Master Software Security: Protect Your Applications from Cyber Threats

Question 1

Which fundamental principle of secure coding involves relying on pre-vetted code components?

Accepted Answer

Utilizing reputable libraries and frameworks enhances code security.

Answer

Input validation should be performed exclusively on the client-side to minimize server workload.

Answer

Encryption should be employed sparingly, only when essential.

Answer

Security concerns should be addressed as a secondary consideration during development.

Question 2

Which of the following is NOT a secure coding best practice?

Accepted Answer

Hard-coding secrets

Answer

Input validation

Answer

Use of secure libraries

Answer

Regular code reviews

Question 3

Which open-source tool is commonly used for vulnerability assessment?

Accepted Answer

Nessus

Answer

Burp Suite

Answer

Metasploit

Answer

Wireshark

Question 4

Which standard offers specific guidance for building secure software applications?

Accepted Answer

NIST SP 800-53

Answer

ITIL

Answer

ISO 27001

Answer

COBIT

Question 5

Which of the following is NOT a common type of software vulnerability?

Accepted Answer

TypeError

Answer

Buffer overflow

Answer

Memory leak

Answer

Injection

Question 6

What is the primary purpose of threat modeling in software development?

Accepted Answer

To identify potential security threats and risks

Answer

To design secure software architectures

Answer

To implement security controls

Answer

To test software for security flaws

Question 7

Which of the following is a best practice for secure coding?

Accepted Answer

Performing rigorous input validation

Answer

Using encryption algorithms with known weaknesses

Answer

Ignoring security vulnerabilities in favor of speed

Answer

Storing passwords in plain text

Question 8

What is the fundamental difference between symmetric and asymmetric encryption?

Accepted Answer

Symmetric encryption uses the same key for encryption and decryption, while asymmetric encryption uses different keys.

Answer

Asymmetric encryption is more secure than symmetric encryption.

Answer

Symmetric encryption is faster than asymmetric encryption.

Answer

Asymmetric encryption is commonly used for data encryption, while symmetric encryption is used for message authentication.

Question 9

Which of the following is a widely-used tool for conducting vulnerability assessments?

Accepted Answer

Nessus

Answer

Wireshark

Answer

Metasploit

Answer

John the Ripper

Question 10

What is the primary objective of software security testing?

Accepted Answer

To identify and address security vulnerabilities

Answer

To ensure compliance with industry standards

Answer

To improve software performance

Answer

To reduce development costs

Question 11

Which of the following is a modern approach to software development that integrates security practices?

Accepted Answer

DevSecOps

Answer

Waterfall

Answer

Scrum

Answer

Kanban

Question 12

Which security principle involves restricting access to resources based on user roles and permissions?

Accepted Answer

Least privilege

Answer

Separation of duties

Answer

Data confidentiality

Answer

Network segmentation

Question 13

What is a major security advantage of cloud computing?

Accepted Answer

Centralized security management

Answer

Increased scalability and flexibility

Answer

Reduced hardware costs

Answer

Improved data resilience

Question 14

What is the primary purpose of threat modeling in software development?

Accepted Answer

To identify potential security risks and vulnerabilities in a software system

Answer

To design and implement security features and controls

Answer

To assess the effectiveness of existing security measures

Answer

To educate stakeholders on security threats

Question 15

Which type of vulnerability assessment technique involves using automated tools to examine software code for known weaknesses?

Accepted Answer

Static analysis

Answer

Dynamic analysis

Answer

Penetration testing

Answer

Code review

Question 16

Which of the following techniques is commonly employed to exploit buffer overflows?

Accepted Answer

Heap spraying

Answer

SQL injection

Answer

Cross-site scripting

Answer

Phishing

Question 17

What is the primary purpose of a security audit in the context of software development?

Accepted Answer

To evaluate the effectiveness of security measures and identify areas for improvement

Answer

To identify and assess security risks and vulnerabilities in software systems

Answer

To provide assurance that software systems meet regulatory compliance requirements

Answer

To train developers on secure coding practices and security best practices

Question 18

Which of the following tools is commonly used for static code analysis in software development?

Accepted Answer

Clang Static Analyzer

Answer

Burp Suite

Answer

Wireshark

Answer

Metasploit

Question 19

Which of the following is a fundamental principle of threat modeling?

Accepted Answer

Systematically identify and analyze potential threats and their impact.

Answer

Prioritize implementing security controls without risk assessment.

Answer

Rely solely on intuition and experience.

Answer

Focus exclusively on technical vulnerabilities.

Question 20

Which of the following is a type of access control model commonly used in software systems?

Accepted Answer

Discretionary Access Control (DAC)

Answer

Risk Assessment

Answer

Secure Coding

Answer

Threat Modeling

Question 21

Which of the following is a primary advantage of using a software security framework?

Accepted Answer

It provides a structured and comprehensive approach to security design and implementation.

Answer

It guarantees complete protection against all threats.

Answer

It eliminates the need for security audits.

Question 22

Which of the following best describes the concept of Least Privilege in secure software design?

Accepted Answer

Granting users only the minimum permissions necessary to perform their tasks.

Answer

Granting users all permissions available in the system.

Answer

Granting users only permissions that they request

Answer

Granting all users the same level of permissions.

Question 23

Which of the following is a widely used security testing tool?

Accepted Answer

Burp Suite

Answer

Google Chrome

Answer

Microsoft Word

Answer

Adobe Photoshop

Question 24

Which of the following is a crucial aspect of software security maintenance?

Accepted Answer

Regular application of security updates and patches.

Answer

Modifying software without proper testing.

Answer

Ignoring newly discovered security vulnerabilities.

Answer

Using outdated security tools.

Question 25

In contemporary software applications, which encryption algorithm has emerged as the industry standard for protecting sensitive data?

Accepted Answer

AES-256

Answer

SHA-1

Answer

DES

Answer

RSA

Question 26

Which of the following is a common type of software vulnerability that allows an attacker to execute malicious code on a target system?

Accepted Answer

Buffer Overflow

Answer

Cross-Site Scripting (XSS)

Answer

Man-in-the-Middle Attack

Answer

SQL Injection

Question 27

Which threat modeling technique involves analyzing potential threats based on the system's architecture and functionality?

Accepted Answer

STRIDE

Answer

CVSS

Answer

DREAD

Answer

OCTAVE

Question 28

In Java, which secure coding practice helps prevent malicious input exploitation?

Accepted Answer

Input validation

Answer

Declaring variables as final

Answer

Using third-party libraries

Answer

Storing sensitive data in plaintext

Question 29

Which tool is commonly used for automated vulnerability scanning and assessment?

Accepted Answer

Nessus

Answer

Wireshark

Answer

Burp Suite

Answer

Metasploit

Question 30

Which access control model restricts access based on an individual's role or job function?

Accepted Answer

Role-Based Access Control (RBAC)

Answer

Mandatory Access Control (MAC)

Answer

Discretionary Access Control (DAC)

Answer

Attribute-Based Access Control (ABAC)

Question 31

Which fundamental security principle involves implementing multiple layers of defense to enhance system resilience?

Accepted Answer

Defense in Depth

Answer

Least Privilege

Answer

Fail Fast

Answer

Single Point of Failure

Question 32

Which technique is commonly used by attackers to evade input validation mechanisms?

Accepted Answer

SQL Injection

Answer

Cross-site Scripting

Answer

Buffer Overflow

Answer

Man-in-the-Middle Attack

Question 33

Which type of security testing involves simulating an attacker's actions to uncover potential vulnerabilities?

Accepted Answer

Penetration Testing

Answer

Risk Assessment

Answer

Vulnerability Scanning

Answer

Code Review

Question 34

What is a primary responsibility of a software security engineer?

Accepted Answer

Identifying and mitigating security risks throughout the software development process

Answer

Conducting penetration tests

Answer

Writing secure code

Question 35

Which advantage do secure software development frameworks provide?

Accepted Answer

Enforce best practices and expedite development

Answer

Guarantee absolute security

Answer

Eliminate the need for security testing

Question 36

The primary goal of software security is to:

Accepted Answer

Protect software systems from malicious attacks and unauthorized access.

Answer

Enhance the usability of software applications

Answer

Reduce the cost of software maintenance

Answer

Improve the efficiency of software development

Question 37

Which of the following is a common type of software vulnerability that can lead to unauthorized access or control of a system?

Accepted Answer

Buffer overflow

Answer

Deadlock

Answer

Compilation error

Answer

Syntax error

Question 38

Threat modeling is a process used in software security to:

Accepted Answer

Identify and assess potential threats to a software system and its data.

Answer

Test software for vulnerabilities

Answer

Develop secure software code

Question 39

Which of the following is considered a best practice for secure coding?

Accepted Answer

Input validation

Answer

Using insecure libraries without proper sanitization

Answer

Ignoring error handling mechanisms

Answer

Storing passwords in plain text files

Question 40

The primary purpose of a vulnerability assessment in software security is to:

Accepted Answer

Identify and prioritize software vulnerabilities that could be exploited by attackers.

Answer

Develop security patches to fix vulnerabilities

Answer

Test software for compliance with specific regulations

Question 41

Which of the following is a common attack vector used by attackers to gain unauthorized access to software systems?

Accepted Answer

Phishing

Answer

Hardware failure

Answer

Natural disaster

Answer

Power outage

Question 42

The primary focus of a software security audit is to:

Accepted Answer

Assess the effectiveness of an organization's software security measures and identify areas for improvement.

Answer

Test software for specific vulnerabilities and provide remediation guidance

Answer

Develop new software security tools and techniques

Question 43

Which of the following is a key benefit of using security tools to enhance software security?

Accepted Answer

Automated vulnerability scanning and detection

Answer

Guarantee of software reliability

Answer

Elimination of all security risks

Answer

Reduction in software development time

Question 44

Software security standards provide:

Accepted Answer

Guidelines and best practices for secure software development, helping organizations build more secure software.

Answer

Legal enforcement of software security measures

Answer

Automated detection of software vulnerabilities

Question 45

Which of these is NOT typically considered a software vulnerability?

Accepted Answer

Data Integrity

Answer

SQL Injection

Answer

Cross-Site Scripting (XSS)

Question 46

The primary purpose of a threat model is to:

Accepted Answer

Identify potential security risks in a software system.

Answer

Test the software for vulnerabilities.

Answer

Develop secure coding practices.

Question 47

What does "secure coding practices" refer to in software security?

Accepted Answer

Writing code that minimizes the risk of introducing vulnerabilities.

Answer

Implementing strong authentication mechanisms.

Answer

Using encryption to protect sensitive data.

Question 48

Which security testing method actively tries to exploit vulnerabilities to assess their impact?

Accepted Answer

Penetration Testing

Answer

Static Code Analysis

Answer

Dynamic Code Analysis

Answer

Vulnerability Scanning

Question 49

What is the primary function of a firewall in software security?

Accepted Answer

Control network traffic and block unauthorized access.

Answer

Detect and prevent malware infections.

Answer

Encrypt data during transmission.

Question 50

Which of these is NOT a recommended practice for securing user authentication?

Accepted Answer

Using easily guessable passwords.

Answer

Using strong password hashing algorithms.

Answer

Implementing multi-factor authentication.

Answer

Enforcing password complexity requirements.

Question 51

In software security, what is meant by the term "cryptography"?

Accepted Answer

Techniques for protecting data by transforming it into an unreadable format.

Answer

The process of identifying and mitigating vulnerabilities.

Answer

The practice of secure coding.

Question 52

What is the main goal of "defense in depth" in software security?

Accepted Answer

Creating multiple layers of security measures to protect against various threats.

Answer

Focusing on the most critical vulnerabilities.

Answer

Prioritizing the use of encryption for all data.

Question 53

Which of the following is commonly used to prevent SQL injection attacks?

Accepted Answer

Using parameterized queries.

Answer

Enabling remote access to the database.

Answer

Disabling error reporting.

Answer

Storing passwords in plain text.