Topic+2+Computer+organization

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2.1.1 CPU Architecture 2.1.2 Describe Primary Memory 2.1.3 Explain the use of cache memory 2.1.4 Explain the machine instruction cycle. 2.1.5 Identify the need for persistent storage 2.1.6 Describe the main functions of an operating system 2.1.7 Outline the use of a range of application software 2.1.8 Identify common features of applications 2.1.9 Define the terms bit, byte, binary, denary/decimal, hexadecimal 2.1.10 Outline the way in which data is represented in the computer 2.1.11 Define the Boolean operators: AND, OR, NOT, NAND, NOR and XOR. 2.1.12 Construct truth tables using the above operators. 2.1.13 Construct a logic diagram using AND, OR, NOT, NAND, NOR and XOR gates.