Computer Networks Answers

Suppose two hosts A and B are directly connected. Length of the link is 10,000 km and the transmission rate is 10 Mbps. The propagation speed of the link in 0.5 * 108 m/s. Based on this information answer the following questions.

(i) Suppose A sends a file of 100 MB size. How long does it take to send the file? Assume the file is sent continuously.

(ii) Suppose the original file is broken up into 100 packets where size of each packet is 1MB. B sends an ACK for each packet and A cannot send a packet until the previous packet is acknowledged. Transmission time of an ACK packet is negligible. How long does it take to send the file?   

. The company want each department to have its own

subnet. In total, Prime Innovative Technologies CC have 240 employees. Each employee owns a

computer. The anticipated growth of the company is to have 2400 employees by the year 2025.

All the employees must be able to communicate with each other within the company. The

company’s HQ connects to the company’s ISP.

One of the branches is recommended to make use of a switched local network that have to

connect the departments. Within this branch, you are therefore required to make use of VLANs.

As an expert in network administration, you have been hired by this company to design,

configure and administer their needs.

4. You are given an IP address block of 172.27.0.0 /19. You are therefore required to utilise this

IP address block to create all the needed subnets as per requirements. Make sure to

document your subnets properly.

Ref: 2011. Department Of Justice And Constitutional Development. Government Notice. 31

August 2011.

https://www.justice.gov.za/legislation/notices/2011/20110831_gg34572_n702-disclosure￾guidelines.pdf

Q.6.1 Define whistleblowing and explain the circumstances under which it would be

justified.

(10)

Q.6.2 Q.6.2.1 Define a restraint of trade agreement and explain under what

circumstances it would be valid.

(10)

Q.6.2.2 List five rules of netiquette.

Please explain what steps you will take to prevent hackers from getting access to your personal information.
I need the sentences longer
can you do a longer a paragraph

Describe how reflection can be used to achieve team improvement.

Describe how reflection can be used to achieve team improvement

You are creating a new, innovative machine for a company that you work for. The idea is new and

will give your company a real competitive advantage. The owner of the company wants to

copyright the machine that you are developing. You need to explain the following to the owner of

the company:

Q.4.1 Is copyright an appropriate form of intellectual property protection for a new

machine? Explain your answer.

(3)

Q.4.2 If not, what is the most appropriate form or intellectual property protection

for an innovative machine? Explain your answer.

(4)

Q.4.3 How is the most appropriate form of protection applied for? (2)

Q.4.4 How much protection will it provide? (4)

Q.4.5 Who owns the intellectual property relating to the machine?

Questions:

1.Would you be able to make use of this knowledge obtained in this module? In what scenario would it be? About the 5S Principle.

2.Will you apply it personality or in the future when you are already working for a company?What scenario that would be? About the 5S Principles.

"Social networking makes social engineering easy " Do u agree ? Give 3 reasons for that.

The system has been running for five years now. Yesterday, the government banking watchdog approached you to ask some questions about two suspicious transactions on your system that look like criminal money laundering. You have been told that each unreported transaction will result in a fine of $15,000. The Primacy of the Public Interest You will place the interests of the public above those of personal, business or sectional interests 2. The Enhancement of Quality of Life You will strive to enhance the quality of life of those affected by your work. 3. Honesty You will be honest in your representation of skills, knowledge, services and products. 4. Competence You will work competently and diligently for your stakeholders. 5. Professional Development You will enhance your own professional development, and that of your staff. 6. Professionalism You will enhance the integrity of the ACS and the respect of its members for each other.

Explain each of the possible choices of actions in this scenario ?