Past paper Q & A's (May 2017) Flashcards
(34 cards)
A Smart TV can be connected to a router using a USB connecter. Name one other type of connectivity that could be used to connect a Smart TV to a router
One of :
- WiFi
- Ethernet / LAN / 10/100 / 10/100/1000 / Gigabit / Cat 5e / Cat 5 / Cat 6e
- Powerlin
Give two ways that streaming is different from downloading.
Any two from:
- Don’t have to wait (for all content to be downloaded)
- Doesn’t store a copy of the file (permanently)
- Can watch live broadcasts/content
- You can watch downloaded content offline
- Streaming ‘buffers’/’lags’ when watching
- Quality depends on connectivity
Give two types of online community that you could use to share videos with friends
Any two from:
- Blog (e.g. Blogger)
- Vlog (e.g. YouTube)
- Social media / social network / microblog (e.g. Facebook/Twitter)
- User generated reference sites (Wiki/Forum/Social bookmarking) (e.g. Wikipedia/Stack Exchange/Del.icio.us)
- Chatroom/Group chat (e.g. WhatsApp/Skype)
Give three online payment methods you can use to subscribe to online content.
Any three from:
- Third party payment processor (e.g. Skrill)
- Cryptocurrency (e.g. Bitcoin)
- Gift card /voucher codes / coupons / e-cheque
- Debit/credit/bank card
- Direct debit/Standing order
- Bank transfer 7. Paypal
Explain one benefit of wireless connectivity
An explanation to include:
- More portable (1) because not (physically) restrained / restricted (1)
- Fewer health and safety risks (1) because no trailing cables (1)
- Quicker/easier to set up (initially) (1) because cables do not have to be laid / chased into walls (etc.) (1)
- Cheaper (1) as no cables to buy on top of router (1)
- Supports more types of device (e.g. tablet/smartphone) (1) as some do not have wired connections (1)
Give two types of storage you could use to store movies and photos on your smartphone
Any two from:
- Cloud
- Network Attached Storage (NAS)
- Memory Stick
- USB/Pen drive
- SD (Card) / Memory card
- (Internal) hard drive
How many MB are in 1 GB ?
1024
State one camera setting that you could choose to reduce the file size of a photo
Any one from:
- Resolution
- File type
- Bit depth / colour depth / number of colours
- Dimensions
- Metadata (e.g. geotagging
) 6. Change HD to SD
What is ADSL used for by some routers?
ADSL is used by some routers to send email to the Internet.
(ADSL is Asymmetric Digital Subscriber Line)
Explain one drawback of using email to share photos
Any one explanation from:
- Can’t remove (if changed mind / make mistake) (1) as cannot retrieve emails once sent (1)
- Have to spend time / have knowledge (1) to set up email client (1)
- Can’t tag/comment (1) to give interactivity (1)
- Takes a long time (1) to type in each recipient’s address (1)
- It reduces privacy (1) because emails are not always secure / could be hacked (1) 6. Number of photos / quality of photo may be limited (1) due to restrictions on file/attachment size (1)
(2 Marks given if explanation linked with answer)
Describe one method of sharing photos you could use other than email
A description to include:
- Upload/post/add the photo (1) to cloud storage / to a social network / blog / photoblog (1)
OR 2. Attach/send (1) to an instant message/MMS (1)
OR 3. Download/upload/transfer/store (1) using media (1)
OR 4. Transfer/send (1) using connectivity (1)
State one privacy setting you should check (when setting up ) before you using your online profile
Any one from:
- Whether only friends can see profile
- Whether your profile is open (private)
- Whether you have to accept friends before they can see your profile 4. Location (setting).
Which one of these is a feature of a strong password?
- Has fewer than 4 characters
- Includes a mixture of upper and lower case characters
- Uses personal information
- Contains only numbers
- Includes a mixture of upper and lower case characters
Give one benefit of photos being ‘tagged’
You can be alerted when photos of you are posted
State one other feature (other than tagging) of a social network that you can use to communicate with friends
Any one from:
- Like
- Comment
- Reply
- Poke
- Private/direct message
- IM
- Live video (e.g. Facebook Live) /video call (e.g. Hangouts)
- Post
State 3 features of a tablet computer that make it a multifunctional device
Any three from:
- (Touch) screen
- GPS
- Sensors (e.g. Accelerometer)
- Microphone
- Speakers / Headphone port
- Camera
- Connectivity (e.g. WiFi, NFC, USB)
- Applications / apps / software
Give three points to describe how you can use your smartphone to give your tablet computer access to the Internet
A description to include three from:
1) Pair/connect/link the devices (1)
2) using wireless/wired connection (1)
3) to share the smartphone’s mobile broadband/data (1)
4) using the smartphone as a router/hotspot (1) CAN USE these descriptions
(Accept 3G/4G etc. for ‘mobile broadband’ Accept WiFi/Bluetooth etc. for ‘wireless connection’ Accept USB etc. for ‘wired connection’ :)
List two user interface features (other than password) that digital devices use to prevent unauthorised access
Any two from:
- Fingerprint (scanner)
- Voice recognition
- Facial recognition
- Pattern (lock)
- PIN / passcode
- Two factor authentication
- Iris / retina / eye recognition
Give one advantage of using proprietary software rather than open source software
One explanation from:
- Developer is responsible for quality/errors (1) and provides updates/maintenance/support (1)
- Source code is not freely available / changeable (1) making it harder for hackers / harder to find/exploit vulnerabilities (e.g. hide a virus in code)(1)
- Proprietary software often has more dedicated support services (1) that can assist with technical problems (1).
Name one disadvantage of using proprietary software rather than open source software
proprietary software is often more expensive
What is Mbps a measure of?
Download speed
State two reasons why some people cannot access the internet
Any two from:
- (High) cost / (Low) affordability
- Remoteness
- Lack of skills/understanding
- Lack of infrastructure/connectivity
- Political restrictions
- Cultural/religious restrictions
- Disabilities
Describe the purpose of a media server on a home network
A description to include:
To store video/audio/image files (1) that can be accessed/played (by connected devices) (1)
What is a firewall used for in a home network ?
Restricting access to a network