Client-Server Architecture
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Questions and Answers

What is the primary purpose of a client in a client-server architecture?

  • To initiate a request to the server (correct)
  • To provide a service to the server
  • To process and store data
  • To display data to the user

    • What happens after the server receives a request from the client?

  • The server processes the request and may need to retrieve data from a database (correct)
  • The server sends a response back to the client immediately
  • The server rejects the request and closes the connection
  • The server stores the request for later processing

    • What is the response from the server to the client?

  • Data, a resource, or a confirmation of services rendered (correct)
  • An error message indicating failure
  • A request for more data
  • An ACK packet to confirm receipt

    • What happens after the client receives the response from the server?

    <p>The client processes the response and may need to display the data</p> Signup and view all the answers

    How does the communication between client and server work?

    <p>The client and server may continue to communicate back and forth</p> Signup and view all the answers

    What is the primary purpose of a session object in a stateful server?

    <p>To maintain the client's state across multiple requests and responses</p> Signup and view all the answers

    What is the analogy used to explain client-server architecture?

    <p>Ordering a pizza for delivery</p> Signup and view all the answers

    Which type of server is often used in systems where the client needs to maintain a continuous connection to the server?

    <p>Stateful server</p> Signup and view all the answers

    What is the main function of a database server?

    <p>To store and manage data, and respond to client requests for data access and modification</p> Signup and view all the answers

    Which of the following is an example of a web server?

    <p>Apache</p> Signup and view all the answers

    What is the primary function of an application server?

    <p>To provide services to support the execution of applications</p> Signup and view all the answers

    What type of server provides centralized storage and access to files and folders?

    <p>File server</p> Signup and view all the answers

    What is the primary purpose of HTTP status messages?

    <p>To indicate the outcome of the client's request to the server</p> Signup and view all the answers

    Which HTTP status code indicates that a new resource has been created?

    <p>201 Created</p> Signup and view all the answers

    What category of HTTP status codes indicates that further action needs to be taken by the client?

    <p>3xx Redirection</p> Signup and view all the answers

    What is the purpose of the 100 Continue HTTP status code?

    <p>To indicate that the server has received the initial part of the request</p> Signup and view all the answers

    Which HTTP status code indicates that the requested resource has been permanently moved to a new location?

    <p>301 Moved Permanently</p> Signup and view all the answers

    What category of HTTP status codes indicates that there was a problem with the client's request?

    <p>4xx Client Error</p> Signup and view all the answers

    What is the main purpose of HTTPS?

    <p>To protect data from interception and tampering</p> Signup and view all the answers

    What type of keys are used to establish a secure connection in HTTPS?

    <p>Public and private keys</p> Signup and view all the answers

    What is the primary function of the GET HTTP method?

    <p>To retrieve data from a server</p> Signup and view all the answers

    Which HTTP method is used to submit data to be processed to a specified resource?

    <p>POST</p> Signup and view all the answers

    What is the purpose of the DELETE HTTP method?

    <p>To delete a resource on the server</p> Signup and view all the answers

    What is the function of the public key in HTTPS?

    <p>To encrypt the data</p> Signup and view all the answers

    What is the primary goal of web scraping?

    <p>To extract data from websites for further use</p> Signup and view all the answers

    Is web scraping legal in the US, UK, and EU?

    <p>Web scraping itself is legal, but its application might not be</p> Signup and view all the answers

    What is a crucial aspect to consider in web scraping?

    <p>The manner in which you scrape, the data that you scrape, and how you use that data</p> Signup and view all the answers

    Which laws are most relevant to web scraping?

    <p>Copyright, data protection, contract, and anti-hacking laws</p> Signup and view all the answers

    What is the main reason to consider the legality of web scraping?

    <p>To avoid legal consequences</p> Signup and view all the answers

    What kind of data can be extracted through web scraping?

    <p>Any type of data displayed on a website</p> Signup and view all the answers

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