3RD TERM 2023 - REVISION - CLASS 4

Input devices are devices used to _____

• Send data and instructions into the

        computer

• Store data and information on the

        computer

• Process data

• Bring out information from the computer

Choose the option that includes Only input devices out of the following.

• Monitor, Printer, Scanner

• Microphone, Mouse, Scanner

• Speakers, Monitor, Printer

• Monitor, Printer, Mouse

All the following are computer hardware.  Choose the set that are ONLY Output devices.

• Mouse, Keyboard, Projector

• Scanner, Touch pad, Barcode reader

• Monitor, Projector, Printer

• CD Rom, Projector, Printer

Andrew told his younger brother, Thompson, that he learnt about using Terrapin Logo program during the I.C.T. lesson in School.

Choose the correct answer from the options given below, to help Andrew answer the following questions from Thompson.

Describe Terrapin logo ____________________________

• A Computer programming language which lets you move a

       screen turtle around the computer screen using commands.

• A Computer hardware which lets you move a screen turtle

       around the computer screen using commands.

• A Computer LED which lets you move a floor turtle around

       the computer screen using commands.

• A Computer network which lets you move a screen turtle

       around the computer screen using commands.

Identify the command in Terrapin Logo program that clears all the text and places the cursor in the upper left corner of the listener screen from the options below.

• Clean

• Open

• Clearscreen

• Cleartext

The part of the Terrapin logo program where Instructions or commands are typed is called the  ________

• Graphics screen

• Listener screen

• Logo turtle screen

• Command screen

Choose from the following options, the action that takes place when the CLEARSCREEN command is typed on the Terrapin Logo program listener screen.

• The drawing in the graphics screen is erased, and

        the screen turtle goes back to the Home Position

• The logo turtle draws line, shape, or pattern

        according to the instructions given.

• Shapes are displayed.

• The drawing in the graphics screen is erased, but

        the position of the turtle does not change

The component displayed below is used to build the Light Sensitive Alarm circuit.

Choose the correct name of the component.

• Breadboard

• Buzzer

• Jumper wires

• USB Cord

The component displayed below is used to build the Light Sensitive Alarm circuit.

Choose the correct name of the component.

• Breadboard

• Buzzer

• Jumper wire

• USB Cord

The component displayed below is used to build the Light Sensitive Alarm circuit.

Choose the correct name of the component.

• Breadboard

• Buzzer

• Jumper wire

• USB Cord