Email Protocols (4 marks)
Discuss the importance of email protocols such as POP3, SMTP, and IMAP in the context of sending and receiving emails.
Email Protocols (4 marks) Read More »
Pearson Edexcel (2020)
HTTP and HTTPS (3 marks)
Identify and explain the significance of HTTPS in web communications.
HTTP and HTTPS (3 marks) Read More »
The TCP/IP Model (2 marks)
Describe the role of the Transport layer in the TCP/IP model during data transmission.
The TCP/IP Model (2 marks) Read More »
The FTP Protocol (2 marks)
Briefly explain the role of the FTP protocol in network communication.
The FTP Protocol (2 marks) Read More »
Megabits to Gigabits (1 mark)
Identify the network speed, in gigabits per second (Gbps), equivalent to 1000 megabits per second (Mbps).
Megabits to Gigabits (1 mark) Read More »
What’s a Protocol? (1 mark)
Describe what is meant by a network protocol.
What’s a Protocol? (1 mark) Read More »
The Ethernet Protocol (2 marks)
Explain why Ethernet is important for local area networks (LANs).
The Ethernet Protocol (2 marks) Read More »
TCP/IP vs HTTP (3 marks)
Compare the TCP/IP protocol with HTTP, highlighting one key difference.
TCP/IP vs HTTP (3 marks) Read More »
Download Time Calculation (4 marks)
A video file is 1.5 gibibytes (GiB) in size. Your internet connection has a download speed of 50 Mbps. Calculate how long it will take to download the video file. Show all your working, and give your answer in minutes.
Download Time Calculation (4 marks) Read More »
Transmission Time Calculation (2 marks)
A file has a size of 10 megabytes (MB). Calculate the time in seconds it would take to transmit this file over a network operating at a speed of 8 megabits per second (Mbps). Show all your working.
Transmission Time Calculation (2 marks) Read More »