Data Communications: Protocols vs Standards Quiz
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Questions and Answers

What is a key difference between protocols and standards?

  • Protocols are developed by recognised organisations, while standards are created by individual companies/groups.
  • Protocols are directly implemented on devices, while standards provide broad guidelines. (correct)
  • Protocols provide broad guidelines, while standards are implemented directly on devices.
  • Protocols are defined on how to implement, while standards are directly implemented on devices.

What does a protocol do at the sending computer?

  • Encrypts all data before transmission.
  • Delays the data transmission process.
  • Sends the data in its original form without any modification.
  • Breaks data into smaller packets, adds addressing information, and prepares data for transmission. (correct)

Why is it important for protocols to break data into smaller packets?

  • To reduce the overall data size for faster transmission.
  • To ensure the data can be handled by the protocol effectively. (correct)
  • To complicate the data transmission process.
  • To make the data encryption process easier.

How are network protocols different from data encoding techniques?

<p>Network protocols regulate communication rules, while encoding techniques alter data representation. (B)</p> Signup and view all the answers

What is the purpose of adding addressing information to packets in a protocol?

<p>To ensure the data reaches the correct destination computer on the network. (C)</p> Signup and view all the answers

What is the purpose of breaking communication into discrete chunks called packets?

<p>To facilitate simultaneous conversations between multiple pairs of end-points over a shared network (D)</p> Signup and view all the answers

What are the two main components of a packet?

<p>Header and Payload (D)</p> Signup and view all the answers

What is the purpose of the metadata in a packet?

<p>To provide information about the data being transmitted, such as destination, sender, and time sent (D)</p> Signup and view all the answers

Which of the following is an example of a network protocol?

<p>All of the above (D)</p> Signup and view all the answers

What is the primary purpose of protocols and standards in data communications?

<p>To ensure compatibility and interoperability between different systems and devices (C)</p> Signup and view all the answers

What is the term used to describe the process of encoding data for transmission over a network?

<p>Encapsulation (A)</p> Signup and view all the answers

What is the primary purpose of data communications?

<p>To enable processes to communicate by sending and receiving messages (C)</p> Signup and view all the answers

Which statement accurately describes the relationship between processes in data communications?

<p>Processes are independent and can run separately at different rates (D)</p> Signup and view all the answers

What is the primary function of network protocols in data communications?

<p>To establish rules and conventions for data exchange (D)</p> Signup and view all the answers

Which technique is commonly used for encoding data for transmission in data communications?

<p><strong>Binary encoding</strong> (A)</p> Signup and view all the answers

What is the term used to describe the units of data transmitted in data communications?

<p><strong>Packets</strong> (A)</p> Signup and view all the answers

Which concept in data communications is used to encapsulate data from higher layers into lower layers for transmission?

<p><strong>Encapsulation</strong> (B)</p> Signup and view all the answers

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