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IGCSE CS
Home
Units
1 Coding & Hardware
2 Data Representation
Representing Numbers
Representing Text & Lossless Compression
Representing Images Sound Video
3 Logic Gates to Processors
Logic Gates
Computer Architecture
4 Programming + Project
Algorithms and Tracing
Arrays and Algorithms
Testing and Debugging
Validation and Verification
Top Down Design and Functions
Projects
5 OS & Programming Languages
Programming Languages
Operating Systems
6 Communication, Internet & Security
Data Transmission & Error Detection
Internet
Security
Computerphile Videos
7 Hardware & Ethics
Input Devices
Output Devices
Storage Devices
Sensors
Copyright and Licenses
Ethical Issues
8 Databases
Assessment
AT1 Sensors & Flowcharts
AT2 Data Representation
AT3 Logic Circuits & Processors
AT4 Half Yearly Exam
AT5 Programming Project
AT6 Topics 5 & 6
AT7 Hardware & Ethics
AT8 Database Quiz
AT9 Mock Exam
Resources
Pseudocode & Flowcharts
Python Resources
Python Snippets
PyGame Zero
GUI Zero
LMC
Exams
Prerelease Resources
More
Home
Units
1 Coding & Hardware
2 Data Representation
Representing Numbers
Representing Text & Lossless Compression
Representing Images Sound Video
3 Logic Gates to Processors
Logic Gates
Computer Architecture
4 Programming + Project
Algorithms and Tracing
Arrays and Algorithms
Testing and Debugging
Validation and Verification
Top Down Design and Functions
Projects
5 OS & Programming Languages
Programming Languages
Operating Systems
6 Communication, Internet & Security
Data Transmission & Error Detection
Internet
Security
Computerphile Videos
7 Hardware & Ethics
Input Devices
Output Devices
Storage Devices
Sensors
Copyright and Licenses
Ethical Issues
8 Databases
Assessment
AT1 Sensors & Flowcharts
AT2 Data Representation
AT3 Logic Circuits & Processors
AT4 Half Yearly Exam
AT5 Programming Project
AT6 Topics 5 & 6
AT7 Hardware & Ethics
AT8 Database Quiz
AT9 Mock Exam
Resources
Pseudocode & Flowcharts
Python Resources
Python Snippets
PyGame Zero
GUI Zero
LMC
Exams
Prerelease Resources
Internet
Back: Topic 6
Submarine Cable Map
TeleGeography’s free interactive Submarine Cable Map is based on our authoritative Global Bandwidth research, and depicts active and planned submarine cable systems and their landing stations. Selecting a cable on the map projection or from the submarine cable list provides access to the cable’s profile, including the cable’s name, ready-for-service (RFS) date, length, owners, website, and landing points.
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