Senior Technology Lead Interview Questions and Answers

Steps to prevent PRD INC

• Regularly update software and security patches

• Implement strong access controls and authentication measures

• Conduct regular security audits and penetration testing

• Educate employees on cybersecurity best practices

• Implement data encryption and backup procedures

Laravel prevents SQL Injection by using parameter binding and prepared statements.

• Laravel uses parameter binding to automatically sanitize user input before executing SQL queries.

• Prepared statements are used to separate SQL code from user input, preventing malicious SQL injection attacks.

• Eloquent ORM in Laravel also helps prevent SQL injection by automatically escaping input values.

Reverse routing in Laravel is the process of generating URLs based on route names.

• Reverse routing helps in generating URLs dynamically without hardcoding them in the application.

• It allows developers to easily change the URL structure without affecting the codebase.

• Example: route('profile') will generate the URL for the 'profile' route.

• Example: route('user.show', ['id' => 1]) will generate the URL for the 'user.show' route with the parameter 'id'.

Implementing a small output type program involves writing code to achieve a specific task or calculation.

• Define the problem statement and expected output clearly

• Choose the appropriate programming language and tools

• Write the code to perform the required task

• Test the program with sample inputs to ensure correctness

• Optimize the code for efficiency if needed

Error handling in Express involves using middleware functions to catch and handle errors.

• Use try-catch blocks in route handlers to catch synchronous errors

• Use next function in middleware to pass errors to error handling middleware

• Create a custom error handling middleware to handle errors globally

• Use status codes and error messages to communicate errors to clients