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WorksheetsICT C3.1 - Videos (1-5)
Total questions: 21
Worksheet time: 12mins
Back in ancient times, humans communicated first through
Text
SMS
Pictograms
Videos
What was invented first ?
What was invented before the radio?
Television
Telephone
Typewriter
Cell phone
Which of the below is not a portable device?
If Paul was to send a message 'HELLO' to his friend, when this is translated to cipher text this is called?
Encryption
Decryption
Inspection
Is the cipher text readable?
True
False
Which type of waves does a radar transmit?
Satellite
Radio
Sound
Does radar technology helps in identifying enemy airplanes or missiles in the military?
True
False
Does the auto brake technology use a radar antenna at the front of a vehicle?
True
False
For which of the following is the radar used?
What is the name of the machine that was used to encrypt messages during world war II?
Encrypter
Enigma
Encoder
Insider
For what purpose is encryption important?
It allows data to be accessible to everyone
It is only needed for military purposes
It protects data, stored or transmitted, from being looked into by unauthorised persons
How was the Internet born?
ARPAWEB
ARPANET
ARPALAB
SSL, IPsec & SSH are some of the security protocols used on the Internet
True
False
What is the advantage of the modern-day computer?
It is a waste of time and energy
It allows people to perform different tasks quickly and easily
It allows data stored in it to be looked into by unauthorised people
Location data is provided by GPS which stands for
Globe Pointer System
Global Positioning System
Google Post System
Ground Positioning Standard
In what way has the world war II led to the current developments in technology?
Developments were only made by chance
People grew smarter after world war II
Through research and developments in military equipment
Through which technology does GPS technology work?
Through Satellites
Through Websites
Through Email
Through SMS
Who is a key role in the invention of computers?
Charles Babbage
Charles Darwin
Charles Dickens
Ada Lovelace
Who is known to be the first computer programmer?
Anne Frank
Ada Lovelace
Albert Einstein
An algorithm requires an __________ to produce an output.
Enter
Input
Data
Insert
