ICT IGCSE Theory Revision Questions S4 IGCSE Theory Revision...ICT IGCSE Theory Revision Questions...
Transcript of ICT IGCSE Theory Revision Questions S4 IGCSE Theory Revision...ICT IGCSE Theory Revision Questions...
ICT IGCSE Theory
Revision Questions
S4
Chapter 1: Types & Components of a Computer System
Chapter 2: Input & Output Devices
Chapter 3: Storage Devices and Media
Name:
What is the difference between Hardware and software?
Briefly describe the purpose of the following hardware components:
Central Processing
Unit (CPU):
Motherboard:
Internal Hard Disk:
Sound Card:
Graphics Card:
What are the differences between ROM & RAM?
ROM: RAM:
Chapter 1: Types & Components of a Computer System
What are the differences between Application & System Software?
Application: System:
Examples with use: Examples with use:
Word Processing - Used to prepare
reports, school essays
What is measure and control software used for?
What are the main functions of an operating System?
What are the differences between the CLI & GUI interfaces?
CLI:
GUI:
Advantages: Advantages:
Disadvantages: Disadvantages:
Describe the four main features of the graphical user interface?
W
I
M
P
What are the differences between Main Memory and Backing Storage? (4)
Main Memory (ROM/RAM/Cache): Backing Storage:
Type of computer and use: Advantages Disadvantages
Personal Computer:
Laptop:
Tablet:
Smart Phone:
There are a number of different types of computer.
Write down the type of computer that best fits the following descriptions.
A computer that is difficult to move and has a separate monitor and keyboard.
A portable computer that includes a physical keyboard.
A thin portable computer that has a touch screen and a battery in a single unit, not normally used
to make phone calls.
A mobile phone that can be used as a computer.
Smart phones are used to send and receive emails with and without attachments.
Describe four other ways in which emails can be managed on a smart phone.
Discuss the advantages and disadvantages to a teacher of using a tablet computer
instead of another type of computer
2015 – 16 Exam Questions
Tick the type of computer which would be most appropriate for each use of ICT.
Tick whether the following are examples of applications software or systems software.
Tick whether the following statements about desktop and laptop computers are true or false.
Discuss why different user interfaces require the use of different types of input device.
Describe the role of an Input Device? (1) List 2 Examples:
Describe the role of an Output Device? (1) List 2 Examples:
Describe the role of a Sensor? (1) List 3 Examples:
Chapter 2: Input & Output Devices
Why does a computer not understand Physical Variables (real world) read from
Sensors? (3)
Describe the role of an Actuator? (1) List 3 Examples:
Input Device USE: Advantage Disadvantage
Numeric Key
Pad
Mouse
Touch Pad
Web Camera
Microphone
Light Pen
OMR:
Use: Advantage:
OCR:
Use: Advantage:
MICR:
Use: Advantage:
Keyboard:
Disadvantage of Using a Keyboard to input data over the direct data
input devices?
Magnetic Strip
Readers
Advantages Disadvantages
Use:
Chip and Pin
Readers
Advantages Disadvantages
Use:
Contactless Cards
Advantages Disadvantages
Use:
RFID (Radio
Frequency
Identification)
Advantages Disadvantages
Use:
Type of Printer: Use Advantages Disadvantages
Dot Matrix:
Inkjet Printer:
Laser Printer:
3D Printer
Wide Format
Printer/Plotter
Compare the use of Magnetic Strip Reader, Chip and Pin Reader, Contactless
Cards Point, barcode scanner and number pad at the POS (Point of Sale)?
Describe the input and output devices used in a video conference?
Describe the input and output devices used in a teachers classroom
Compare the advantages and disadvantages of the CRT and the LCD monitor?
Compare the use of the Dot Matrix, Inkjet and Laser Printers identifying
advantages and disadvantages?
The inbuilt device which moves the cursor when using a laptop is called a _____________
The device used for selecting an icon so a bar code label can be printed in a supermarket is
called a _________________
The device used for controlling a pointer on a screen when the user
has limited motor skills is called a ___________________
This is provided with a laptop to imitate the functions of a mouse. ________________
This is not a mouse but is used to manoeuvre objects around the screen in computer video
games. __________________
This is used to type in text. __________________
2015 – 16 Exam Questions
This is used for direct input of hard copy images __________________
Data can be input to a computer using different devices. Write down the most appropriate
input device which will enable you to:
(a) type an essay: __________________
(b) select options from a drop down menu whilst moving the device: __________________
(c) read the temperature: __________________
(d) fly an aircraft in a video game: __________________
Data can be input to a computer using direct data entry methods.
Write down the most appropriate device to input the following:
(a) information from the chip in an electronic passport: __________________
(b) text from an id card: __________________
(c) account details from the front of a credit card at an EFTPOS terminal: __________________
(d) account details from the back of a credit card at an EFTPOS terminal: __________________
Describe how MICR is used to read these details from the cheque.
Discuss why different user interfaces require the use of different types of input device.
What is Secondary Storage? List 3 Storage Mediums:
What is meant by Backup? Why would you backup:
How would you make a personal
backup?
How would businesses backup?
Chapter 3: Storage Devices and Media
List features of the Main Memory List features of Backing Storage
Compare the differences between Serial and Direct Access?
List the different types of storage Medium:
Magnetic Storage
Devices
Optical Media Solid ‘state’
Compare the differences between Magnetic, Optical and Solid State storage
medium?
Storage Medium (Magnetic)
Name Use Advantages Disadvantages
Fixed Internal
Hard
Drive
Portable Hard
Drive
Magnetic Tapes
Storage Medium (Optical)
Name Use Advantages Disadvantages
CD-ROM
DVD-
ROM
Blu-Ray
Compare the differences between CD/DVD R, CD/DVD RW and DVD RAM
Storage Medium (Solid ‘state’)
Name Use Advantages Disadvantages
USB Memory
Stick
Memory Card