DUNNO

Question 1

_________ is used to store information which is only required fleetingly. STM can be accessed rapidly, however, also decays immediately.

Answer 1

Short-Term Memory or STM

Question 2

It has an unlimited capacity, a slow access time and forgetting occurs more slowly or not at all.

Answer 2

• Long-term memory

Question 3

Two types of LTM:

Answer 3

Episodic memory
Semantic memory

Question 4

________ represents our memory of event and experiences in a serial form.

Answer 4

Episodic memory

Question 5

It is structured record of facts, concepts, and skills that we have acquired, derived from the episodic memory.

Answer 5

Semantic memory

Question 6

__________ is the process by which we use the knowledge we have to draw conclusions.

Answer 6

Reasoning

Question 7

Three types of reasoning:

Answer 7

Deduction
Induction
Abduction

Question 8

_________ reasoning derives the logically necessary conclusion from the given premises. General rule –> Specific Conclusion (always true)

Answer 8

Deductive

Question 9

__________ reasoning is generalizing from cases we have seen to infer information about cases we have not seen. Specific observation -> General conclusion (may be true)

Answer 9

Inductive

Question 10

________ reasons from a fact to the action or state that caused it. Incomplete observation - > Best prediction (may be true)

Answer 10

Abduction

Question 11

It is the process of finding the solution to an unfamiliar taste, using the knowledge that we have.

Answer 11

Problem Solving

Question 12

5 different views of problem solving:

Answer 12

Gestalt Theory
Problem Space Theory
Use of Analogy
Skills Acquisition
Errors and Mental Models

Question 13

The __________ states that problem solving is both productive and reproductive; insight is needed to solve problem

Answer 13

Gestalt theory

Question 14

The __________ comprises problem states and problem solving involves generating these states using legal state transition operators

Answer 14

Problem space

Question 15

Problems are solved by mapping knowledge relating to a similar known domain to the new problem.

Answer 15

Use of analogy

Question 16

According to the ATC Model, skills are acquired through various levels.

Answer 16

Skills Acquisition

Question 17

There are different types of errors: changes in context of skilled behaviour can cause errors. An incorrect understanding/ model of a situation can cause errors too.

Answer 17

• Errors and mental models

Question 18

Our body responds biologically to an external stimulus and we interpret that in some ways as particular emotion.

Answer 18

Emotion

Question 19

The principles and properties discussed apply to the majority of people, but humans are not all the same.

Answer 19

Individual differences

Question 20

_________ (with or without computer) is a process of information transfer.

Answer 20

Interaction

Question 21

Only a few keys are used. Letters are produces by pressing multiple keys at once

Answer 21

Chord keyboards

Question 22

The numeric keys on a cell phone can be pressed more than once to enter letters. Most phones have 2 keypad modes:
a numeric and an alphanumeric mode.

Answer 22

Phone pad and T9 entry

Question 23

It deals mostly worth stroke information: the way in which the letter is drawn, not the letter itself. It has the advantages of size and accuracy over small keyboards and are therefore often used in mobile computing.

Answer 23

Handwriting recognition

Question 24

The performance of __________ is relatively low even, for a restricted vocabulary. Adjusting the system for use with natural language gives birth to even more problems: the ‘error’ in natural language use, different voices, emotions and accents, etc.

Answer 24

Speech recognition

Question 25

It is an indirect device, because a transformation is required to map from the horizontal nature of the desktop to the vertical alignment of the screen.

Answer 25

Mouse

Question 26

________ are touch-sensitive tablets, operated by sliding the finger over it and are mostly used in notebook computers

Answer 26

Touchpads

Question 27

It is an upside-down mouse: instead of moving the devices itself, the ball is rolled to move the cursor.

Answer 27

Trackball

Question 28

It offers less usability because they can only manipulate the horizontal and vertical movement of the cursor.

Answer 28

Thumb-wheels

Question 29

Two types of joystick:

Answer 29

Absolute sticks Isometric sticks

Question 30

_______ are tiny joysticks that sometimes used on notebook computers.

Answer 30

Keyboard nipples

Question 31

It detects the position of the user’s finger or stylus on the screen itself and are therefore very direct.

Answer 31

Touchscreen

Question 32

For more accurate positioning, systems with touch sensitive surfaces often imply a _______.

Answer 32

Stylus/Lightpen

Question 33

It is a device used for freehand drawing

Answer 33

Digitizing tablet

Question 34

________ allows you to control the computer by looking at it, while wearing special glasses, heat mounted boxes, etc.

Answer 34

Eyegaze

Question 35

For 2D-navigation, _________ can sometimes preferable. The same goes for remote-controls and cellphones.

Answer 35

Cursor keys

Question 36

A ______ means that display is made of fixed number of dots or pixels in rectangular grid.

Answer 36

Bitmap-base

Question 37

What display device: In LCD’s a thin layer of liquid crystals is sandwiched between two glass plates. External lights pass through the top plate and are polarized. This passes through the crystal and is reflected back to the user’s eye.

Answer 37

Technologies

Question 38

What display device: Thin flexible paper material that can be written to electronically, but keep its contents when removed from the power supply.

Answer 38

Large displays and situated displays

Question 39

Thin flexible paper material that can be written to electronically, but keep its contents when removed from the power supply.

Answer 39

Digital papers