Skip to content

Course home

Data storage and compression

Data storage and compression

EasyMedium
12345678910111213141516
Question 9

Here is part of a log file that contains hourly atmospheric pressure readings in millibars:

1009 1011 1012 1015 1016 1018 1021 1023

Explain the effect on the file of applying a run-length encoding (RLE) algorithm to this data file.

[2]
Markscheme

Data storage and compression Questions

  1. IGCSE
  2. /Computer Science
  3. /Data storage and compression

23 exam-style questions on Edexcel IGCSE Computer Science Data storage and compression. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank