December 1999
CO230 : COGNITIVE SCIENCE

QUESTION 2

Total Marks: 15 Marks

• Question 1
• Question 3
• Question 4
• Question 5
• Cover Page

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SUGGESTED SOLUTIONS
for Question 2

Psychologists sometimes find it useful to distinguish between sensation and perception.

(i)With the aid of a diagram,brifely explain the process of sensation and perception.[3 marks ]

(ii)Provide and explain an example that demonstrates how this process of sensation and perception works.[2 marks ]

Thought and language are separate,but inter-related activities.

(i)Semanticity is a property of languages.Describe semanticity,using an appropriate example.[3 marks ]

(ii)Describe the linguistic relativity hypothesis with an appropriate example. [2 marks ]

The use of algorithms is one of the problem-solving approaches.It is sometimes mistakenly stated that a correct solution is guaranteed.

(i)Define the term “algorithm.”[1 mark ]

(ii)With the aid of examples,give two reasons why a correct solution may NOT be guaranteed,even if an algorithm is used.[4 marks ]

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