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Q1. Distinguish between packet switching and circuit switching: Give three advantages and three disadvantages of each one.
Q2. Discuss four advantages of layering as seen in the TCP/IP architecture.
Q3. Large files sent over the network must be broken up into smaller packets. How does the IP layer keep the packets from getting misplaced or collected out of order?
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Assume that airliner carries 10,000 kg of those floppies at speed of 1000 km/h over distance of 5000 km. Compute data transmission rate in bits per second of this system?
Describe the difference between MAC Destination Address in Ethernet header and one found in ARP payload.
Synchronous time division multiplexing is used, along with the standard analog-to-digital sampling rate, and each sample is converted into an 8-bit value?
Given narrow (usable) audio bandwidth of telephone transmission facility, a nominal SNR of 56dB (400,000), and a distortion level of <0.2%. Determine actual maximum channel capacity?
Router on one of the subnets will connect network to Internet. All computers on network will require access to the Internet. Determine the correct subnet mask for network?
Explain these generic and VoIP specific issues. What are the risks? How are these threats being addressed? What can you do as a manager?
How this company can handle SNMP from corporate location. Write details on versions, basic operations, and MIBs. Describe the advantages of this kind of centralized monitoring.
How will your company ensure adequate destruction of the materials thus ensuring an individual's privacy? Will any state-wide, national, or industry standards be met? If so, which ones and how?
An entrepreneur is interested in establishing her own world-wide satellite radio infrastructure and has requested your help. Describe and justify the infrastructure that you would develop.
Suppose the role of IT consultant to new nonprofit organization, Free Flu, that gives flu shots to elderly. The organization requires domain name.
Assume the file is sent continuously as one big message. How long does it take to send file assuming it is sent continuously.
Propose a sub-network design that will meet the needs of Acme Corporation.
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