Lpi 020-100 real exam prep : Linux Professional Institute Security Essentials Exam 020

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Lpi 020-100 Exam Syllabus Topics:

Lpi Linux Professional Institute Security Essentials Exam 020 Sample Questions:

Question 1

What do you call an attack that occurs when a process in a program stores data outside the memory range allocated by the developer, potentially overwriting the return address of the pointer and executing malicious code?
Response:

A. Privilege escalation
B. Malware injection
C. Denial of service
D. Buffer overflow

Question 2

What is a common function of adware?
Response:

A. Encrypting data on a system
B. Stealing sensitive information
C. Displaying unwanted advertisements
D. Providing remote access to a system

Question 3

What are browser extensions or add-ons that prevent websites from running scripts, which can be used to collect personal information?
Response:

A. Script blockers
B. Malware protection
C. Cookies
D. Ad blockers

Question 4

Which of the following encryption methods is an example of symmetric encryption?
Response:

A. MD5
B. RSA
C. Elliptic Curve Cryptography
D. AES (Advanced Encryption Standard)

Question 5

What is the purpose of the validity checks performed by web browsers on X.509 certificates?
(Select TWO)
Response:

A. To establish a secure connection between the web server and web browser
B. To verify that the certificate is associated with the correct website
C. To ensure that the certificate has not expired or been revoked
D. To encrypt the communication between the web server and web browser

Solutions: