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Chapter 1 – Number systems
1. Find the binary equivalent of the decimal numbers given below. (show the workings in a separate
sheet).
i. 5310
iv. 10110
ii. 6510
v. 12810
iii. 7610
2. Find the decimal equivalent of the binary numbers given below. .(show the workings in a separate
sheet).
i. 1012
iv. 1010112
ii. 100112
v. 1000102
iii. 110012
Chapter 2 – Types of computers
1. Fill the table given below.
Type of computer
Function
Super computer
Mainframe computer
Mini computer
Micro computer
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2. Arrange the four types of computers according to the criteria given below.
i.
According to their size in the ascending order.
ii.
According to their speed in the ascending order.
iii.
According to their memory capacity in the ascending order.
iv.
According to their cost in the ascending order.
3. What are the two types of computers that can be categorized according to the type of signals they
use?
i. ………………………………………………………………………….
ii.
………………………………………………………………………….
4. State the differences between the types of computers mentioned above in the table below.
Type of computer
Signal used
Examples
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Chapter 3 – Health and Safety Issues
1. State the health issues and safety issues separately in the table given below.
Health issues
Safety issues
2. For each type of issue mentioned below state 2 causes and 2 precautions that can be taken.
Chapter 4 – Spreadsheet software
1. Label the following components in the figure given below.
i.
ii.
iii.
Worksheet
Cell
Range of cells
iv.
v.
Formula bar
Name box
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2. Label the following icons in the figures given below.
i.
Borders
ii.
Merge icon
iii.
Left align
iv.
Center align
v.
Right align
vi.
Top align
vii.
Middle align
viii.
ix.
x.
xi.
xii.
xiii.
Bottom align
Increase percentage
Decrease percentage
Text orientation
Fill colour
Font colour
Chapter 5 – Internet
1. Define the term “network”.
……………………………………………………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………
2. Fill the table given below.
Type of network
PAN.
PAN
Full form
Personal area network
Range covered
devices within a house.
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Mom. LAN
Nn.
Local A local area Network
MAN
Metropolitan area network
WAN. WAN
computers and devices within a building.
Conne computers or devices within the range of a
city.
wide area network
Devices within a range of the world.
3. What is Internet?
…Internet is a network that provide information and Intel trough Webpages which are connected trough links.
…………………………………………………………………………………………………………………
4. State 2 uses of Internet.
i.
Getting information of the world.
……………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………
ii.
Can explore places that you want to go.
……………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………
5. Match the following functions with the correct governing body of Internet.
Governing body
Function
IAB
Manages the assignment of Internet addresses
IETF
Works on long term research problems related to technical development of
Internet
IRTF
Manages the technical development of Internet
ICANN
Works on short term technical issues related to the working of Internet
6. What is an ISP?
……………………………………………………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………
7. Fill the table given below.
Component
Function
World Wide Web
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Webserver
Web Browser
Website
Webpage
URL
8. Given below are some URLs.
State the protocol, name of the server and path of the following URLs.
URL 1 – https://websitebuilders.com/index.html
URL 2 – https://whatis.target.com/glossaries.html
URL 3 – http://math.htm.edu/index.html
URL
Protocol
Name of the server
URL 1
URL 2
URL 3
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