Programming concepts

Question 1

What is the structure of the hierarchy of a computer system?

Answer 1

Application software - high-level languages and low-level languages - machine code - hardware

High-level languages are compiled into machine code, and low-level languages are assembled into machine code. Binary is used directly with the hardware.

Question 2

What is application software?

Answer 2

Software shown on a screen and used by the user. Has a user interface. Provides a function such as productivity, solving problems or entertainment.

Question 3

What is high-level programming language?

Answer 3

A language which is closer to natural human language (than machine code). Examples include C++, C#, Java, Visual basic. Needs to be compiled into machine code before it can be run.

Question 4

What is low-level programming language?

Answer 4

A language which is closer to machine code (than natural human language). They are written using an assembler.

Question 5

What is machine code?

Answer 5

Binary code that the computer understands.

Question 6

What is hardware?

Answer 6

The actual hardware of the computer, controlled by the CPU. Carries out each machine code instruction.