Chapter 2

Question 1

What is a UI?

Answer 1

User Interface

Question 2

Which of the following is not a common computer metaphor?

Answer 2

Door handles

Question 3

Which of the following is not an instance?

Answer 3

Menu

Question 4

Computers do

Answer 4

Exactly what you tell them to do

Question 5

A good way to learn how to use a new application or piece of software is to

Answer 5

Click around

Question 6

Each time you paste, what is made of that saved version?

Answer 6

Copy

Question 7

What key sequence does ^C indicate to the user

Answer 7

Ctrl+C or Command+C

Question 8

When computers went mobile, this popular device was now a problem.

Answer 8

Mouse

Question 9

What company introduced the mouse?

Answer 9

Xerox

Question 10

Digital is better than analog encoding of information because with digital it is possible to have a(n)_____.

Answer 10

Exact Copy

Question 11

Software designers help users understand their software through the use of ____.

Answer 11

Metaphors

Question 12

Open, New, Close, and Save can usually be found in the ____ menu.

Answer 12

File

Question 13

Perfect reproduction is a property of ______information.

Answer 13

Digital

Question 14

In an application with menus, Undo, Cut, Copy, and Paste can usually be found in the _____menu.

Answer 14

Edit

Question 15

What are the three steps of the placeholder technique?

Answer 15

High, edit, restore

Question 16

_____ and_____ are important to keep in mind when using a placeholder

Answer 16

Avoid placeholder collisions; Replace before final proofreading

Question 17

____ is any indication that the computer is still processing a task or has already completed it.

Answer 17

Feedback

Question 18

Overlapping windows were first used in the user interface of the_____.

Answer 18

Alto Computer

Question 19

Usually applications from the same vendor are

Answer 19

Consistent

Question 20

Explain the desktop metaphor

Answer 20

The desktop metaphor became the universal way most people thought of using a computer. The computer became a virtual desktop on which one could store, view, and edit documents. Most people were familiar with desks, but fewer understood command line programs. So the metaphor made the basic computer operations simpler for people to understand and use

Question 21

Discuss the advantages of a consistent interface from both the consumer’s and developer’s point of view.

Answer 21

Advantage of consistent interface from developers point of view
developers can reuse the same code in different applications which are common operations that are required in every application. With the consistent interface using in all applications the developers can reduce the time required for the common controls like icons and menus.

Question 22

What is the purpose of computers displaying progress bars when items are loading?

Answer 22

Inform the user that the computer is still working, and giving an estimate of how much work remains.

Question 23

Explain why both copy and paste are considered copying information.

Answer 23

Copy makes a duplicate entry of the selection in memory; Paste duplicated the contents of the memory to the selection. Both are copies of digital information.

Question 24

Angel decided to use the placeholder “the” to stand for Theodore Hertzsprung Englebert. Why was this a bad placeholder for Angel to use? Explain your answer in detail

Answer 24

When Angel goes to change “the” to “Theodore Hertzsprung Englebert,” she will also be changing all of the actual the’s to the name as well. She should choose a placeholder more unique like a unique symbol or word.

Question 25

Explain the touch metaphor in detail, and explain what changed about computing to bring about the touch metaphor.

Answer 25

The touch metaphor refers to an illusion that the use is touching the content of the diplay; the change was required because it is inconvenient for mobile devices to use a pointing device like a mouse.

Question 26

Why is it useful to “blaze away” when using a new piece of software?

Answer 26

Blazing away is a way to experiment with the software and discover what it does and how to use it.