Question: 7. Write an application that creates and starts three threads. a. Each thread is instantiated from the same class. b. It executes a loop with

7. Write an application that creates and starts three threads.

a. Each thread is instantiated from the same class. b. It executes a loop with 10 iterations. i. Each iteration displays the string "HELLO" ii. Sleeps for 300 milliseconds. c. The application waits for all the threads to complete & displays the message "Good Bye...".

8. Draw a use case diagram for a Library Management System.

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4. Are there any disadvantages?

3. What are the main benefits of using more information technology?

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