Dawood Public School Course Outline for 2014-2015

Subject: Computer Science Class: IX

Study Guide

Reference Book: Cambridge IGCSE

Computer Studies Course book by Chris Leadbetter, Stewart Wainwright and Alan Stinchcombe

Dawood Public School’s Computer Department Webpage:

https://sites.google.com/site/olevelcomputers

For CIE Booklets: https://sites.google.com/site/olevelcomputers/about-me/7010-cie-booklets

Month-Wise Distribution of Topics

August

Section 1: Theory of Computer Science 1.2 Hardware and software

1.3.2 Computer architecture and the fetch- execute cycle

1.3.3 Input devices

August

Section 1: Theory of Computer Science 1.3 Hardware and software 1.3.2 Computer architecture 1.3.3 Input devices

September

Section1: Theory of Computer Science 1.3 Hardware and software 1.3.4 Output devices 1.3.5 Memory, storage devices and media 1.3.6 Operating systems

October

Section1: Theory of Computer Science

1.1 Hardware and software 1.3.7 High- and low-level languages 1.3.1 Logic gates

November

Section 2 Practical Problem-solving and Programming 2.2 Programming 2.2.1 Programming concepts 2.2.2 Data structures; arrays

December Mid-Year Examination

January

Section 2 Practical Problem-solving and Programming 2.1 Algorithm design and problem-solving 2.1.1 Problem-solving and design 2.1.2 Pseudo code

February

Section 2 Practical Problem-solving and Programming 2.1 Algorithm design and problem-solving 2.1.2 Pseudo code

March

Section 2 Practical Problem-solving and Programming 2.1 Algorithm design and problem-solving

2.1.2 Pseudo code (continue)

April Revision Period

May Final Examination

Learning objectives

After completion of this lesson, students will be able to:

1.3.2 Computer architecture and the fetch-execute cycle

Show understanding of the basic Von Neumann model for a computer system and the stored program concept.

Describe the stages of the fetch-execute cycle.

1.3.3 Input devices

Describe the principles of operation of a range of input devices including scanners, barcode readers, digital cameras, keyboards, mice, touch screens, microphones.

Describe how these principles are applied to real-life scenarios, for example: scanning of passports at airports, barcode readers at supermarket checkouts, and touch screens on mobile devices.

Describe how a range of sensors can be used to input data into a computer system, including light, temperature, magnetic field, gas, pressure, moisture, humidity, pH/acidity/alkalinity and motion/infra-red.

Describe how these sensors are used in real-life scenarios, for example: street lights, security devices, pollution control, games, and household and industrial applications

Activities or Learning resources History of computer website

www.computerhistory.org/timeline/?category=cmptr

Outline of computer systems and their components at:

www.teach- ict.com/gcse_computing/ocr/211_hardware_softwar e/computer_system/home_computer_system.htm BBC Bite size contains notes, activities, tests, etc.: www.bbc.co.uk/schools/gcsebitesize/ict/system/0ict systemsrev1.shtml Websites such as http://computer.howstuffworks.com/ and http://en.wikipedia.org/wiki/Input_device Cambridge O Level Computer Studies Course book pp.49–66 Cambridge O Level Computer Studies Revision Book Chp12.3 Covering: 2D and 3D scanners, barcode readers, digital cameras, keyboards, mice, touch screens, microphones Level Computer Studies Course book pp. 66–71 Cambridge O Level Computer Studies Revision Book 2.3 Illustrated notes on sensors: www.O Levelict.info/theory/2/sensor/

September

Section1: Theory of Computer Science

1.3 Hardware and software 1.3.4 Output devices 1.3.5 Memory, storage devices and media 1.3.6 Operating systems

Learning objectives

After completion of this lesson, students will be able to:

1.3.4 Output devices

Describe the principles of operation of a range of output devices, including: inkjet, laser and 3D printers; 2D and 3D cutters; speakers and headphones; actuators; flat-panel display screens.

Principles are applied to real-life scenarios for example: printing single items on demand or in large volumes; banks of digital displays; use of small screens on mobile devices; smart boards.

1.3.5 Memory, storage devices and media

Show understanding of the difference between: primary, secondary and off-line storage.

Activities or Learning resources

Websites such as: http://computer.howstuffworks.com/ and http://en.wikipedia.org/wiki/Output_device

Cambridge O Level Computer Studies Course book pp. 71–9

Cambridge O Level Computer Studies Revision Book Chap 12.3

Websites such as:

http://computer.howstuffworks.com/computer-ram- memory-channel.htm

http://en.wikipedia.org/ which has entries for various related topics

Cambridge O Level Computer Studies Course book pp. 79–88

Cambridge O Level Computer Studies Revision Book Chap 12.4

Cambridge O Level Computer Studies Course Book pp. 92–4 Cambridge O Level Computer Studies

Revision Book 13

Introduction to operating systems:

http://gcsecomputing.net/wp- content/uploads/2012/01/OCR%20A451%202.1.2% 20CPU%20-%20Summary.pdf

Several pages describing operating systems and their

Describe the principles of operation of a range of types of storage devices and media including magnetic, optical and solid state.

Describe how these principles are applied to currently available storage solutions, such as SSDs, hard disk drives, USB flash memory, DVDs, CDs and Blu-ray.

Calculate the storage requirement of a file.

1.3.6 Operating systems

Describe the purpose of an operating system.

Show understanding of the need for interrupts.

functions:

www.howstuffworks.com/operating-system1.htm

Windows, Linux, Android could be used as examples

Cambridge O Level Computer Studies Course book pp. 102–5

October

Section1: Theory of Computer Science

1.2 Hardware and software 1.3.7 High- and low-level languages and their translator 1.3.1 Logic gates

Learning objectives

After completion of this lesson, students will be able to:

1.3.7 High- and low-level languages and their translators

Show understanding of the need for both high-level and low-level languages.

Show understanding of the need for compilers when translating programs written in a high-level language.

Show understanding of the use of interpreters with high-level language programs.

Show understanding of the need for assemblers when translating programs written in assembly language.

1.3.1 Logic gates

Use logic gates to create electronic circuits.

Understand and define the functions of NOT, AND, OR, NAND, NOR and XOR (EOR) gates, including the binary output produced from all the possible binary inputs.

Draw truth tables and recognize a logic gate from its truth table.

Recognize and use the following standard symbols used to represent logic gates.

Produce truth tables for given logic circuits.

Produce a logic circuit to solve a given problem or to implement a given written logic statement, such as IF (switch A is NOT on) OR (switch B is on AND switch C is

Activities or Learning resources

Cambridge O Level Computer Studies Course Book pp. 255–9 Cambridge O Level Computer Studies Revision Book Chap 8.1 An introduction to different levels of programming language: www.teach-ict.com/gcse_computing/ocr/216_programming/programming_languages/home_programming_language s.htm Cambridge O Level Computer Studies Course book pp. 257–9

Introduction to high-level language:

www.teach- ict.com/gcse_computing/ocr/216_programming/programming_languages/miniweb/pg4.htm Extension work:

History of compiler writing: http://en.wikipedia.org/wiki/History_of_compiler_ writing

First high-level language to have a complete compiler: http://en.wikipedia.org/wiki/Fortran

The first programming language to express operations using English-like statements: http://en.wikipedia.org/wiki/FLOW-MATIC

Cambridge O Level Computer Studies Course Book pp. 277–281

Cambridge O Level Computer Studies Revision Book Chap 9

Some solutions here: http://nrich.maths.org/5967/solution

NOT on) then alarm, X, sounds.

November

Section 2 Practical Problem-solving and Programming

2.2 Programming

2.2.1 Programming concepts

2.2.2 Data structures; arrays

Learning objectives

After completion of this topic, students will be able to:

2.2.1 Programming concepts

Declare and use variables and constants.

Understand and use basic data types: Integer, Real, Char, String and Boolean.

Understand and use the concepts of sequence, selection, repetition, totaling and counting.

Use predefined procedures/functions

2.2.2 Data structures; arrays

Declare the size of one-dimensional arrays, for example: A[1:n] .

Show understanding of the use of a variable as an index in an array.

Read values into an array using a FOR … TO … NEXT loop.

Activities or Learning resources

Cambridge O Level Computer Studies Course Book pp. 39–42

Theory notes on data types:

www.teach- ict.com/gcse_computing/ocr/216_programming/handling_data/home_handling_data.htm

Cambridge O Level Computer Studies Coursebook pp. 260-8

Cambridge O Level Computer Studies Revision Book Book Chap 8.3

Pseudo code in ‘Absolute beginner’s guide to programming’:

http://books.google.co.uk/

December

Mid-Year Examination

January

Section 2 Practical Problem-solving and Programming

2.1 Algorithm design and problem-solving

2.1.1 Problem-solving and design

2.1.2 Pseudo code

Learning objectives

2.1.1 Problem-solving and design

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, pseudo code, 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 pseudo code or flowchart).

Comment on the effectiveness of a given solution.

Activities or Learning resources

For Notes, Practice Questions and Past papers Visit Our own website for O-level computer studies that is maintained by Dawood public school’s faculty.

https://sites.google.com/site/olevelcomputers/home

For Notes :

https://sites.google.com/site/olevelcomputers/about-me/7010-notes

For Past Papers P1 :

https://sites.google.com/site/olevelcomputers/about-me/7010-past-papers-p1

For Past Papers P3:

https://sites.google.com/site/olevelcomputers/about-me/7010-past-papers-p3

For CIE Booklets:

https://sites.google.com/site/olevelcomputers/about-me/7010-cie-booklets

February

Section 2 Practical Problem-solving and Programming

2.1 Algorithm design and problem-solving

2.1.2 Pseudo code

Learning objectives

2.1.2 Pseudo code

Understand and use pseudo code, using the following commands and statements: INPUT and OUTPUT (e.g. READ and PRINT) totaling (e.g. Sum ← Sum + Number) counting (e.g. Count ← Count + 1) (Candidates are advised to try out solutions to a variety of different problems on a computer using a language of their choice; no particular programming language will be assumed in this syllabus.)

Understand and use pseudo code for assignment, using ←

Understand and use pseudo code, using the following conditional statements: IF … THEN … ELSE … ENDIF CASE … OF … OTHERWISE … ENDCASE

Activities or Learning resources

For Notes, Practice Questions and Past papers Visit Our own website for O-level computer studies that is maintained by Dawood public school’s faculty.

For Video Lectures Visit :

https://sites.google.com/site/computerstudies7010/Home/videos

March

Section 2 Practical Problem-solving and Programming

2.1 Algorithm design and problem-solving

2.1.2 Pseudo code

Learning objectives

Understand and use pseudo code, using the following loop structures:

FOR … TO … NEXT

REPEAT … UNTIL

WHILE … DO … ENDWHILE

Activities or Learning resources

Open Discussion Activity: The topic will be covered through open discussion session. Students will be asked to prepare a presentation to highlight major ethical issues. Online quiz Activity:

http://quizlet.co/subject/computer-ethics/

April

Revision

Learning Objectives:

Revision Tests

Practice worksheets

Assignments

Past Papers

May

Final Exams