Top answers

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 it...
TD
Answered by Toby D. • Computing tutor
16020 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 programs. Can...
ED
Answered by Emanuel D. • Computing tutor
2139 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 used in conju...
TA
Answered by Tobi A. • Computing tutor
6613 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 approach, th...
MS
Answered by Matthew S. • Computing tutor
2220 Views

In a computer program, a parameter may be passed to a procedure by value. Explain how this method works.

Parameters are variables sent to procedures so that the procedures are able to use them. There are two main ways of passing parameters, one of which is by value: Passing a parameter by value is where a copy ...
AQ
Answered by Aymen Q. • Computing tutor
2817 Views