Chapter 5

In a smart home environment, the usage of microprocessor-controlled devices are very common as it has the following benefit

• smart fridge and freezer can lead to healthy life style

• people become more dependent on the machine to do house hold skills

• people has become less fit as most of the works are done by the machines.

RSI stands for?

• Recurrent spine

  injury

• Repetitive strain

  injury

• Repetitive string

  injury

• Responsive Spine

  injury

"Damage to fingers and wrists caused by continuous use of a

keyboard or repetitive clicking of mouse buttons" . This is the description of ?

• Back and neck strain

• RSI

• Eyestrain

• ozone irritation

Which TWO of the following will reduce or eliminate Back and Neck strain?

• Use fully adjustable chairs to give the

  correct posture

• Make use of anti-glare screens if

  the room lighting is incorrect

• Use tiltable screens and raised it to the

  correct height

• Make proper use of a wrist rest when

  using a mouse or keyboard

Ozone irritation is cause by ?

• scanners

  in an office

• dot matrix printers

  in an office

• laser printers

  in an office

• ink jet printers

  in an office

"Using computer with incorrect

lighting, screen reflections,

flickering screens" will cause .................?

• Ozone irritation

• RSI

• Headaches

• back strain

Which one of the statement below describe the advantages of transport monitoring and control systems.

• A hacker could gain access to the

  computerised system and cause

  disruption.

• ANPR systems mean that innocent

  people’s movements can easily be

  tracked.

• Poorly designed systems could

  compromise safety.

• Stolen cars and criminals can be spotted using

  ANPR.

Which of the following list are describing the advantages of using autonomous trains? (more than one answers)

• It is easier to change train scheduling

• Reduced running costs (fewer staff are

  required)

• Improved safety because human error is

  removed

• Improves the punctuality of the trains

Which of the following statements describe the disadvantages of autonomous vehicles. (more than one answers)

• Reduction in the need for taxis could lead to

  unemployment

• Security and safety issues (software glitches

  could be catastrophic)

• Very expensive system to set up

• human error is removed

Autonomous vehicles uses three (3) hardware/devices to ‘understand’ their immediate environment. Name these 3 devices.

• Sensors, camera and speaker

• speaker, cameras and microprocessors

• sensors, speaker and microprocessors

• sensors, cameras and microprocessors