Summary IEB CAT theory question and answers.

Contents
Page 9 it’s all about ICT : Module 1.1..................................................................................................................2
Page 30-33 input and output module 1.2.......................................................................................................5
Page 53 Mudule 1.4 Software...................................................................................................................10
Page 63 Module 1.5 Computer management...............................................................................................15
Module 1.6 The dark side of computing Page 71..........................................................................................18
Page3 Module 2.1 local are networks...........................................................................................................20
Page 105 module 2.3 online lifestyle............................................................................................................23
HAVE A LOOK AT OUR GRADE 11 CAT THEORY NOTES......................................................................................25

Computer Parts of Your Life Computer Application Technology
Grade 11 answer guide




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,CAT THEORY GRADE 11 Q&A
Page 9 it’s all about ICT : Module 1.1
OBS: THE NUMBERS AND THE TEXT OF THE QUESTIONS ARE A LITLE
DiFFERENT FROM THE TEXTBOOK
1. Two ways in which ICT can assist us in the workplace, specifically in terms of
information processing:
o Data entry
o Data analysis
2. How does ICT promote more effective communication in a business?
o ICT allows businesses to communicate more quickly and easily with
customers, employees, and suppliers.
o ICT also allows businesses to collaborate more effectively on projects.
3. Two possible drawbacks of the use of ICT in the workplace:
o Security risks
o Ergonomic risks
4. A few careers in which ICT skills play an important role, and describe the skills
broadly:
o Software development: creating and maintaining computer programs
o Web development: creating and maintaining websites
o IT support: providing technical support to users of ICT systems
o Data analysis: collecting, cleaning, and analyzing data to identify trends
and patterns
o Graphic design: using ICT tools to create visual content
5. Dedicated devices and general-purpose computers all play a key role in the field
of ICT. Briefly explain the difference between these two categories:
o Dedicated devices are designed to perform a specific task, such as
smartphones, tablet computers, and e-readers.
o General-purpose computers are designed to perform a variety of tasks,
such as desktop computers and laptops.
6. Briefly explain why having more memory available makes a computer more
powerful:
o Having more memory available allows the computer to store more data
and run more programs at the same time.
7. Besides the size of the memory, which other hardware specifications generally
determine the overall power of a computer?
o Speed of the processor
o Type of graphics card
o Amount of storage space
8. What are the two the main advantages of computers such as laptops compared
to desktop computers?
o Portability
o Size
9. Give three common settings one can use on a laptop computer in order to
preserve battery life.
o Reduce screen brightness
o Turn off unnecessary features
o Use power saving mode
10. Name the popular range of tablet computers manufactured by Apple.
o iPad
11. Give two advantages that tablet computers provide over other portable
computers.


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, o Touchscreen
o Portability
12. From which two words is the word 'phablet' derived?
o Phone
o Tablet
13. What do we mean when we say smartphones are examples of convergence?
o Smartphones combine the features of a phone, a camera, and a computer
into a single device.
14. Give two examples of operating systems used on smartphones besides the
Windows range.
o Android
o iOS
15. Besides making phone calls, smartphones have features like electronic diaries,
internet access (including social networking and emailing), taking photos and
playing games. Give three other common features of smartphones.
o GPS
o NFC
o Bluetooth

16: Your mother wants a new computer, to do some research from home for the recipe
book she is writing. She was advised to buy a server. Briefly explain why this is not a
suitable choice by referring to the function of a server.
o A server is a computer that is designed to provide services to other
computers on a network. For example, a server may store files, host
websites, or provide email services. A server is not a suitable choice for
your mother because she only needs a computer for basic tasks such as
research and writing.

17: What is the difference between a client computer and a server computer on a
network?

 A client computer is a computer that requests resources or services from a
server computer.
 A server computer is a computer that provides resources or services to client
computers.

18: Why do some organisations disable the USB ports on their computers?
 Some organizations disable the USB ports on their computers to prevent
unauthorized access to data and to prevent the spread of malware.

19: What is a micro-USB? Also name a device on which this is found.

 A micro-USB is a type of USB connector that is smaller than a standard USB
connector.
 Micro-USB connectors are found on many devices, such as smartphones, tablets,
and digital cameras.

20: Name a commonly used piece of equipment to prevent computers, especially
laptops, from being stolen from the workplace.

 A commonly used piece of equipment to prevent computers, especially laptops,
from being stolen from the workplace is a security cable.
 A security cable attaches a laptop to a fixed object, such as a desk or a chair.


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