4.5: programming languages

Question 1

low level programming languages

Answer 1

• example of low- level language is **assembly language **
• easier to work with than machine code
  written as a mnemonic.

Question 2

assembler

Answer 2

converts assembly language to machine code

Question 3

machine language

Answer 3

1s and 0s
very difficult to write

Question 4

high level programming languages

Answer 4

• much more common to write software in high-level programming languages
• examples of high level language: Python, C#, Java or Visual Basic.
• For these programs to run on the CPU, the source code has to be translated into machine code

Question 5

how are high level anguages converted to machine code

Answer 5

compiler or interpreter

Question 6

interpreter

Answer 6

• every computer that will run the progrsam needs the interpreter installed
• can find errors and tell you whats wrong
• programs run slower because the interpreter has to translate the source code while the program is running

Question 7

compiler

Answer 7

• can run on its own on any similar computer
• cannot produce onject code unless the whole program is correct
• hard to debug your program as they report lots of errors
• easier to protect code from being altered or copied