Low-level & High-level Languages

Adds 12 and 8 and stores result in register x2

Stores 12 and 8 in two registers

Swaps 12 and 8 between two registers

Adds registers x2 and x0 and stores result in x1

machine code

assembly code

high-level language code

pseudo-code

machine code

assembly code

high-level language code

pseudo-code

machine code

assembly code

high-level language code

pseudo-code

machine code

assembly code

high-level language code

pseudo-code

Uses English keywords

Requires translation

High-level of abstraction

Close relationship with instruction set

Difficult to understand

Does not requires translation

Low-level of abstraction

Close relationship with instruction set

machine code

assembly code

Python code

pseudocode

machine code

assembly code

pseudocode

Python code

pseudocode

Python code

assembly code

machine code

machine code

Python code

assembly code

pseudocode

Good evening.

Good day.

Good morning.

Good night.

they are abstractions that define the behaviours of electronic components.

for each allowed behaviour, there is an abstract instruction

Each processor has its own set of instructions

most processors have very large instruction sets

Low-level

High-level

Low-level

High-level

Low-level

High-level

Low-level

High-level

Low-level

High-level

Low-level

High-level

Define ‘low-level language’ and ‘high-level language’

Explain why each processor has its own instruction set

Describe differences between low-level and high-level languages

Compare features of low-level and high-level langauges