Upon completion of this chapter, you should be able to answer the following questions: Define hardware, giving examples Define software, giving examples Describe the difference between hardware and software Identify the main components of a general-purpose computer: central processing unit, main/internal memory (including ROM and RAM), input devices, output devices and secondary/backing storage Identify operating systems, including those which contain a graphical user interface, a command line interface Identify different types of computer including Personal Computer or desktop, mainframe, laptop, palmtop and Personal Digital Assistant Describe recent developments in ICT How do I open the case? What is the process to install the power supply? How do I attach the components to the motherboard and install the motherboard? How do I install internal drives? How do I install drives in external bays? How do I install adapter cards? What is the process to connect all internal cables? How do I reattach the side panels and connect external cables to the computer? What happens when I boot the computer for the first time

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Show understanding of computer ethics, including copyright issues and plagiarism Distinguish between free software, freeware and shareware Show understanding of the ethical issues raised by the spread of electronic communication and computer systems, including hacking, cracking and production of malware

Show understanding that every computer system is made up of sub-systems, which in turn are made up of further sub-systems Use top-down design, structure diagrams, flowcharts, pseudocode, library routines and sub-routines Work out the purpose of a given algorithm Explain standard methods of solution Suggest and apply suitable test data Understand the need for validation and verification checks to be made on input data (validation could include range checks, length checks, type checks and check digits) Use trace tables to find the value of variables at each step in an algorithm Identify errors in given algorithms and suggest ways of removing these errors Produce an algorithm for a given problem (either in the form of pseudocode or flowchart) Comment on the effectiveness of a given solution

1.1 Systems in organizations 1.2 System design basics

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** IGCSE Computer Science -Year 10/11 ** 2023/2024 updated version Chapter 7-Algorithm design and problem-solving: ** Learning Objectives: ** 1 Understand the program development life cycle, limited to: analysis, design, coding and testing. 2 (a) Understand that every computer system is made up of sub-systems, which are made up of further sub-systems (b) Understand how a problem can be decomposed into its component parts © Use different methods to design and construct a solution to a problem 3 Explain the purpose of a given algorithm 4 Understand standard methods of solution 5 (a) Understand the need for validation checks to be made on input data and the different types of validation check (b) Understand the need for verification checks to be made on input data and the different types of verification check. 6 Suggest and apply suitable test data 7 Complete a trace table to document a dry-run of an algorithm. 8 Identify errors in given algorithms and suggest ways of correcting these errors. 9 Write and amend algorithms for given problems or scenarios, using: pseudocode, program code and flowcharts

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Topic 4—Computational thinking, problem-solving and programming (45 hours) 4.1 General principles (10 hours) 4.2 Connecting computational thinking and program design (22 hours) 4.3 introduction to programming (13 hours)

Chapter 9- Databases Candidates should be able to: 1 Define a single-table database from given data storage requirements 2 Suggest suitable basic data types 3 Understand the purpose of a primary key and identify a suitable primary key for a given database table 4 Read, understand and complete structured query language (SQL) scripts to query data stored in a single database table Notes and guidance • Including: – fields – records – validation • Including: – text/alphanumeric – character – Boolean – integer – real – date/time • Limited to: – SELECT – FROM – WHERE – ORDER BY – SUM – COUNT • Identifying the output given by an SQL statement that will query the given contents of a database table

1.1 Data Representation 1.2 Multimedia – Graphics, Sound 1.3 Compression

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3.1 Computers and their components 3.2 Logic Gates and Logic Circuits