Computer organization: Difference between revisions

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[[file:cpu.png|right|frame|Computer Organization<ref>http://www.flaticon.com/</ref>]]
[[file:cpu.png|right|frame|Computer Organization<ref>http://www.flaticon.com/</ref>]]


How does a computer '''actually work'''? How do they transform what you type into a program that shows cute cat pictures?
A computer is an electronic device for storing and processing data, typically in binary form, according to instructions given to it in a variable program.<ref>https://www.lexico.com/en/definition/computer</ref>
 
== Big ideas in computer organization ==
This lecture (quite long) is an excellent introduction to the deeper ideas presented on this page. I strongly advise you to watch this.  
 
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=== Information layer<ref>http://csilluminated.jbpub.com/3e/</ref> ===
 
* [[Binary]]
* [[ASCII]]
* [[Data representation]]


=== Computer architecture ===  
=== Computer architecture ===  
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* [[Operating system]]
* [[Operating system]]
* [[Application software]]
* [[Application software]]
* [[Common features of applications]]
 
=== Binary Representation ===
 
* [[Binary]]
* [[Hexadecimal]]
* [[ASCII]]
* [[Data representation]]


=== Simple logic gates ===
=== Simple logic gates ===


* [[Gates and Circuits]]
* [[Boolean operators]]
* [[Boolean operators]]
* [[Truth tables]]
* [[Truth tables]]
* [[Logic diagram]]
* [[Logic diagram]]


== Textbook pages ==
=== Not part of IB curriculum but you should know this ===


* I strongly recommend "But how do it know" by J. Clark Scott for a wonderful treatment of this topic
* [[Heap memory]]
* [[Stack memory]]
* [[Transpiling]]
* [[Just-in-time (JIT) compilation]]


== What do you absolutely need to know about this? ==
== Standards ==


*[[Outline the architecture of the central processing unit (CPU) and the functions of the arithmetic logic unit (ALU) and the control unit (CU) and the registers within the CPU. [[Level 2]]
* Outline the architecture of the central processing unit (CPU) and the functions of the arithmetic logic unit (ALU) and the control unit (CU) and the registers within the CPU.
*[[Describe primary memory]] . [[Level 2]]
*   Describe primary memory.
*[[Explain the use of cache memory. [[Level 3]]
*   Explain the use of cache memory.
*[[Explain the machine instruction cycle. [[Level 3]]
*   Explain the machine instruction cycle.
*[[Identify the need for persistent storage. [[Level 2]]
*   Identify the need for persistent storage.
*[[Describe the main functions of an operating system. [[Level 2]]
*   Describe the main functions of an operating system.
*[[Outline the use of a range of application software. [[Level 2]]
*   Outline the use of a range of application software.
*[[Identify common features of applications. [[Level 2]]
*   Identify common features of applications.
*[[Define the terms: bit, byte, binary, denary/decimal, hexadecimal. [[Level 1]]
*   Define the terms: bit, byte, binary, denary/decimal, hexadecimal.
*[[Outline the way in which data is represented in the computer. [[Level 2]]
*   Outline the way in which data is represented in the computer.
*[[Define the Boolean operators: AND, OR, NOT, NAND, NOR and XOR. [[Level 1]]
*   Define the Boolean operators: AND, OR, NOT, NAND, NOR and XOR.
*[[Construct truth tables using the above operators. [[Level 3]]
*   Construct truth tables using the above operators.
*[[Construct a logic diagram using AND, OR, NOT, NAND, NOR and XOR gates. [[Level 3]]
*   Construct a logic diagram using AND, OR, NOT, NAND, NOR and XOR gates.


== References ==
== References ==

Latest revision as of 12:45, 1 March 2023

Computer Organization[1]
A computer is an electronic device for storing and processing data, typically in binary form, according to instructions given to it in a variable program.[2]

Computer architecture[edit]

Secondary memory[edit]

Operating systems and application systems[edit]

Binary Representation[edit]

Simple logic gates[edit]

Not part of IB curriculum but you should know this[edit]

Standards[edit]

  • Outline the architecture of the central processing unit (CPU) and the functions of the arithmetic logic unit (ALU) and the control unit (CU) and the registers within the CPU.
  • Describe primary memory.
  • Explain the use of cache memory.
  • Explain the machine instruction cycle.
  • Identify the need for persistent storage.
  • Describe the main functions of an operating system.
  • Outline the use of a range of application software.
  • Identify common features of applications.
  • Define the terms: bit, byte, binary, denary/decimal, hexadecimal.
  • Outline the way in which data is represented in the computer.
  • Define the Boolean operators: AND, OR, NOT, NAND, NOR and XOR.
  • Construct truth tables using the above operators.
  • Construct a logic diagram using AND, OR, NOT, NAND, NOR and XOR gates.

References[edit]