access, use, disclosure, disruption, modification, or destruction.

Multiple choice

Which of the following is a type of malware that encrypts files and demands a ransom payment to decrypt them?

  1. Virus

  2. Trojan Horse

  3. Ransomware

  4. Worm
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Ransomware is a type of malware that encrypts files and demands a ransom payment to decrypt them.

Multiple choice

Which of the following is NOT a common type of cyberattack that can target astronomical data?

  1. Phishing

  2. Malware

  3. DDoS

  4. SQL injection
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

SQL injection is a type of cyberattack that targets databases, which is not typically a concern for astronomical data. The other options, phishing, malware, and DDoS, are all common threats to astronomical data.

Multiple choice

Which of the following is NOT a best practice for securing astronomical data?

  1. Implementing strong access controls.

  2. Regularly updating security patches.

  3. Using strong encryption algorithms.

  4. Backing up data regularly.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

While backing up data regularly is important for data recovery, it is not a security measure. The other options, implementing strong access controls, regularly updating security patches, and using strong encryption algorithms, are all essential for securing astronomical data.

Multiple choice

Which of the following is NOT a common type of data breach that can occur in astroinformatics?

  1. Phishing

  2. Malware

  3. DDoS

  4. Insider threat
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Insider threat is not a common type of data breach in astroinformatics. The other options, phishing, malware, and DDoS, are all common threats to astronomical data.

Multiple choice

Which of the following is NOT a best practice for protecting astronomical data from unauthorized access?

  1. Implementing strong access controls.

  2. Regularly updating security patches.

  3. Using strong encryption algorithms.

  4. Backing up data regularly.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Backing up data regularly is important for data recovery, but it is not a security measure. The other options, implementing strong access controls, regularly updating security patches, and using strong encryption algorithms, are all essential for protecting astronomical data from unauthorized access.

Multiple choice

What is the best way to protect yourself from identity theft?

  1. Use strong passwords and change them regularly.

  2. Be careful about what information you share online.

  3. Shred any documents that contain your personal information.

  4. Monitor your credit report for any unauthorized activity.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The best way to protect yourself from identity theft is to use strong passwords and change them regularly. You should also be careful about what information you share online. For example, you should never share your Social Security number or your credit card number online. You should also shred any documents that contain your personal information, such as your credit card statements or your tax returns.

Multiple choice

What are some of the risks associated with using electronic tickets?

  1. They can be lost or stolen.

  2. They can be counterfeited.

  3. They can be hacked.

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Electronic tickets are not without their risks. They can be lost or stolen, they can be counterfeited, and they can be hacked.

Multiple choice

Which of the following is NOT a common threat to mobile and wireless networks?

  1. Malware and viruses

  2. Phishing attacks

  3. Man-in-the-middle attacks

  4. Buffer overflow attacks
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Buffer overflow attacks are typically associated with desktop and server environments, not mobile and wireless networks.

Multiple choice

What is the primary vulnerability of mobile and wireless networks?

  1. Weak encryption algorithms

  2. Lack of user authentication

  3. Unsecured access points

  4. Outdated software
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Unsecured access points, such as public Wi-Fi hotspots, pose a significant vulnerability in mobile and wireless networks, allowing attackers to intercept and eavesdrop on communications.

Multiple choice

Which of the following is a common risk mitigation strategy for mobile and wireless networks?

  1. Implementing strong encryption algorithms

  2. Enforcing user authentication and authorization

  3. Educating users about security risks and best practices

  4. Regularly updating software and firmware
Reveal answer Fill a bubble to check yourself
Correct answer
Explanation

All of the options are common risk mitigation strategies for mobile and wireless networks.

Multiple choice

Which of the following is a common risk associated with the use of public Wi-Fi networks?

  1. Man-in-the-middle attacks

  2. Phishing attacks

  3. Malware distribution

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

All of the options are common risks associated with the use of public Wi-Fi networks.