Font size
WorksheetsThe Online World Test
Total questions: 22
Worksheet time: 50mins
Which one of these is not a method of online communication? (1)
Blog updates
Fibre optic
Social networking
Email messages
When Olivia sends files over the internet she sometimes needs to compress them.
Identify two reasons why Olivia would compress files (2)
Transfer time for compressed files is reduced
Compressing files ensures version control
Multiple files can be sent in a single compressed folder
Compressing files checks the data for errors
Higher security levels apply to compressed files
Lamwood School stores students' personal data on its network database.
Give one way in which data stored on a network can be protected from external threats. (1)
A school controls how much of the students' personal data its receptionist can view.
This is done by using passwords on files.
Give one other way in which the school can control how much the students' personal data the receptionist can view. (1)
Which online service would make use of video conferencing? (1)
Download services
Real-time information
E-voting
Business
Video conferencing can help with collaborative working as group meetings can be held online.
Identify one benefit of collaborative working. (1)
Group size is limited
Files are automatically backed up
Documents can be shared
Files are virus free
HTML code uses tags to create tables on web pages.
Tags are shown with <>.
Identify two HTML tags used to create a table. (2)
<tp>
<td>
<tu>
<tr>
<tt>
George uses instand messaging to communicate with friends.
Identify two benefits to George of using instant messaging. (2)
Messages are secure
Status settings are fixed
Messages are sent in real time
Attachments are virus free
Group messages can be sent
Linda uses a payment card to purchase goods online.
State two reasons why it is important that Linda's payment details are kept secure. (2)
Linda uses a payment card to purchase goods online.
Give two ways Linda knows that the site is secure when she enters her payment details. (2)
All data that travels across a network is sent in packets.
Identify one component of a packet header. (1)
Coded data
Sender's IP address
Error correction
Buffer
Unauthorised access when using the internet can be described as 'access without damage' or 'access with damage'
Describe one method of accessing without damage. (2)
When using the internet, being able to navigate within a website is essential.
Identify two navigation tools used within websites. (2)
URL
Hotspot
Source code
Hyperlink
HTTP
One method of keeping data secure is to use passwords.
Identify two pieces of advice to follow when using a password. (2)
Change the password regularly
Tell a reliable person the password in confidence
Keep a written list of passwords used
Make the password something easy to remember
Use a mix of letters, numbers and symbols
Robin has accidentally deleted some files saved on his computer.
There is no back up and he has emptied his recycle bin.
Explain two methods that Robin could use to recover the files. (2)
A CODEC is a device or computer program capable of encoding or decoding a digital data stream or signal.
Identify two reasons why CODECs are used. (2)
Compresses video files so they can be stored safely
Compresses video files and makes them playable on a computer
Compresses video files to speed up download time
Compresses video files to prevent unauthorised access
Compresses video files so that only one device is ever needed
Harry is an advertising manager for a UK-based sportswear company.
He needs to share promotional videos with staff at different sites using internet.
He can email the video files as attachments.
Describe two other ways harry can share video files with staff. (4)
Dan is bidding on an online auction website to purchase an item.
Explain two reasons why server-side processing is used for online auction websites. (4)
Joe works for a car hire company that uses a relational database to store data.
The example shows three tables in the database.
Explain the relationships between the Hire table and the other two tables. (2)
Joe works for a car hire company that uses a relational database to store data.
The example shows three tables in the database.
Explain one advantage to the car hire company of using a relational database rather than a single table. (2)
A group of students has set up a social networking site.
Explain one way the students can use the social networking site to help them with their studies. (2)
Courtdown School provides reliable and fast wireless access for its students/
Students are encouraged to use their smartphones to carry out research.
Discuss the use of smartphones as a research tool for students (8)
