Worked Example A-B

Description

Mobile phones 2
Lexie-Heartsit
Note by Lexie-Heartsit, updated more than 1 year ago
Lexie-Heartsit
Created by Lexie-Heartsit over 10 years ago
67
0

Resource summary

Page 1

Rosie is choosing a new mobile phone. Some of the phones use different network bands. Describe what is meant by network band. 

Mobile phones in different areas of the world use different frequencies or network bands. If uses want to use their mobile phones abroad they will have to have a dual or triband or to cover the whole world a quad-band phone. 

John is concerned about data security. State two ways which he can protect the information on his phone.

Possible Answers: Hide phone  Set a pin Lock the sim card Record the unique IMEI number restrict Bluetooth usage.  Encrypt Data Backup Data Switch roaming off abroad

Example A-B

Example E-D

Show full summary Hide full summary

Similar

Networks
Will8324
Types and Components of Computer Systems
Jess Peason
Input Devices
Jess Peason
Output Devices
Jess Peason
User Interfaces
Skeletor
FLAT FILE VS RELATIONAL DATABASE
rosiejones
FREQUENCY TABLES: MODE, MEDIAN AND MEAN
Elliot O'Leary
CUMULATIVE FREQUENCY DIAGRAMS
Elliot O'Leary
GCSE History – Social Impact of the Nazi State in 1945
Ben C
Conferences of the Cold War
Alina A