2a A school has implemented an online system that allows t…
2a A school has implemented an online system that allows teachers to set tasks, and students to complete and upload work. The system is accessed using a website. The website has a URL and an IP address. 2a (i) Describe the relationship between a URL and internet protocol (IP) address and the role of a domain name server (DNS) in the conversion. (6) 2a (ii) There are two versions of the IP address, version 4 (IPV4) and version 6 (IPV6). Describe the differences between IPV4 and IPV6. (2) 2b A teacher completes a form on the website to set a new task. The form has restrictions on what data can be entered. For example, the deadline date must be in the future. When submitted, the data is stored on a database on the server. 2b (i) Describe the role of client-side scripting in this part of the website. (2) 2b (ii) Describe the role of server-side scripting in this part of the website. (2) 2c A new update to the website includes a social networking aspect, where students can communicate with each other both socially and as part of their schoolwork. A student has raised a concern about the website increasing the students’ digital footprint. 2c (i) State what is meant by a digital footprint. (1) 2c (ii) Describe one positive aspect of a digital footprint. (1) 2c (iii) Describe one negative aspect of a digital footprint. (1) [15]
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