Chapter 14

Question 1

What drawbacks does the author present for the touch pad

Answer 1

Positioning can be imprecise depending upon the size and shape of the user’s finger

Movement depends upon skin resistance and moisture of the user’s hand

Hand must be removed from the keyboard to operate

Question 2

What is the name given to the scan code sent out by the keyboard when a key is released? ___________ ___________ (2words)

Answer 2

break code

Question 3

The author likes trackpoint

Answer 3

He thinks it is the best thing since sliced bread

Question 4

a ______________ is a combination of 3 switches that are pressed simultaneously

Answer 4

trilogram

Question 5

With membrane keyboard switches using _________________Technology, The level of force required to complete a keystroke depends upon the relative strength of the finger used to press the key.

Answer 5

Ergo

Question 6

Name the four sections of keys on the 101-key keyboard.

Answer 6

Typing area

numeric keypad

cursor and screen controls,

function keys

Question 7

What are the requirements for using a keyboard connected to a USB port

Answer 7

Have a USB port in the system

Have a system chipset and BIOS that feature USB Legacy (keyboard and mouse) support

Run an OS (Win 98 or newer) that supports USB keyboard

Question 8

Name the advantages that USB mice have over mice with other interfaces.- choose all that apply

Answer 8

Screen movement smoother because of higher reporting rate

hot swappable

multiple pointing devices may be used simultaneously

easier to connect via front-panel ports or hubs

Question 9

Keyboards with pure mechanical switches remain very popular today.

Answer 9

False

Question 10

What is the name given to the scan code sent out by the keyboard when a key is pressed? ___________ ___________ (2words)

Answer 10

make code

Question 11

Name the characteristics of IR that are a drawback in using IR to send signals between a wireless device and its transceiver.

Answer 11

The IR signal is easily blocked by articles that are placed on the desktop the device must be aimed at the transceiver for the IR signal to travel between the transceiver and device successfully

The transceiver and device must have line-of-sight for the signal,

Question 12

Name the three methods by which present-day mice may be connected to computers.

Answer 12

Bluetooth

USB port,

PS/2 mouse port

Question 13

What is the name of the type of keyboard that contains a coiled spring and a rocker, and provides both tactile and audible feedback.

Answer 13

buckling spring

Question 14

Microsoft added to the Left Windows key, right Windows key, application key make the ___________-key keyboard that it introduced with Windows 95.(answer a number)

Answer 14

104

Question 15

What two problems does the author mention for foam element keyboards?

Answer 15

No (poor) tactile feedback,

corrosion of the foil attached to the foam and of the contacts

Question 16

It is possible for a trackball to operate by using a mouse driver.

Answer 16

True

Question 17

The keyboards ____________________ reads the key matrix, debounces the keypress signals, converts the keypress to the appropriate scan code, transmits the scan code to the motherboard.

Answer 17

processor

Question 18

Right clicking the mouse is equivalent to pressing the ___________________ key

Answer 18

application

Question 19

A PS/2 mouse cannot be damaged by plugging its connector into a PS/2 keyboard port.

Answer 19

true