CMM028 - IT Infrastructure and Administration - IT Assignment Help

Assignment Task

Learning Outcomes Assessed
This coursework assesses:
LO1 Identify key concepts and components of a computer and how it connects to the Internet.
LO2 Describe and discuss recent and evolving developments, system architectures and technologies.
LO3 Critically evaluate operating systems architecture, functionality and facilities

Computer Architecture
1. Give a brief description of the von Neumann architecture and briefly state how this relates to the major components of a modern computer.
2. John notices that his program runs faster on a computer with a 2.7GHz processor than it does on a different computer with a 3.2GHz processor. Give three explanations of why this might have happened.
3. Suppose a CPU accesses the following memory data addresses in the order given below.
100, 104, 12, 12, 105, 104, 12 107, 100, 12, 105
Show which memory items are stored in its cache after each data access. The cache has enough space to store 3 items and is initially empty. The cache replacement policy is least recently used (LRU).

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