HTTP Basic Authentication - Sequential Program Control - IT Assessment Answer

IT Assessment Task

Question 1: Explain in 50-100 words how web analysis and design is an iterative process.

Question 2: What are two (2) principles of user-centered web analysis and design, those a web developer should employ to achieve success.

Question 3:  Write down three (3) main items a web-developer should be aware of, for implementing an effective user-centred web analysis and design.

Question 4:

Explain each of the following programming control structures in your own 40-80 words:

1. Sequential Program Control
2. Selection Control
3. Iteration Control

Question 5: Explain each of the following web authentication methods in your own 50-100 words.

1. HTTP Basic authentication
2. Authorization
3. Encryption
4. Cookies
5. Tokens
6. Signatures
7. One-Time Passwords

Question 6: Read the scenario and answer the following questions regarding web authentication methods:

Scenario:

You are a website developer working on XYZ airline reservations system. Airline reservation systems (ARS) are part of the so-called passenger service systems (PSS), which are applications supporting the direct contact with the passenger. ARS eventually evolved into the computer reservations system (CRS). A computer reservation system or central reservation system (CRS) is a computerized system used to store and retrieve information and conduct transactions related to air travel for all XYZ airline clients.

According to above mentioned scenario answer the following questions:

6.1. Explain how “Encryption”, “Authentication” and “Authorization” web authentication methods will be used based on the above scenario. Write your response in 50-100 words for each web authentication methods.

6.1. Give an example in your own 40-80 words where encryption, authentication, and authorization are used by computers.

Question 7: Explain Hypertext Transfer Protocol (HTTP) in your own 50-100 words.

Question 8: Describe the roles of server and client in HTTP in your own 50-100 words.

Question 9: Give an example and explain HTTP session state in 50-100 words.

Question 10: Explain “stateless programming “and its two benefits in 150-200 words.

Question 11: Explain object-oriented programming (OOP) and provide three (3) examples.

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