What form of software flaw allows a threat actor to trigger an application error by packing more data into a memory allocation sector than it can hold, overwriting processing tracks? MCQ with Answer and Explanation

What form of software flaw allows a threat actor to trigger an application error by packing more data into a memory allocation sector than it can hold, overwriting processing tracks?
A. Buffer Overflow
B. Zero-Day Exploit
C. Cross-Site Scripting
D. SQL Injection
Answer: Option A
Solution (By JKExamLibrary)
Buffer overflows occur when input variables exceed memory segment boundaries, allowing malicious payloads to alter memory instructions and execute arbitrary commands.

This question belongs to: Computer Cyber Security

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Practice More Cyber Security Questions

Question #1 Report Error
What form of targeted phishing threat focuses explicitly on high-level corporate personnel like CEOs or financial directors to pull down business access codes?
A. Whaling Attack
B. Vishing Routine
C. Spam Blasting
D. Smishing Campaign

Correct Answer: Option A


Explanation:
Whaling is a highly specialized phishing variant designed to target C-suite executives and high-value corporate decision makers.

This question belongs to: Computer Cyber Security
Question #2 Report Error
Which cybersecurity framework requires users to provide two or more distinct verification indicators—such as a password mixed with an instantaneous biometric facial scan—to unlock an account?
A. Data Encryption Standard (DES)
B. Multi-Factor Authentication (MFA)
C. Access Control Listing (ACL)
D. Single Sign-On (SSO)

Correct Answer: Option B


Explanation:
MFA strengthens identity management by requiring confirmation from multiple independent categories of authentication factors.

This question belongs to: Computer Cyber Security
Question #3 Report Error
Which of the following is a common technique used in DoS attacks?
A. Sending phishing emails
B. Encrypting files
C. Flooding the target with network traffic
D. Installing a virus

Correct Answer: Option C


Explanation:
A Denial-of-Service (DoS) attack involves overwhelming a target with a flood of network traffic, rendering it unavailable to its intended users.

This question belongs to: Computer Cyber Security