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Describe the 4 layers of the TCP/IP model

The Application layer is the first in the stack; it uses high-level protocols that set an agreed standard for the communicating end-points; related to the application used to transmit data. It does not ac...

Answered by Jose R. • Computing tutor

2815 Views

Discuss the differences between operating systems designed for desktop computers and embedded systems.

Desktop:Supports a wide range of peripheralsRun a wide range of softwareManage securityNetworking protocols(etc)Embedded:Low hardware requirementsManage power consumptionNo/minimal UII/O(etc)

Answered by Samuel H. • Computing tutor

1690 Views

Write a small program, in pseudocode or otherwise, that demonstrates a recursive algorithm. Write a small explanation of how recursion is used in your program.

The Fibonacci sequence is defined as:f(n) = f(n-1) + f(n-2)F(0) = 1F(1) = 1Where n is a positive number. This allows for a recursive algorithm to be written that returns 1 for the two ba...

Answered by Jordan F. • Computing tutor

1990 Views

Explain indexed addressing including the benefits when traversing certain data structures (4 Marks)

The question is an "Explain question" so we need to say what indexed addressing is and how it works (3 marks): " (1) There is an index register which holds the base value for where the data...

Answered by Ravi S. • Computing tutor

1763 Views

How do I solve a Karnaugh Map?

Solving a Karnaugh Map can be very tricky as it requires a new type of thinking than you may be used to. I find the best method to solve a Karnaugh map to be setting it out as a table. Let's use the follo...

Answered by Daniel D. • Computing tutor

1828 Views