Protocols & Standards
Lesson Instructions
Watch and follow the YouTube video, the lesson contains three parts:
Key Information and content - all you need to do here is watch and listen. We recommend you take some notes for this one!
Learning activity - You are to complete the matching activity.
Consolidation - these are past exam question and are for deliberate practice to check your understanding.
Protocols and Standards Full Lesson Video.mp4Task - Matching Activity
Task - Exam Questions - Deliberate Practice
Mark Scheme
Question 1
(a)
An agreement / set of rules / standard
... for how computers should communicate // how data is sent/received/transmitted on a network
Example of what could be agreed in the protocol (e.g. speed / error checking / etc.)
(b) (i)
FTP / file transfer protocol
Uses a client-server model // sends from client to server // sends from server to client
(b) (ii)
HTTPS / hyper text transfer protocol secure
Encrypts the connection/data // Uses SSL/secure socket layer
(c)
1 Mark for IMAP, 1 mark for SMTP
IMAP
Retrieves/accesses/downloads an email
Allows synchronization/management of account
SMTP
Sends/forwards/transmits an email