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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 is a Byte Stream?
💡 Hint: Think about files that you can open and view as binary.
Question 2
Easy
Name one class used for writing character data.
💡 Hint: Remember, the character streams are specifically for text.
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 is the purpose of Java I/O?
- To handle visual data
- To manage file and data input/output
- To write network applications
💡 Hint: Consider the definition of I/O!
Question 2
True or False: FileInputStream is a class used to write binary data.
- True
- False
💡 Hint: Think about what the names imply!
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Develop a small program using BufferedWriter to write a series of integers to a file and then read them back using BufferedReader.
💡 Hint: Think about how to structure file operations - open, write, then close.
Question 2
Discuss the scenarios where RandomAccessFile would be preferred over traditional sequential file handling.
💡 Hint: Consider your workflow: do you need to read from the start to the end or access specific sections?
Challenge and get performance evaluation