Questions: Computer systems
Pick a question type. Each time you get new numbers. Free ones are marked free.
The CPU and the fetch-execute cycle
- Fetch-execute: the accumulatorState, 3 marks, Plus
- Fetch-execute: register tableComplete, 4 marks, Plus
- Fetch-execute: during a fetchState, 2 marks, Plus
- The fetch-execute cycle in orderComplete, 1 mark, free
- RegistersState, 1 mark, free
- Parts of the CPUIdentify, 1 mark, free
- Hardware or software?Identify, 1 mark, free
- Fetch-execute: MAR and MDR during executeState, 2 marks, Plus
- Fetch-execute: the missing instructionIdentify, 1 mark, Plus
- The address busCalculate, 2 marks, Plus
- Fetch-execute: the ACC after each instructionComplete, 2 marks, Plus
CPU performance and embedded systems
- Clock speedCalculate, 1 mark, free
- How long does a task take?Calculate, 2 marks, Plus
- Time for one clock cycleCalculate, 1 mark, Plus
- Sharing work between coresCalculate, 3 marks, Plus
- What affects CPU performance?Identify, 1 mark, free
- Embedded systemsIdentify, 1 mark, Plus
- Hertz, megahertz and gigahertzConvert, 1 mark, Plus
- Which CPU is faster for this task?Calculate, 3 marks, Plus
- Instructions per secondCalculate, 2 marks, Plus
Memory
- RAM and ROMIdentify, 1 mark, Plus
- Virtual memoryIdentify, 1 mark, Plus
- What fits in RAM?Calculate, 2 marks, Plus
- How much virtual memory?Calculate, 2 marks, Plus
- The boot process and cacheIdentify, 1 mark, Plus
- Why more RAM helpsExplain, 3 marks, Plus
Secondary storage
- Choosing storageIdentify, 1 mark, Plus
- Storage characteristicsIdentify, 1 mark, Plus
- How many files fit?Calculate, 2 marks, Plus
- Copying timeCalculate, 2 marks, Plus
- Cost per gigabyteCalculate, 3 marks, Plus
- Recommend storage (6 marks)Discuss, 6 marks, Plus
- Magnetic, optical or solid state?Identify, 1 mark, Plus
- Hard disk or SSD: reading timeCalculate, 3 marks, Plus
- Cloud storageIdentify, 1 mark, Plus
System software
- Operating system functionsIdentify, 1 mark, Plus
- Utility softwareIdentify, 1 mark, Plus
- How the OS handles memory and multitaskingExplain, 4 marks, Plus
- BackupsCalculate, 3 marks, Plus
- System or application software?Identify, 1 mark, Plus
- Which job of the operating system?Identify, 1 mark, Plus
- User interfacesIdentify, 1 mark, Plus
- File and user managementIdentify, 1 mark, Plus
- Making software robustIdentify, 1 mark, Plus
- Audit trails and code reviewsIdentify, 1 mark, Plus
- Explain audit trails and code reviewsExplain, 3 marks, Plus
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