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

What is the most effective way to mitigate the risk of a malware infection?

  1. Implement a firewall

  2. Install antivirus software

  3. Use a VPN

  4. Educate users about cybersecurity risks
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Installing antivirus software is the most effective way to mitigate the risk of a malware infection, as it can detect and remove malicious software from a computer.

Multiple choice

Which of the following is NOT a common type of security control?

  1. Firewall

  2. Intrusion detection system

  3. Antivirus software

  4. Security awareness training
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Security awareness training is not a common type of security control, as it is a process of educating users about cybersecurity risks and best practices.

Multiple choice

Which of the following is NOT a common type of cybersecurity risk?

  1. Financial loss

  2. Data loss

  3. Reputational damage

  4. Operational disruption
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Operational disruption is not a common type of cybersecurity risk, as it refers to the disruption of an organization's operations due to a cybersecurity incident.

Multiple choice

What is the most effective way to mitigate the risk of a data breach?

  1. Implement a firewall

  2. Install antivirus software

  3. Use a VPN

  4. Encrypt sensitive data
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Encrypting sensitive data is the most effective way to mitigate the risk of a data breach, as it makes the data unreadable to unauthorized individuals.

Multiple choice

Which of the following is NOT a common type of cybersecurity incident?

  1. Data breach

  2. Malware infection

  3. DDoS attack

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

Malware infection is not a common type of cybersecurity incident, as it refers to the infection of a computer or network with malicious software.

Multiple choice

Which of the following is NOT a common type of cybersecurity regulation?

  1. GDPR

  2. PCI DSS

  3. HIPAA

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

SOX is not a common type of cybersecurity regulation, as it is a financial reporting regulation rather than a cybersecurity regulation.

Multiple choice

Which protocol is used for security in UMTS?

  1. Authentication and Key Agreement (AKA)

  2. Integrity Protection (IP)

  3. Confidentiality Protection (CP)

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

AKA, IP, and CP are all used for security in UMTS. AKA is used for authentication and key agreement, IP is used for integrity protection, and CP is used for confidentiality protection.

Multiple choice

Which of the following is NOT a common type of mobile application attack?

  1. Man-in-the-middle attack

  2. Cross-site scripting (XSS)

  3. SQL injection

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

Buffer overflow is a type of attack that is typically used to exploit vulnerabilities in desktop applications, not mobile applications.

Multiple choice

What is the purpose of code obfuscation in mobile application security?

  1. To make the code more difficult to read and understand

  2. To improve the performance of the application

  3. To reduce the size of the application

  4. To prevent the application from being reverse engineered
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Code obfuscation is a technique used to make the code more difficult to read and understand, which can help to prevent the application from being reverse engineered.

Multiple choice

Which of the following is NOT a best practice for mobile application security?

  1. Use strong encryption to protect sensitive data

  2. Implement input validation to prevent malicious input

  3. Use a secure development lifecycle (SDL)

  4. Store passwords in plaintext
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Storing passwords in plaintext is a major security risk, as it allows attackers to easily access them if they are able to compromise the application.

Multiple choice

Which of the following is NOT a common type of mobile malware?

  1. Virus

  2. Trojan

  3. Worm

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

Ransomware is a type of malware that is typically used to target computers, not mobile devices.

Multiple choice

Which of the following is NOT a best practice for mobile application security testing?

  1. Use a variety of testing tools and techniques

  2. Test the application on multiple devices and operating systems

  3. Only test the application on the latest version of the operating system

  4. Test the application for both known and unknown vulnerabilities
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Only testing the application on the latest version of the operating system is not a best practice, as it does not account for the fact that many users may be using older versions of the operating system.

Multiple choice

Which of the following is NOT a common type of mobile application security vulnerability?

  1. Buffer overflow

  2. Cross-site scripting (XSS)

  3. SQL injection

  4. Insecure storage of sensitive data
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Buffer overflow is a type of vulnerability that is typically found in desktop applications, not mobile applications.

Multiple choice

Which of the following is NOT a best practice for mobile application security awareness training?

  1. Provide training to all employees who use mobile devices

  2. Focus on the latest mobile security threats

  3. Only provide training to employees who have access to sensitive data

  4. Make training mandatory for all employees
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Only providing training to employees who have access to sensitive data is not a best practice, as all employees who use mobile devices should be aware of the latest mobile security threats.

Multiple choice

Which of the following is NOT a common type of mobile application security attack?

  1. Phishing

  2. Malware

  3. Man-in-the-middle attack

  4. Denial-of-service attack
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Denial-of-service attacks are typically used to target websites and servers, not mobile applications.