MOBILE PHONES

Description

A mindmap summarising mobile phones, for GCSE ICT revision.
hk13
Mind Map by hk13, updated more than 1 year ago
hk13
Created by hk13 over 8 years ago
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Resource summary

MOBILE PHONES
  1. most widely used digital device
    1. Core functions
      1. mobile phones developed to allow people to make calls when they were on the move
        1. later, using the number keys, people were able to send short text messages using SMS
        2. Added functions
          1. modern smartphones are multifunctional devices. They have gradually taken on functions that were, or are still, done by other devices
            1. Smartphones can perform the functions of personal media players, cameras, laptops, games consoles and sat navs.
              1. This is convergence
            2. Multifunctional mobile phones
              1. internet browsing
                1. stream music and videos
                2. camera/video camera
                  1. -take still images and capture video -make video calls
                  2. data storage
                    1. -store photos, music and video -removable storage (e.g. micro SD card) allows easy transfer
                    2. productivity
                      1. -learning, financial management, entertainment and travel apps boost productivity and save time
                      2. entertainment
                        1. -play music and video -play games
                        2. GPS receiver
                          1. -pinpoint position on a map -get local info ( e.g. weather) -use as a navigational device
                        3. WORKED EXAMPLE Some people find it difficult to use a mobile phone. State two features that can make using a phone easier.
                          1. 1) Louder ring tone 2) Clearer display
                            1. 2 marks
                              1. target F-E
                              2. WORKED EXAMPLE Rosie is choosing a new mobile phone. Some of the phones use different network bands. Describe what is meant by 'network band'.
                                1. Mobile phones in different areas of the world use different frequencies or network bands. If users want to use their mobile phones abroad, they will have to use their mobile phones abroad they will have to use a dual band, tri band or, to cover the whole world, a quad band.
                                  1. 2 marks
                                    1. target B-A
                                    2. roaming- using your mobile phone abroad
                                      1. Security
                                        1. mobile phones and data they contain must be kept safe
                                          1. Hide the phone- over 50% of thefts occur when phones are left in plain sight in car
                                            1. Set a PIN, password or biometric lock
                                              1. Lock the SIM card
                                                1. Record the unique IMEI number- the mobile service provider can block the phone using this number
                                                  1. Restrict Bluetooth usage- 'bluejacking' is where people nearby send anonymous messages to users who have left Bluetooth switched on
                                                  2. Responsible use
                                                    1. don't walk along using mobile- more likely to be in an accident
                                                      1. don't use a mobile phone while driving
                                                        1. recycyle old phones
                                                          1. don't take someone's photo without permission
                                                            1. don't use mobile in quiet places
                                                              1. don't send bullying messages
                                                                1. don't overuse- you could get repetitve strain injury
                                                                2. different needs
                                                                  1. who is it for
                                                                    1. a teenager
                                                                      1. a business person
                                                                        1. an older person
                                                                          1. a partially sighted person
                                                                          2. what will they use it for
                                                                            1. entertainment
                                                                              1. business
                                                                                1. both
                                                                                2. what peripherals do they want to use with it
                                                                                  1. docking station
                                                                                    1. hands free kit
                                                                                      1. Bluetooth or Wi-Fi speakers
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