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Describe the difference between passing parameters into a function by reference and by value? Indicating how this may lead to unexpected outputs.

Passing an input parameter by reference is also called pass by address, this is where the address of the variable to act on is passed to the function. This allows the function to change the value stored a...

MB
Answered by Morgan B. Computing tutor
2382 Views

What is the difference between a dynamic and a static data structure?

A dynamic data structure is one that is not fixed in size and may not be contiguous in the computer's main memory. This is implemented through the use of pointers which 'point' to the location of the next...

TD
Answered by Toby D. Computing tutor
11990 Views

Describe what is meant by a modular design and state on advantage of a modular design.

A program which is dividied into self-contained modules which can be further subdivided into smaller modules. They can be written and tested individually.

Advantages are: Can be reused in other pro...

ED
Answered by Emanuel D. Computing tutor
1746 Views

What is an ALU?

The ALU, or Arithmetic Logic Unit, is a section of the CPU (Central Processing Unit) dedicated to working with Arithmetic and Logic...

It can process a variety of mini-tasks (operations) and is use...

TA
Answered by Tobi A. Computing tutor
5450 Views

What are the different development methodologies and what are their advantages and disadvantages?

Though there are others, the two main development methodologies (i.e approaches to developing software systems) are the "Waterfall" and "Agile" approaches.

With the Waterfall ap...

MS
Answered by Matthew S. Computing tutor
1886 Views

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