TA2 Revision

TA2 Revision

1. HCI

   • This stands for Human Computer Interface
   • Purpose is to allow communication between the user and digital system
   • Types of interaction
     • type
     • touch
     • gesture
     • voice
   • How it is captured
     • keyboard
     • sensor
     • camera
     • microphone
   • Examples Of HCI
     • Embedded systems
       • built into a device or system
       • examples that there in
         • washing machine
           • wash cycle temp
         • cars
           • cruise contol speed
         • fridge
           • overall temp
     • Banking
       • decrease in physical banks and moved to online
       • very important that they have a high level of security online
       • HCI is presented on a moblie device or pc to access online banking
       • HCI will allow to user to manage their account
         • this is done by providing instructions and interaction opportunities
       • How a HCI is used
         • typing username/password
         • scanning a finger print
         • recording a phrase using a microphone

2. Advantages of HCI in different areas

   • Embedded systems
     • Greater flexability in use compared to older devices
     • Ability to set preferences such as specific heating levels
   • Banking
     • Increased security
     • A customer only has access to their accounts
     • Can opperate bank facilities without the need for bank staff
     • Flexibility in when and how to use bank
   • Entertainment
     • Offers users a personalised experience
     • Different users can use the same device
   • Fitness
     • personalised settings
     • Clear st up of exercise plan
     • Easy to see and moniter progress
   • Home appliances
     • Appliances performance can be tailored to meet the user requirements
     • Appliances can be user activated or delayed whenever and wherever the user is located

3. Disadvantages of HCI in different areas