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Assignment1.pdf
Assignment2.pdf

Assignment1.pdf

UU-MBA-741-ZM Business Data Communication and Security

Assignment 1

Dear students,

This is your first assignment for this course that accounts for 50% of your total marks

for the course.

Please answer and elaborate on the following questions:

1. What is an application-layer message? A transport-layer segment? A network

layer datagram? A link-layer frame? Elaborate on your answers.

2. Name the advantages of optical fiber over twisted-pair and coaxial cable. Please

elaborate on your answer.

3. What are the four generic architectural components of a public communications

network? Define and elaborate on each of term.

4. Alice wants to send a message to Bob using SHA-1 hashes. She consults with

you regarding the appropriate signature algorithm to be used. What would you

suggest? Please elaborate to explain your suggestion.

5. Explain and elaborate on the impact that communication network applications

have had on business and everyday life.

6. Why are standards important for protocols? Please elaborate.

7. What is a message called that is delivered by TCP? What is a message called

that is delivered by UDP? At which layer do the two protocols work

8. Compare the network topologies (Star, Bus and Ring). What capabilities and

what limitations do they have? Please elaborate on your answer.

Word Count: 3000 words (maximum)

Submit to VLE the following:

Your answers in a pdf document.

Your work needs to be well written and have quality information. Your work must be

clear and must be able to educate someone with no prior knowledge in the field of Data

Communication.

Notes:

• Please read and apply the rules for referencing.

• The assignment is your own individual work. I expect all sent assignments to

be very different from one another even if they are based on the same topic.

• The deadline is the end of week 3.

• This is worth 50% of your mark

UU-MBA-741-ZM Business Data Communication and Security

Assignment2.pdf

UU-MBA-741-ZM Business Data Communication and Security

Assignment 2

Dear students,

This is your second assignment for this course that accounts for 50% of your total marks

for the course.

Please answer and elaborate on the following questions:

1. List and briefly define categories of passive and active security attacks.

Elaborate on your answer.

2. What are the roles of the public and private key in Cryptography? Please

elaborate on your answer.

3. What are typical phases of operation of a virus and a worm? Describe and

elaborate on each of them.

4. In what ways is denial of service (lack of availability for authorized users) a

vulnerability to users of single-user personal computers? Please elaborate to

explain your point of view.

5. What are the benefits that can be provided by an intrusion detection system?

Justify your answer with facts.

6. List and describe four techniques used by firewalls to control access and enforce

a security policy. Please elaborate on your answer.

7. What are the principal differences between version 4 and version 5 of Kerberos?

Please elaborate on your answer.

8. What are the differences between a policy, a standard, and a practice? What are

the three types of security policies? Where would each be used? What type of

policy would be needed to guide use of the Web? E-mail? Office equipment for

personal use?

Word Count: 3000 words (maximum)

Submit to VLE the following:

Your answers in a pdf document.

Your work needs to be well written and have quality information. Your work must be

clear and must be able to educate someone with no prior knowledge in the field of Data

Communication.

Notes:

• Please read and apply the rules for referencing.

• The assignment is your own individual work. I expect all sent assignments to

UU-MBA-741-ZM Business Data Communication and Security

be very different from one another even if they are based on the same topic.

• The deadline is the end of week 7.

• This is worth 50% of your mark

Assignment2.pdf

UU-MBA-741-ZM Business Data Communication and Security

Assignment 2

Dear students,

This is your second assignment for this course that accounts for 50% of your total marks

for the course.

Please answer and elaborate on the following questions:

1. List and briefly define categories of passive and active security attacks.

Elaborate on your answer.

2. What are the roles of the public and private key in Cryptography? Please

elaborate on your answer.

3. What are typical phases of operation of a virus and a worm? Describe and

elaborate on each of them.

4. In what ways is denial of service (lack of availability for authorized users) a

vulnerability to users of single-user personal computers? Please elaborate to

explain your point of view.

5. What are the benefits that can be provided by an intrusion detection system?

Justify your answer with facts.

6. List and describe four techniques used by firewalls to control access and enforce

a security policy. Please elaborate on your answer.

7. What are the principal differences between version 4 and version 5 of Kerberos?

Please elaborate on your answer.

8. What are the differences between a policy, a standard, and a practice? What are

the three types of security policies? Where would each be used? What type of

policy would be needed to guide use of the Web? E-mail? Office equipment for

personal use?

Word Count: 3000 words (maximum)

Submit to VLE the following:

Your answers in a pdf document.

Your work needs to be well written and have quality information. Your work must be

clear and must be able to educate someone with no prior knowledge in the field of Data

Communication.

Notes:

• Please read and apply the rules for referencing.

• The assignment is your own individual work. I expect all sent assignments to

UU-MBA-741-ZM Business Data Communication and Security

be very different from one another even if they are based on the same topic.

• The deadline is the end of week 7.

• This is worth 50% of your mark

Assignment1.pdf

UU-MBA-741-ZM Business Data Communication and Security

Assignment 1

Dear students,

This is your first assignment for this course that accounts for 50% of your total marks

for the course.

Please answer and elaborate on the following questions:

1. What is an application-layer message? A transport-layer segment? A network

layer datagram? A link-layer frame? Elaborate on your answers.

2. Name the advantages of optical fiber over twisted-pair and coaxial cable. Please

elaborate on your answer.

3. What are the four generic architectural components of a public communications

network? Define and elaborate on each of term.

4. Alice wants to send a message to Bob using SHA-1 hashes. She consults with

you regarding the appropriate signature algorithm to be used. What would you

suggest? Please elaborate to explain your suggestion.

5. Explain and elaborate on the impact that communication network applications

have had on business and everyday life.

6. Why are standards important for protocols? Please elaborate.

7. What is a message called that is delivered by TCP? What is a message called

that is delivered by UDP? At which layer do the two protocols work

8. Compare the network topologies (Star, Bus and Ring). What capabilities and

what limitations do they have? Please elaborate on your answer.

Word Count: 3000 words (maximum)

Submit to VLE the following:

Your answers in a pdf document.

Your work needs to be well written and have quality information. Your work must be

clear and must be able to educate someone with no prior knowledge in the field of Data

Communication.

Notes:

• Please read and apply the rules for referencing.

• The assignment is your own individual work. I expect all sent assignments to

be very different from one another even if they are based on the same topic.

• The deadline is the end of week 3.

• This is worth 50% of your mark

UU-MBA-741-ZM Business Data Communication and Security

Assignment2.pdf

UU-MBA-741-ZM Business Data Communication and Security

Assignment 2

Dear students,

This is your second assignment for this course that accounts for 50% of your total marks

for the course.

Please answer and elaborate on the following questions:

1. List and briefly define categories of passive and active security attacks.

Elaborate on your answer.

2. What are the roles of the public and private key in Cryptography? Please

elaborate on your answer.

3. What are typical phases of operation of a virus and a worm? Describe and

elaborate on each of them.

4. In what ways is denial of service (lack of availability for authorized users) a

vulnerability to users of single-user personal computers? Please elaborate to

explain your point of view.

5. What are the benefits that can be provided by an intrusion detection system?

Justify your answer with facts.

6. List and describe four techniques used by firewalls to control access and enforce

a security policy. Please elaborate on your answer.

7. What are the principal differences between version 4 and version 5 of Kerberos?

Please elaborate on your answer.

8. What are the differences between a policy, a standard, and a practice? What are

the three types of security policies? Where would each be used? What type of

policy would be needed to guide use of the Web? E-mail? Office equipment for

personal use?

Word Count: 3000 words (maximum)

Submit to VLE the following:

Your answers in a pdf document.

Your work needs to be well written and have quality information. Your work must be

clear and must be able to educate someone with no prior knowledge in the field of Data

Communication.

Notes:

• Please read and apply the rules for referencing.

• The assignment is your own individual work. I expect all sent assignments to

UU-MBA-741-ZM Business Data Communication and Security

be very different from one another even if they are based on the same topic.

• The deadline is the end of week 7.

• This is worth 50% of your mark

Assignment1.pdf

UU-MBA-741-ZM Business Data Communication and Security

Assignment 1

Dear students,

This is your first assignment for this course that accounts for 50% of your total marks

for the course.

Please answer and elaborate on the following questions:

1. What is an application-layer message? A transport-layer segment? A network

layer datagram? A link-layer frame? Elaborate on your answers.

2. Name the advantages of optical fiber over twisted-pair and coaxial cable. Please

elaborate on your answer.

3. What are the four generic architectural components of a public communications

network? Define and elaborate on each of term.

4. Alice wants to send a message to Bob using SHA-1 hashes. She consults with

you regarding the appropriate signature algorithm to be used. What would you

suggest? Please elaborate to explain your suggestion.

5. Explain and elaborate on the impact that communication network applications

have had on business and everyday life.

6. Why are standards important for protocols? Please elaborate.

7. What is a message called that is delivered by TCP? What is a message called

that is delivered by UDP? At which layer do the two protocols work

8. Compare the network topologies (Star, Bus and Ring). What capabilities and

what limitations do they have? Please elaborate on your answer.

Word Count: 3000 words (maximum)

Submit to VLE the following:

Your answers in a pdf document.

Your work needs to be well written and have quality information. Your work must be

clear and must be able to educate someone with no prior knowledge in the field of Data

Communication.

Notes:

• Please read and apply the rules for referencing.

• The assignment is your own individual work. I expect all sent assignments to

be very different from one another even if they are based on the same topic.

• The deadline is the end of week 3.

• This is worth 50% of your mark

UU-MBA-741-ZM Business Data Communication and Security

Assignment2.pdf

UU-MBA-741-ZM Business Data Communication and Security

Assignment 2

Dear students,

This is your second assignment for this course that accounts for 50% of your total marks

for the course.

Please answer and elaborate on the following questions:

1. List and briefly define categories of passive and active security attacks.

Elaborate on your answer.

2. What are the roles of the public and private key in Cryptography? Please

elaborate on your answer.

3. What are typical phases of operation of a virus and a worm? Describe and

elaborate on each of them.

4. In what ways is denial of service (lack of availability for authorized users) a

vulnerability to users of single-user personal computers? Please elaborate to

explain your point of view.

5. What are the benefits that can be provided by an intrusion detection system?

Justify your answer with facts.

6. List and describe four techniques used by firewalls to control access and enforce

a security policy. Please elaborate on your answer.

7. What are the principal differences between version 4 and version 5 of Kerberos?

Please elaborate on your answer.

8. What are the differences between a policy, a standard, and a practice? What are

the three types of security policies? Where would each be used? What type of

policy would be needed to guide use of the Web? E-mail? Office equipment for

personal use?

Word Count: 3000 words (maximum)

Submit to VLE the following:

Your answers in a pdf document.

Your work needs to be well written and have quality information. Your work must be

clear and must be able to educate someone with no prior knowledge in the field of Data

Communication.

Notes:

• Please read and apply the rules for referencing.

• The assignment is your own individual work. I expect all sent assignments to

UU-MBA-741-ZM Business Data Communication and Security

be very different from one another even if they are based on the same topic.

• The deadline is the end of week 7.

• This is worth 50% of your mark

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