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Cat > 2.3 > Flashcards

2.3 Flashcards

1
Q

Internet limitations

3

A

Lack of portablity
Expensive> bandwidth and cap
Area may not have adsl or fibre coverage

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2
Q

Ftth and FTTb

A

Installation of cables in business and homes for high speed internet access

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3
Q

Wi-Fi

5

A

1 A wireless technology that uses radio waves to transmit data

  1. Connect to internet via router linked to adsl
  2. communicate devices wirelessly
  3. Measured in Sqm
  4. Better coverage with one access point
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4
Q

Hotspots

4

A
  1. A place where a Wi-Fi network has been created and people connect to internet through it
  2. area to connect is small
  3. Some require subscriptions to a wireless internet service provider
  4. Made available in home via Wi-Fi transmitter . Connect to adsl and other devices connect to router
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5
Q

WiMAX

5

A

Worldwide interoperability microwave access

  1. More secure
  2. Wider area than Wi-Fi
  3. Towers measure km
  4. Secure broadband access
  5. Viable if no fibre
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6
Q

3G 4g

3

A
  1. Generations of mobile internet access that use an infrastructure over cellular networks
  2. Enables devices with 3G/4g to offer high speed aces
  3. No good coverage use edge resulting in slower speed
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7
Q

How browsers and email work on mobiles compared to desktop

4

A
  1. Restricted in formatting messages
  2. Emails pushed to other devices
  3. Tables may not display properly
  4. Pop up windows may not work
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8
Q

Adv of social networks

4

A
  1. Cost effective
  2. Show status to friends
  3. Doesn’t matter you location
  4. Used as marketing tool
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9
Q

Disadvantages of social network

5

A 
1Identify theft
2Online fraud risks
3False info spread , fake life
4Loss in productivity cyber slacking 
5Targeted advertising
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10
Q

Best practices of social networking

4

A

Check privacy
Don’t post personal info
Only accept people you know
Don’t post inappropriate content

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11
Q

VoIP

2

A

1Allows calls to made over lans or wans to anyone with voip

2Conference call tech

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12
Q

Adv of VOIP

4

A

Cheaper
Software free
Transfer files
Video calls

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13
Q

Disadvantages of voip

2

A

Poor quality slow internet

Use date of cap

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14
Q

Best practices with Voip

4

A

1Check local times
2Use video when necessary
3Decent headset
4Pay attention to contact status

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15
Q

Video conferencing

A

Hold conversation at diff location using computer to transfer audio and video if they where in the same room

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16
Q

Adv of videos conference

2

A

See people read them

Cheaper than travelling to meeting

17
Q

Disadvantages of conference calls

2

A

Quality poor if slow internet

Use lot data cap

18
Q

Best practices of conference call

3

A

Well lit location
Protect privacy
Test sound before call

19
Q

Chat room

A

Online environment that allows people to communicate by typing in real-time

20
Q

Adv of chat room

3

A

Chat with music people
Interact regardless of location
Applications used on variety of platforms

21
Q

Disadvantages of chat room

3

A

1No way of ensuring people
2More time in chat room then real world
3Cyber bullying and cyber stalking

22
Q

Chat room practices

3

A

1Don’t give personal info
2Don’t arrange to meet in person
3Don’t bully

23
Q

RSS

5

A 
1Real simple syndication 
2Automatically provides content from sites
3Chanel provides summarised content 
4Accessed from central applications 
5Feed readers
24
Q

Subscription to rss

2

A

Register account

Tap link identified as rss and link to reader

25
Q

Rss adv

2

A

Info in one place time saver

Avoids spams

26
Q

Disadvantages of rss

2

A

Overload of info if too many feeds are subscribed

Photos not included

27
Q

FTP

4

A

1File transfer protocol
2Rule for communication
3Fast easy transfer of files between remote computers that have internet connection
4Upload on ftp server or download

28
Q

E commerce

A

Business transaction that involves communication across internet

29
Q

Internet banking

6

A 
1Connect bank via internet 
2View balance 
3Pay bills
4Transfer money
5Order credit cards
6Buy prepaid data
30
Q

Adv of online banking

4

A

1Available 24\7 anywhere
2Faster and cost less
3Safer than carrying cash
4 Beware for phishing

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