02 Digitisation

Question 1

Difference Digitisation and Digitalisation

Answer 1

• Digitisation: Conversion of information into digital format
• Digitalisation: prerequisite for Digital Transformation - transformation from continous values into discrete ones

Question 2

What are binary systems?

1.
2.

Answer 2

• digital systems that only use two values e.g. morse alphabet
• special binary system: dual system

Question 3

What is the smallest piece of information?

Answer 3

a bit, value of this bit can either be 1 or 0

Question 4

What is a byte?

Answer 4

8 bits packed together

Question 5

What are the following units after byte?

1.
2.
3.
4.
5.
6.

Answer 5

• KB, KByte, KiloByte (2^10 = 1024)
• MB, MByte, MegaByte (2^20 = 1024*1024)
• GB, GByte, GigaByte
• TB, TByte, TeraByte
• PB, PetaByte
• EB, ExaByte

Question 6

The size of files and storage is given in…
The bandwith, i.e. capacity for sending data, is given in…

Answer 6

… byte
…. bit/s

Question 7

Why is the bandwith given in 1,000s?

Answer 7

• transmission is part of communications engineering which is part of electrical engineering which is NOT computer science