Chapter 9 - Slides Flashcards
1
Q
Adding new devices to a computer requires:
A
installing hardware and software
2
Q
Use Device Manager to:
A
manage and troubleshoot hardware
3
Q
Popular I/O ports on a motherboard include:
A
eSATA, FireWire, and USB
4
Q
Wireless connections can use:
A
Wi-Fi 802.11a/b/g/n, Bluetooth, and Infrared standards
5
Q
USB connectors include:
A
A-Male, B-Male, Mini-B, Micro-B, Micro-A, USB 3.0 B-Male, USB 3.0 Micro-B
6
Q
When installing devices, use 32-bit drivers for a ____ and 64-bit drivers for
a ____.
A
32-bit OS; a 64-bit OS
7
Q
Biometric input devices collect:
A
biological data in order to authenticate access to a system
8
Q
Generally, Windows detects new adapter cards and:
A
installs appropriate drivers
9
Q
Types of monitors include
A
LCD, plasma, projector, and OLED monitor
10
Q
Video ports might be
A
VGA, DVI-I, DVI-D, DVI-A, composite video, S-Video, component video, DisplayPort, HDMI, and HDMI mini ports
11
Q
Use Device Manager to:
A
update drivers on I/O devices giving trouble
12
Q
Video problems can be caused by the:
A
monitor, video cable, video card, onboard video, video drivers, or Windows display settings
13
Q
A few dead pixels on an LCD monitor screen are considered _____ by the manufacturer
A
acceptable
14
Q
Artifacts on the monitor screen can be caused by
A
hardware, software, overheating, or overclocking
15
Q
I/O devices may be
A
internal or external
16
Q
Every device is controlled by:
A
software
17
Q
Best guide for installation and support:
A
manufacturer
18
Q
A device is no faster than the ____ it is designed for
A
port/slot
19
Q
It’s import to use an _____ account in Windows
A
administrator
20
Q
Problems are sometimes solved by updating _______
A
drivers or firmware
21
Q
The primary Windows tool for managing hardware
A
Device Manager (devmgmt.msc)
22
Q
Using Device Manager you can:
A
- Disable or enable a device
- Update its drivers
- Uninstall a device
- Undo a driver update (called a driver rollback)
23
Q
As many as ___ USB devices can be daisy chained together
A
127
24
Q
USB uses serial transmissions and devices are:
A
hot-swappable (plug and unplug without powering down)
25
FireWire 800 allows for up to ___ devices and FireWire 400 allows for up to ___ devices to be daisy chained together
63;16
26
FireWire 800 uses a ____ rectangular connector
9-pin
27
Outdated wireless (IR) technology mostly replaced by:
Bluetooth
28
Most common use of IR is
remote controls
29
What are the 5 procedures to install any peripheral device:
1. Read the manufacturer’s directions
2. Make sure the drivers are written for the proper OS
3. Make sure the motherboard port you are using is enabled
4. Install drivers or plug in the device
5. Install the application software to use the device
30
When it comes to keyboards with special features, how should you install it?
Install drivers that came with the keyboard
31
Use Device Manager to:
uninstall, disable, or enable most devices
32
USB devices are managed through:
Programs and Features
33
To replace the Keyboard and Touchpad in a Laptop
1. Power down and remove AC adapter and battery pack
2. Remove screws on bottom of laptop
3. Open lid and push keyboard toward lid while pulling it up to release it from the case
5. Bring keyboard out of the case and forward
Expose keyboard ribbon cable
Use screwdriver to lift cable connector up and out
6. Replace keyboard following steps in reverse order
7. If touchpad is part of keyboard bezel, remove keyboard before removing the keyboard bezel
34
What are the interface methods of a Barcode Reader?
Wireless connection, serial port, USB port, keyboard port
35
What is a biometric device?
inputs a person’s biological data and can be used as additional authentication to control access to sensitive data (finger print readers)
36
What are the two ways to transfer images to a PC from a Digital Camera?
1. Connect camera to the PC using a cable
| 2. Install the memory card in the PC
37
What provides input to the computer by sensing the motion of your fingers and hands
Motion Controller/Sensor
38
What is a MIDI Device?
Musical instrument digital interface – set of standards used to represent music in digital form
39
MIDI standards are used to connect:
musical equipment such as musical keyboards and mixers
40
Most sound cards can play ___ files
MIDI
41
MIDI port is a ____ that looks like PS/2 keyboard port (only larger)
5-pin DIN port
42
What are the 4 ways to connect a Musical Instrument to PC?
MIDI to MIDI, MIDI to USB, USB to USB, and USB to MIDI
43
What input device that uses a monitor or LCD panel as the backdrop for input options
Touch Screen
44
What is a KVM Switch?
Keyboard, Video, and Mouse (KVM) switch allows the use of one keyboard, mouse, and monitor for multiple computers
45
KVM Switches are useful in ____ or ____
server room or testing lab
46
T/F? The KVM Switch requires device drivers.
It does not require device drivers, just plug in cables form each computer to the device
47
When preparing to install a adapter card:
1. Verify card fits an empty expansion slot
2. Verify device drivers for the OS are available
3. Back up important data not already backed up
4. Know your starting point
48
What are the 12 steps to install an adapter card
1. Read the documentation
2. If replacing an onboard port, disable port in UEFI/BIOS setup
3. Wear ESD strap, shut down system, unplug power cords and cables, and drain power
4. Locate slot and prepare for installation
5. Insert card into expansion slot
6. Anchor card to top of the slot with screws
7. Connect any power cords or data cables
8. Replace the case cover, plug in any essential peripherals
9. Start the system – Windows should detect a new hardware device and attempt to automatically install the drivers
10. If a CD came with device, insert and run the setup program
11. May have to restart the system
12. If any problems with installation, turn to Device Manager to troubleshoot
49
What device can play and record sound and save it in a file
Sound Cards and Onboard Sound
50
___ can turn a computer into a television
TV tuner card
51
___ enables capturing video input and saving it to a file
Video capture card
52
When installing a TV Tuner/Video Capture Card you will most likely:
Install the drivers, install the card, and then install the application software that comes bundled with card
53
What expansion cards are in a newer notebook:
Mini PCI Express slots (Mini PCIe)
54
What expansion cards are in a older notebook:
a Mini PCI slot
55
What is the primary output device of a computer
Monitor
56
Two necessary components for video output:
Monitor and Video Card
57
What are the two classes of LCD Monitors?
Twisted Nematic (TN) and In-Plane Switching (IPS)
58
How do LCD monitors work?
1. At the center of layers is liquid crystal material
2. Layers are sandwiched between two grids of electrodes forming columns and rows
3. Each intersection of row and column forms a pixel
59
LCD panel does not produce any light, so it needs a source of light, called _____:
backlighting
60
What are two common types of backlighting:
Cold Cathode Fluorescent Lamp (CCFL) and LED
61
What types of monitors are there?
LCD, Plasma monitor, Projector, OLED
62
What variations of DVI:
DVI-D – only transmits digital data
DVI-I – supports analog and digital signals
DVI-A – only transmits analog data
63
This port has red, green, and blue are mixed together in the same signal and uses a round RCA connector to provide composite video
RGB Port
64
This video port has a connector called a MiniDin-6 and looks like a PS/2
S-Video
65
This type of video port has been split into different components and carried as separate signals
Component video
66
What port is also known as 1394a
FireWire 400
67
What port is also known as 1394b
FireWire 800
68
What port uses 3 connectors for video and audio also know as AV
Composite video port
69
What is a contrast ratio
contrast between true white and true black.
70
What port is also known as DB-15
VGA
71
What is a Dead pixel?
Pixel on a LCD monitor that is not working.
72
What is Digital Rights Management (DRM)?
Software and hardware security limitations meant to protect digital content and prevent piracy.
73
What is a Digitizer?
an input device that can use a stylus to hand write.
74
What is a DisplayPort?
Port that transmits digital video and audio.
75
Which of these supports Analog Data?
| DVI-A/DVI-D/DVI-I
DVI-A and DVI-I
76
Which of these supports Digital Data?
| DVI-A/DVI-D/DVI-I
DVI-D/DVI-I
77
Which of these supports both Analog and Digital Data?
| DVI-A/DVI-D/DVI-I
DVI-I
78
What is the data transmission for Firewire 400?
400 Mbps
79
What is the data transmission for Firewire 800?
800 Mbps
80
What is In-Plane Switching?
Class of LCD monitors that has truer color imaging and better viewing angles but lacks in response times.
81
What is an inverter circuit board?
electrical device that converts DC to AC.
82
Which monitor uses polarized molecules and liquid crystal in their flat panel monitor.
LCD
83
LED is similar to LCD except that:
It uses less Mercury
84
What is Mini PCIe?
PCIe for laptops
85
What is a native resolution?
actual or fixed number of pixels in a LCD monitor
86
What are the advantages of Plasma Monitors over LCD?
high contrast and better color than LCD monitors
87
What is an RCA connector?
connector with composite and component cables.
88
What DVI port does HDMI work with?
DVI-D (D = Digital)
89
Display port was designed to replace:
DVI
90
Some video cards have as much as __ GB of graphics memory
2 GB
91
Most video cards use:
DDR2, DDR3, Graphics DDR3 (GDDR3), GDDR4, GDDR5 memory
92
What is DirectX?
developmental tool developers can use to write multimedia applications
93
What is dxdiag.exe?
DirectX diagnostics program which:
1. Displays information about hardware
2. Helps diagnose problems with DirectX
94
How can we check on a PC to see available video memory?
Use Advanced settings on the Screen Resolution window to see available video memory
95
When troubleshooting peripheral devices, what is the first thing you should do?
Always try the least invasive and least expensive solutions first
96
When users complain that they cannot sign in to Windows even when entering the correct password:
1. Have them make sure the NumLock key is set correctly
2. Laptops use this key to toggle between the keys interpreted as letters and numbers
3. Most laptops have a NumLock indicator light near the keyboard
97
Which application is the best place to start troubleshooting peripheral devices?
Device Manager
98
How can you check a device's details on Device Manager?
To see a device’s properties, right-click the device and click Properties
99
What two things can you try on Device Manager to correct a problem with your device?
1. Try updating drivers
(Click Update Driver on the General tab or Driver tab
If driver update creates a problem, roll back the driver update if the previous drivers were working)
2. Try uninstalling device and reinstall it
(Click Uninstall on the Driver tab)
100
How would you update a Port/Slot Driver on a Laptop?
1. If you have a problem with a port or slot on a laptop, use Device Manager to see if errors are reported
- Also you can update drivers for the port or slot
2. Manufacturers often store backups of the drivers on the hard drive under support tools
- And on the recovery media, if available
3. Download the latest drivers from the manufacturer’s website
4. Still not solved, use Device Manager to uninstall the port or slot drivers and use support tools to reinstall
101
For Monitor and Video Problems, what can you try first to troubleshoot these?
Try the following easy things first:
1. Check cable connections
2. Check contrast/brightness adjustments
102
What is wrong with your Video Card if you hear a whining sound when you first power up your system?
Caused by Video card not getting enough power (power supply might be inadequate)
103
What is wrong with your Video Card if you start the system and you see nothing but a black screen
Most likely caused by the onboard video port not being disabled in UEFI/BIOS setup (disable the port)
104
What is wrong with your Video Card if you hear a series of beeps when starting your PC
UEFI/BIOS cannot detect video card (try reseating)
105
What is wrong with your Video Card if you see error messages about your video appear on window startup?
May be a conflict with onboard video port (disable port)
106
What is wrong with your Video Card if your game crashes or locks up?
Try updating the drivers for the motherboard, video card, and the sound card
107
What should you consider if the Monitor Indicator Light is Not On and there is no Image on-screen
Ask these questions and try:
1. Is the monitor power cable plugged in?
2. Is the monitor turned on?
3. Is the monitor cable plugged into the video port at the back of the PC?
4. Try a different monitor and a different monitor cable
108
What should you try if the Monitor Indicator Light is Not On and there is no Image on-screen
1 . Ensure video cable is securely connected
2. If monitor displays POST but goes blank when Windows starts to load: Problem is with Windows, not monitor
3. Ensure monitor is set to correct voltage (110 vs. 220)
4. Might be problem with video card
5. Verify video cable connection inside case
6. Check the contrast adjustment
7. Check brightness or backlight adjustment
8. Switch out monitor-to-computer cable
9. Test a monitor you know is good on the computer you suspect is bad
10. Check for loose socketed chips on the card
11. Trade a good video for suspected bad video card
12. Test the RAM on the motherboard
13. Try using a backup PCI video card if using a PCI-Express card
14. Trade the motherboard for one you know is good
109
What do you do if Screen Goes Blank 30 Seconds or One Minute after the Keyboard is Left Untouched:
1. If keyboard is a Green motherboard and is being used with an Energy Saver monitor
a. Monitor can be configured to go into standby or sleep mode after a period of inactivity
b. This feature can also help prevent burn-in (a permanent impression of an image is left on monitor)
2. Use the Power Options applet in Control Panel to configure the sleep settings on a computer
110
What do you if you have a poor display issue on your Monitor?
1. Use your Display monitor controls to adjust font size, screen resolution, brightness, color, and Clear Type text.
2. Update Video Drivers
3. You simply have dead pixels, replace monitor.
111
What do you do if you have a dim display issue on your laptop monitor?
Brighten the screen using the Windows display settings
112
What do you do if you have artifacts (horizontally torn images on-screen) on your monitor?
Try updating video drivers
113
What can cause video artifacts?
Overclocking your PC
114
Poor display might be caused by:
inadequate video RAM
115
What do you do if you cannot connect to an External Monitor?
1. Make sure the monitor is getting power
2. Use the Function keys to toggle between the laptop display and the external monitor
3. Try using a different cable
4. Try using a different connection if the laptop and monitor have another option available
116
What do you do if your Touch Screen is Non-responsive?
1. Wash and thoroughly dry hands
2. If there is a case or screen protector, remove it
3. Clean the screen with an electronic wipe or soft, lint-free cloth
4. Restart the device
5. If a third party app was recently installed, try uninstalling the app
6. Recalibrate the touch screen
117
What do you do if you have Flickering, Dim, or Otherwise Poor Video?
1. Verify Windows display settings
2. Adjust the brightness
3. Update the video drivers
118
A flickering screen can be caused by:
bad video drivers, a low refresh rate, a bad inverter, or loose connections inside the laptop
119
If Laptop LCD display entirely black:
replace LCD assembly
120
If Laptop LCD display dim:
video inverter problem
121
General directions to replace an LCD panel on a Laptop:
1. Remove AC adapter and battery pack
2. Remove the keyboard
3. Remove screws holding hinge in place
4. Remove hinge cover
5. Remove screws holding LCD panel to the laptop
6. Remove LCD panel from the laptop
7. Remove screws holding the top cover and LCD panel
8. Disconnect old inverter and install the new one
9. Reattach LCD panel assembly to the laptop
122
If not getting any sound from speakers, try:
1. Make sure the volume is turned up
2. Update the audio output drivers
3. Run the Playing Audio troubleshooting tool
123
To run the Playing Audio troubleshooting tool:
1. Open Control Panel in classic view and select Troubleshooting
2. In Hardware and Sound group, select Troubleshoot audio playback
