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12 Questions

3 Views

Impatient Steve's Refresh Fiasco

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Questions and Answers

What is the reason behind Impatient Steve's repeated clicking on the webpage?

He wants to test the server's limits.

He wants to crash the server.

He wants to test his internet speed.

He believes it speeds up the process. (correct)

What happens to the service when Impatient Steve continuously clicks on the webpage?

It becomes faster.

It remains unaffected.

It becomes slower for everyone. (correct)

It crashes immediately.

How does Impatient Steve regain access to the server after the initial ban?

He waits for 24 hours.

He buys a new computer.

He apologizes to the server administrator.

He uses a VPN to mask his IP. (correct)

What is the solution to manage access to the server and avoid Impatient Steve's issues?

Implementing the Proxy design pattern. Signup and view all the answers

What is the reason why Impatient Steve's clicking slows down the service?

Each click adds to the queue, slowing it down. Signup and view all the answers

Why is the initial solution of banning Impatient Steve's IP not sufficient?

Impatient Steve can find ways to bypass it. Signup and view all the answers

What is the primary purpose of the Proxy design pattern?

To delay the creation of a resource-intensive object until it is necessary. Signup and view all the answers

What is the role of the Proxy class in the Proxy design pattern?

To act as a gatekeeper, controlling access to the real object. Signup and view all the answers

When is the HighResImage object created in the Proxy design pattern?

When the client requests a method that requires the image. Signup and view all the answers

What is the benefit of using the Proxy design pattern in the scenario described?

It conserves resources by delaying the creation of the HighResImage object until necessary. Signup and view all the answers

What is the term used to describe the technique of delaying the creation of an object until it is necessary?

Lazy loading Signup and view all the answers

What is the purpose of the RealSubject class in the Proxy design pattern?

To act as the real object, providing the actual image processing capabilities. Signup and view all the answers