Sample Test: Information and Communication Technology (IGCSE)

Information and Communication Technology (IGCSE): sample test

Choose one answer for each question, then press Submit to see your score.

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1 Question 1 of 10

Which output device displays the results of processing on a screen?

A Keyboard B Monitor C Scanner D Microphone

2 Question 2 of 10

Which output device is used to produce large, accurate drawings such as architectural plans?

A Speaker B Dot matrix printer C Laser printer D Plotter

3 Question 3 of 10

An automated computer-controlled system is installed to manage safety in a chemical processing plant. Identify the true statement regarding the feedback loop mechanism.

A Sensors continuously feed data to the microprocessor, forming an ongoing loop of measurement, assessment, and mechanical correction. B The feedback loop operates at fixed weekly intervals, safely ignoring any real-time fluctuations in pressure or toxic gas levels. C The microprocessor relies exclusively on manual human inputs to complete the feedback loop before adjusting any local hardware valves. D Actuators generate independent data logs that bypass the central microprocessor entirely to speed up network communications.

4 Question 4 of 10

What happens to the contents of RAM when the computer is switched off?

A They are kept permanently B They are copied into ROM C They are lost D They are sent to the monitor

5 Question 5 of 10

Which list contains only output devices?

A Monitor, speaker, printer B Monitor, keyboard, printer C Speaker, microphone, printer D Projector, scanner, monitor

6 Question 6 of 10

Which type of interface uses windows, icons, menus and a pointer?

A Command Line Interface (CLI) B Dialogue-based interface C Gesture-based interface D Graphical User Interface (GUI)

7 Question 7 of 10

An IGCSE teacher asks students to identify an item that is classified strictly as software. Which of the following is correct?

A Solid State Drive (SSD) B Operating System (OS) C Motherboard circuit D Central Processing Unit (CPU)

8 Question 8 of 10

State whether the following statement is true or false: The explanation system in an expert system allows users to rewrite logical rules if they disagree with the system advice.

A True, because changing rules allows the software program to adapt to new scenarios. B True, because user feedback loops help clear out incorrect records from the database. C False, because it only displays the reasoning steps used by the system during a run. D False, because rules are modified by the inference engine automatically during operations.

9 Question 9 of 10

There is a power cut while a user is working on an unsaved spreadsheet, and the work is lost. Why?

A ROM was overwritten by the power cut B RAM is volatile and loses its contents when the power is lost C The CPU deleted the file D Backing storage is volatile

10 Question 10 of 10

What does the abbreviation CLI stand for?

A Computer Language Instruction B Control Logic Interface C Command Line Interface D Central Link Interface

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