IGCSE Information & Communication Technology Paper-1: Specimen Questions with Answers 1 - 2 of 45

Question number: 1

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Appeared in Year: 2009

Essay Question▾

Describe in Detail

A floor turtle can use the following instructions:

Table of the Instruction and meaning

Table of the Instruction and meaning

Instruction

Meaning

PENUP

Lift the pen

PENDOWN

Lower the pen

LEFT t

Turn left t degrees

RIGHT t

Turn right t degrees

FORWARD n

Move n mm forward

BACKWARD n

Move n mm backward

Image of the Shape

Image of the Shape

Write the set of instructions to draw this shape?

Explanation

  • Pendown

  • Left 90

  • Forward 20

  • Right 90

  • Forward 60

  • Right 90

  • Forward 30

  • Penup

  • Forward 40

  • Pendown

  • Forward 40

  • Right 90

  • Forward 60

  • Right 90

  • Forward 20

  • Penup

  • Forward 5

  • Pendown

  • Forward 25

  • Left 90

Question number: 2

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Appeared in Year: 2009

Short Answer Question▾

Write in Short

What are the applications of expert system?

Explanation

Some popular application where expert systems are used:

  • Warehouse optimization

  • Planning and scheduling

  • Process monitoring and control

  • Information management

  • Airline scheduling & cargo schedules

  • Hospitals and medical facilities

  • Help desks management

  • Employee performance evaluation

  • Financial decision making Knowledge publishing

  • Virus detection

  • Supervise the operation of the plant and controller

  • Loan analysis

  • Useful for repair and maintenance projects

  • The configuration of manufactured objects

  • Stock market trading

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