Random questions Flashcards
(7 cards)
1
Q
Identify 3 tasks carried by a router
A
- receive packets
- sends packets
- converts packets from one protocol to another
2
Q
Identify 3 pieces of metadata that is stored with an image
A
- bit depth
- resolution
- file size
- hight width
3
Q
LAN characteristics
A
- small geographical area
- dedicated hardware
4
Q
Router
A
- used to transfer packets between networks
- to receive packets
- uses IP address in the packet header to determine the best route
- connects network to the internet
5
Q
Switch
A
- used to connect devices together on LAN
- receives data packets
- reads the destination address in packet header
- forwards data directly to it’s destination
6
Q
Cloud + and -
A
+ Can access from any device
+ Can have access from everywhere
+ Security may be higher
- Data may be stolen
- Can’t access files without internet
- login details may be forgotten
7
Q
give examples of utility programs
A
- antivirus
- firewall
- encryption
- compression
