a) Explain the difference between connectionless and connection-oriented services. b) Break the class C address 216.21.5.0/24 into five (5) subnets. c) Why is there no need for CSMA/CD on a full-duplex Ethernet LAN?
a) Explain the difference between connectionless and connection-oriented services. b) Break the class C address 216.21.5.0/24 into five (5) subnets. c) Why is there no need for CSMA/CD on a full-duplex Ethernet LAN?
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question 4
- a) Explain the difference between connectionless and connection-oriented services.
- b) Break the class C address 216.21.5.0/24 into five (5) subnets.
- c) Why is there no need for CSMA/CD on a full-duplex Ethernet LAN?
- d) What is the responsibility of the MAC sublayer.
- e) List the layers of the Internet model
Question 5
- a) Performance is inversely related to delay. When you use the Internet, which of the
following applications are more sensitive to delay, explain your answer.
- Sending an e-mail
- Copying a file
iii. Surfing the Internet
- b) Draw a hybrid topology with a star backbone and three ring networks.
- c) A power of a signal is 10 watts and the power of noise is 1 microwatts.
- What is the SNR (signal-to-noise ratio)?
- What is the SNR in decibel (dB)
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