2.5) Lesson 1

Question 1

Give an example of a high level language

Answer 1

Python

Question 2

Give an example of a low level language

Answer 2

Assembly

Question 3

what is python?

Answer 3

Makes writing computer programs easier by ​
using commands that are similar to English.​

Question 4

what is assembly?

Answer 4

Used for embedded systems and device drivers where it is necessary to instruct hardware directly and there are limited resources.​

Question 5

What two factors led to anexplosion in the useofhigh-level languages:

Answer 5

• Increased processor speed
• Increased memorycapacity

Question 6

What are Assembly languages are nowreserved forspecialist situationslike:

Answer 6

• Embedded systems
• Device drivers

Question 7

Describe what is meant by High level code. [2]

Answer 7

• Human oriented code / written by programmers
• Contains words for commands / closer to English / natural language
• Machine independent /
• Portable to different systems
• Needs to be translated before it can be executed.
• Problem based
• One (high level) command equates to many machine code instructions.

Question 8

Describe what is meant by machine code. [2]

Answer 8

• Code for the CPU to execute / not readily understandable by humans
• Binary instructions
• Specific to a particular (type of) computer / not portable to different systems
• Does not need to be translated