Questions For Exams

Question 1

Name all the Speheres of Savio and Braiterman

Answer 1

Device
Connection
Carrier
Interface
Task
Attention
Goals
Activity
Environment
Culture

Question 2

Name 3 technologies that use frequency spectrum

Answer 2

Wifi
NFC
Bluetooth

Question 3

What is WIFI?

Answer 3

It allows devices to connect Internet or communicate within particular area

Question 4

What is NFC?

Answer 4

It is a magnetic induction betweem two loop antennas. Can only be used within 20cm.

Question 5

What is Bluetooth?

Answer 5

It is a packet based master-slave structured. One master up to 7 slaves.

Question 6

What is a challenge for spectrum according to Deloitte?

Answer 6

No more can it be made.
It is difficult to share.
Not all frequencies are equal.
Too many on same area. Too dense.

Question 7

Augmented lifeline in firefighter?

Answer 7

Sensors in a rope.

Sensors in a mine.

Question 8

Localization techniques?

Answer 8

GPS - outdoor

Wifi - indoor

Question 9

Pros ans Cons of Mobile Learning?

Answer 9

Pros:
New content on demand.
Gamification an sustain engagement.
Quick access/not dependent on location.

Cons:
Low level of mobile devices used for courses.
Organizations not ready for movile education.
Negative effect concerns i.e low assessment and security

Question 10

What is seamful design?

Answer 10

They howl took into consideration the latency by utilizing it.

Starcraft used the mutalisk function in a game.

Question 11

Intent based network

Answer 11

Provides means to specify the distributed workloads behaviours and communications requirements without rhe need of expertise in the protocols.

Question 12

Content based network

Answer 12

The flow of messages through the network is driven by the content of the messages.

Question 13

Name GSM components?

Answer 13

BSC- Base Station Controller
VLR - Visitor Location register
HLR-Home Location register
MSC-Mobile service switching center

Question 14

What does Base Station Controller do?

Answer 14

BSC controlls cells and reqister subscribers in GSM

Question 15

What does Visitor Location register do?

Answer 15

VLR is a database that stores temporary data regarding subscribers needed by the MSC

Question 16

What does Home Location Register do?

Answer 16

HLR holds information about the service profile, status of activity, information about locations etc.

Question 17

What does Mobile Service Switching Center does?

Answer 17

MSC controlls the calls from and to other telephones. It authenticate and equip identity

Question 18

User centered design process circle?

Answer 18

Ideation
Design
Build
Test
Observation

Question 19

Designing mobile application - methods for every phase?

Answer 19

Process:
Home tours
Field visits

Design:
Task analysis
Conversation analysis

Evaluation:
Questionnaire
Fiel trial with prototype