GCSE > Computer Science > CIE > GCSE Computer Science > ALGORITHMS AND PROGRAMMING: Designing, creating, and refining algorithms > Trace tables
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COMPUTER SYSTEMS: Encoding and compression

COMPUTER SYSTEMS: Network topologies

COMPUTER SYSTEMS: Wired and wireless networks, protocols, and layers

COMPUTER SYSTEMS: Threats to computer systems and networks

COMPUTER SYSTEMS: Operating systems and utility software

COMPUTER SYSTEMS: Impact of technology on society

ALGORITHMS AND PROGRAMMING: Types of data

ALGORITHMS AND PROGRAMMING: Producing robust programs

ALGORITHMS AND PROGRAMMING: Designing, creating, and refining algorithms

ALGORITHMS AND PROGRAMMING: Programming languages

ALGORITHMS AND PROGRAMMING: Artificial Intelligence (AI)

  • Trace tables are tools used to manually follow the steps of an algorithm and track the value of variables at each stage.
  • They are useful in spotting logical errors and understanding how an algorithm works.

x = 0

FOR i = 1 TO 3

x = x + i

NEXT i

OUTPUT x

i x
1 1
2 3
3 6
Final output: 6

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