Starter

Use the three links below to learn about the Fetch - Decode - Execute cycle
http://www.cambridgedigital.com/mooc/html/phase3/39_Starter_Activity/39_Starter_Activity.html
https://www.youtube.com/watch?v=drUBm_luhso
http://teach-ict.com/gcse_computing/ocr/212_computing_hardware/cpu/miniweb/pg3.htm

In your books: Describe the fetch - decode - execute cycle. Use diagrams to support your description.

Date, Title & Objectives

Date =
Title = Instructions
Objectives:
  • explain how instructions are coded as bit patterns
  • explain how the computer distinguishes between instructions and data

Key Words - Just write these down and leave space for later
  • Instruction set
  • Opcode
  • Operand


Instructions

Write these questions down and then answer them during the video:
  1. What are opcodes and operands?
  2. In what form is the information in the opcode and operand encoded?
VIDEO: https://www.youtube.com/watch?v=g3jcSpAWwfM#t=84

Complete the worksheet below. Start with page 2 (question 4) and then complete page 1


Use these links to help (You also have a booklet containing all the information!)
http://www.bbc.co.uk/education/guides/z2342hv/revision
http://teach-ict.com/gcse_computing/ocr/214_representing_data/instructions/miniweb/index.htm

Extension:
http://www.cambridgedigital.com/mooc/html/phase3/39_Test_a_Friend/Test_a_Friend.html


Key Words

Complete learn for Instructions keywords on Quizlet
11B1 - http://quizlet.com/57583565/chapter-2-data-representation-instructions-11b1-flash-cards/
9B1 - http://quizlet.com/57583594/chapter-2-data-representation-instructions-9b1-flash-cards/

Plenary:

http://www.bbc.co.uk/education/guides/z2342hv/test
http://www.cambridgedigital.com/mooc/html/phase3/39_Activity1/39_Activity1.html