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Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
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Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does sandboxing prevent?
💡 Hint: Think about how children's play areas keep things safe.
Question 2
Easy
Explain what message digest is.
💡 Hint: Consider it as a fingerprint of the data.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does the SecurityManager do in Java?
- Controls system resources access
- Generates random numbers
- Encrypts data
💡 Hint: Think about how it protects your application.
Question 2
True or False: The Java Cryptography Architecture (JCA) includes components for generating digital signatures.
- True
- False
💡 Hint: Consider the different functions of JCA.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design an application that implements message digests and digital signatures for secure communication. Include technical specifications and the expected output.
💡 Hint: Consider real-world scenarios where this could apply, like email verification.
Question 2
Create a security policy file for an application that requires read/write access to a specific directory and network access. Describe how it would be enforced using SecurityManager.
💡 Hint: Think about the permissions needed for your application to function without breaching security.
Challenge and get performance evaluation