Year 10 OCR GCSE Computer Science (9-1)

Transcription

1 01 4 th September th September th September Half Term th September 05 2 nd October 06 9 th October th October NA Students on in school Thursday PM and Friday Only Unit 1, Lesson 01: Computer System Practical Activity: Computer Tear Down Unit 1, Lesson 02: Processor Architecture Lesson 01: Outputting to the Screen Unit 1, Lesson 03: Primary Memory Lesson 02: Input and Variables Unit 1, Lesson 04: Fetch-Execute Cycle Lesson 03: Data Types and Basic Maths Lesson 04: Mathematical Operators and Rounding Unit 1, Lesson 05: CPU Performance SPARE: Training Day and EBAC Days Personalised Learning Checklist Folder and Book Setup Introduction to the Course Complete PLCs Unit 1, Computer Architecture, Memory and Storage Explain the purpose of embedded systems giving suitable examples. State the purpose of the CPU. Explain the role and operation of the following CPU registers used in Von Neumann architecture: Memory Address Register (MAR), Memory Data Register (MDR), Program Counter, Accumulator. Recall the common CPU components and their function. State the purpose of ROM and RAM in a computer system. Describe the differences between RAM and ROM. Discuss the need for virtual memory within a computer system. Describe the function of the CPU as fetch and execute instructions stored in memory. Discuss how the common characteristics of the CPU including clock speed, cache size, number of cores affect its performance.

2 08 30 th October 09 6 th November th November Half Term th November th November 13 4 th December th December Unit 1, Lesson 06: Secondary Memory Consolidation Unit 1, Lesson 07: Selecting Storage Devices ( Review and Unit One Lesson 05: If Statements (Basic) ( Review and Improvement) Lesson 06: If Statements (Advanced) Unit 2, Lesson 01: System Software Lesson 07: For Loops Lesson 02: Operating Systems Lesson 08: While Loops Personalised Learning Checklist Unit 1, Computer Architecture, Memory and Storage (continued) State why secondary storage is needed. Calculate data capacity requirements accurately. Describe the common types of storage including: Optical, Magnetic, Solid State. Evaluate suitable storage devices and media for given applications. Analyse the advantages and disadvantages of the various storage devices and media including the characteristics of: Capacity, Speed, Portability, Durability, Reliability, Cost. Unit 2, Computer Software State the purpose of an operating system. Describe the key functions of operating systems including: User Interface, Memory Management (Multitasking), Peripheral Management and Drivers, User Management and File Management

3 15 1 st January Unit 2, Lesson 03: Utility Software Consolidation 16 8 th January Unit 2, Lesson 04: Compression Half Term th January Unit 2, Lesson 05: Open Source & Properties Software ( Review and rd January Algorithm Design: Flowcharts th January Unit 2 Mini Project th February ( Review and Improvement) Mini Project 1 Personalised Learning Checklist Unit 2, Computer Software (continued) State the purpose of utility software. Explain the functions of the following utilities including: Defragmentation, Backup, Compression, Encryption. State what is meant by open source software and proprietary software. Discuss the key differences, advantages and disadvantages of open source and proprietary software. Recall the need for compression. Explain the difference between lossy and lossless compression. Analyse when lossy and lossless compression would be used.

4 21 19 th February th February Half Term th March th March th March th March Unit 3, Lesson 01: Units Mini Project 2 Unit 3, Lesson 02: Binary Conversion Mini Project 2 Unit 3, Lesson 03: Binary Addition and Shifts (Mini Project Unit 3, Lesson 04: Hexadecimal Numbers Lesson 09: Arrays (Part 1) (Homework and Lesson 10: Arrays (Part 2) Unit 3, Lesson 05: Characters Lesson 11: String Manipulation Personalised Learning Checklist Unit 3, Data Representation Define the units Bit, Nibble, Byte, Kilobyte, Megabyte, Gigabyte, Terabyte and Petabyte. Perform calculations to convert between the different units. Understand that data needs to be converted into a binary format to be processed by a computer. Convert positive denary whole numbers (0-255) into 8-bit binary numbers and vice versa. Add two 8-bit binary integers and explain overflow errors which may occur. Understand the use of binary shifts. Convert between binary, denary and hexadecimal equivalents of the same number. State what is meant by the term character set. Explain the use of binary codes to represent characters. Discuss with examples (ASCII, Extended ASCII and Unicode) the relationship between the number of bits used per character and the number of characters that can be represented.

5 27 16 th April Unit 3, Lesson 06: Images Lesson 12: File Writing rd April Unit 3, Lesson 07: Sound Lesson 13: File Reading Half Term th April Unit 3, Lesson 08: Check Digits Consolidation 30 7 th May (Homework and th May Unit 3 ( Review and st May Unit 4, Lesson 01: Computational Logic Unit 4, Lesson 02: Languages ( Review and Improvement) Personalised Learning Checklist Unit 3, Data Representation (continued) State how each pixel of a bitmap graphic is represented in binary. Explain the need for image metadata. Discuss the effect of colour depth and resolution on the size of an image file. Describe how sound can be sampled and stored in digital form. Discuss how sampling intervals and other factors affect the size of a sound file and the quality of its playback. Calculate a check digit. Unit 4, Languages and Logic State why data is represented in computer systems in binary form. Draw AND, OR and NOT logic gates and combine these logic gates into logic circuits containing two levels. Create truth tables for Boolean operators and for logic circuits. Describe the differences between Low Level and High-Level programming languages. Evaluate the benefits of programming in both Low-Level and High-Level programming languages.

6 Curriculum Details 33 4 th June Unit 4, Lesson 03: Translator Functions and Procedures th June Unit 4, Lesson 04: Errors and IDEs Validation Techniques th June Mini Project 3 Half Term th June Year 10 Unit nd July ( Review and Improvement) Mini Project th July NEA Resource Bank Preparation Mini Project th July NEA Resource Bank Preparation Mini Project 4 Personalised Learning Checklist Unit 4, Languages and Logic (continued) State the purpose of translators. Describe the characteristics of an assembler, a compiler and an interpreter. Distinguish between types of errors in programs including logic, syntax and runtime. Discuss the common tools and facilities available in an integrated development environment (IDE) including: o Editors o Error Diagnostics o Run-time environment o Translators