[HF100] Hardware Fundamentals
Sample questions for theory test 2

Note: These are samples only. The final assessment will most likely contain questions that are not listed here. All questions will be based on the module prescription.

1. [8.1] Distinguish between process control instructions for
   a. Batch processing
   b. Real time - parallel
   c. Real time - interactive
2. [8.2] Explain how an interrupt is handled in a glasshouse with a single processor managing the sensors
3. [8.2] Using the terms of the process control cycle, explain how traffic lights work
4. [8.2]  Using the terms of the process control cycle, explain how an oven maintains an even temperature
5. [8.3] For the following explain why a process control sysem is needed
   a. Traffic light control
   b. Glass house control
   c. Shuttle launching
   d. Nuclear reactor
6. [8.3] List two examples of applications (other than those prior) where process control systems are used.

1. [9.1] For the following list basic environmental requirements of a computer workstation.
2. [9.1] Imagine that you have just purchased a computer system for home.
   a. Explain two environmental factors you would consider when positioning the computer
   b. Describe, with reasons, the type of furniture you would consider.
3. [9.2] Define the term ergonomics and why it is important fo computer systems.
4. [9.3] What do the letters OOS stand for and suggest ways this injury can be avoided.

[Rev 8/9/98] 7/9/98 © 1998 V/2-Com (Verhaart), P O Box 8415, Havelock North, New Zealand.