AS & A Level Information Technology (9626) — February–March 2023, Paper 32

Cellular networks use 3G, 4G and 5G systems for mobile communications so that users can access internet services. Explain how 4G cellular networks provide a better service than 3G…

Contrast the use of Wi-fi and cabled Ethernet connections for transmitting data between computing devices on LANs.

Compare the use of static and dynamic routing when sending data packets through IP networks. You must include similarities and differences.

A newly developed computer system is being evaluated for ease of use. Describe four aspects of the ease of use of the new system that could be examined in the evaluation.

A retail company has a computer system used by all of its departments. Pilot running will be used to implement a new computer system. Discuss the benefits and drawbacks of using…

Describe how news organisations use social media.

A Work Breakdown Structure (WBS), included in the Performance Evaluation and Review Technique (PERT), is created during the planning of a project. Explain the purpose of a WBS.

JavaScript code can be written to perform different actions depending on different conditions. Describe the use of the switch operator, such as switch(name), in JavaScript code to…

Evaluate the use of prototyping in software development.

A digital camera captures bitmap images. These images can be converted into editable vector shapes. Describe how a bitmap image is converted into editable vector shapes.