Why is application security considered important in an organization's overall security posture?

It prevents all possible attacks against the application.

It is only required for web applications, not for other software.

It ensures that all network traffic is encrypted.

It protects against vulnerabilities that could be exploited to compromise data or systems.

What is a key principle of secure deployment configuration?

Storing configuration files with embedded credentials for easy access

Using the same configuration for development and production to ensure consistency

Applying the principle of least privilege to service accounts and application permissions

Enabling all available features to maximize functionality

A developer is writing a SQL query that includes a user-supplied search term. To prevent SQL injection, which technique should be used?

Remove all spaces from the user input.

Use a WAF to block requests that contain SQL keywords.

Escape single quotes in the user input before building the query.

Use parameterized queries or prepared statements.

Why is it important to regularly patch and update applications?

To ensure the application is compatible with all operating systems

To fix known security vulnerabilities that could be exploited by attackers

To add new features that users request

Which of the following attacks is a web application firewall (WAF) specifically designed to help prevent?

Denial of service via network flooding

Social engineering of employees

LPI Security Essentials

Domain 3Objective 2

023.2 Application Security (weight: 2) SECURITY-ESSENTIALS Practice Questions (Page 1)

Part of the 023 Device and Storage Security domain, which makes up ~24% of our current practice bank. Linux Professional Institute does not publish an official question count, but from its 60-minute exam (~25–40 total, ~6–10 in this domain), expect 2–3 from this objective — we provide 26 practice questions to prepare you well beyond it. (estimate)

26questions here

6free pages

10concepts

Questions 1–5

1foundation · easy
Why is application security considered important in an organization's overall security posture?
Select an answer first
2foundation · easy
What is a key principle of secure deployment configuration?
Select an answer first
3application · medium
A developer is writing a SQL query that includes a user-supplied search term. To prevent SQL injection, which technique should be used?
Select an answer first
4foundation · easy
Why is it important to regularly patch and update applications?
Select an answer first
5foundation · easy
Which of the following attacks is a web application firewall (WAF) specifically designed to help prevent?
Select an answer first

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