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PHP Interview Questions

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41.

Explain Cross-Site Scripting (XSS) and prevention methods.

intermediate

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42.

What is CSRF and how do you protect against it?

intermediate

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43.

How do you properly hash passwords in PHP?

intermediate

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44.

What are the security implications of file uploads?

intermediate

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45.

What are the differences between REST and SOAP?

intermediate

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46.

How do you handle API authentication in PHP?

intermediate

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47.

What is CORS and how do you handle it in PHP?

intermediate

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48.

How do you implement rate limiting in PHP APIs?

intermediate

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49.

What are PHP CodeSniffer and PHP CS Fixer?

intermediate

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50.

What is Composer and how does it work?

intermediate

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51.

Explain PSR standards and their importance.

intermediate

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52.

What is the difference between require and autoloading?

intermediate

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53.

How does PHP handle memory management?

intermediate

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54.

What is opcode caching and how does it improve performance?

expert

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55.

Explain lazy loading and eager loading in the context of PHP.

expert

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56.

What are the best practices for database query optimization in PHP?

expert

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57.

How do you implement caching in PHP applications?

expert

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58.

What are typed properties in PHP and their benefits?

expert

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59.

Explain union types in PHP 8.

expert

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60.

What are attributes (annotations) in PHP 8?

expert

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Showing 41 to 60 of 78 results

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