Web Security: Common Vulnerabilities And Their Mitigation - Sanitizing input - still not done

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Information Technology (IT), Architecture
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of using HTML special CHARS in PHP?
To convert special characters into HTML entities for safe rendering
To enhance the visual appearance of HTML pages
To increase the speed of PHP scripts
To add additional security layers to the server
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following characters is converted to '&' by HTML special CHARS?
Quotation mark (")
Less than (<)
Greater than (>)
Ampersand (&)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to sanitize user input before storing it in a database?
To improve database performance
To prevent malicious code from being executed
To ensure data is stored in a consistent format
To reduce the size of the database
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the 'clean' function in PHP?
To encrypt user input for security
To sanitize user input by removing or neutralizing harmful elements
To format user input for display
To compress user input for storage
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which PHP function is used to remove whitespace from the beginning and end of a string?
strip_tags
trim
strip_slashes
htmlspecialchars
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the strip_tags function do in PHP?
It removes all HTML tags from a string
It encrypts HTML tags for security
It converts HTML tags to plain text
It adds HTML tags to a string
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the strip_slashes function modify a string in PHP?
It adds slashes to escape special characters
It removes backslashes from a string
It replaces single slashes with double slashes
It converts slashes to backslashes
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