Practice Url And Http Communication (2.6) - Networking in Java (Sockets & Protocols)

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does URL stand for?
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Think about how we locate resources online.
Question 2.
What class do we use in Java to read from URLs?
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Look for Java classes in the java.net package.
3Question 3.
What does the URL class in Java represent?
- A path to local files
- A web resource identifier
- A database connection
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It's something you might type into a browser.
4Question 4.
True or False: BufferedReader can be used to read binary data.
- True
- False
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Consider what kind of data BufferedReader is meant to process.
Question 5.
Create a Java program that takes a URL as input and retrieves the content, printing the total number of lines retrieved.
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Don’t forget to handle IOException!
Question 6.
Imagine you have a URL that sometimes goes down. Write a Java method that tries to retrieve content, and if it fails, retries after a short delay.
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Use a counter to limit the number of retries.

5 more questions in this section. Enroll free to practise them all.