Module 6: Supporting I/O Devices Flashcards
Sherri has recently been injured. She is having a problem using her left hand and would like to use a stylus to move her mouse around the screen on her laptop computer.
What device can Sherri add to her system to allow a non-touch screen laptop to use a stylus to manipulate the screen?
Digitizer
Sherri can add a digitizer to a monitor. She will connect it to the computer via a USB port and place the digitizer so that it can read the stylus. This will allow Sherri to use a stylus to manipulate the screen.
Dylan called you because he purchased an external hard drive for his computer, and the connector on the cable is different from the cable he had previously seen. In the past, the cable was a USB connection on one end of the cable for the computer and a mini-USB connection for the hard drive. Dylan sent you a picture of the cable.
What type of cable is Dylan using?
Thunderbolt
Jimmy is running out of desk space. He keeps three computers on his desk. The three computers can’t be moved, and they need to be running at the same time. Currently Jimmy has three mice, keyboards, and monitors running on his desk.
What can Jimmy do to free up space on his desk?
Use a KVM switch.
A KVM switch will allow Jimmy to have one keyboard, mouse, and monitor for all three computers. He can select which computer he wants to use via a button on the KVM switch.
Is it true or false that a touchscreen on a laptop can be used as both a mouse and keyboard?
You can use the touch screen on a laptop as a keyboard or a mouse. When you want to use the touch screen as a keyboard, simply open the keyboard app.
You are using a new LCD monitor and notice that the icons and images look distorted or elongated.
What video setting can you use to fix this problem?
Resolution
The cause of the distortion is the resolution. If the LCD has a recommended resolution, use it or use the highest resolution available.
Damion recently did an update to his computer and added a new video card. After the update, Damion decided that he would like to play his favorite game. While he was playing the game, the system locked up. He restarted the computer and did not have any issues until he tried to play the same game, at which point, the computer locked up again.
What might be the problem with Damion’s computer? (Select all that apply.)
Version of DirectX is out of date.
Video card device drives need to be updated.
Game is not compatible with video card.
The DirectX version may be out of date and cause the computer to crash or freeze during the game play. DirectX is a collection of application programming interfaces (APIs) for handling tasks related to multimedia, especially game programming and video, on Microsoft platforms.
If the driver needs to be updated, the game could freeze during game play. Damion can update the driver by downloading it from the manufacturer’s website. Most high-end video cards also have a downloadable program that will help to keep the driver updated.
If the video card is compatible with the DirectX version for the game, then Damion should be able to play the game. He will not be able to start the game if the video card is not compatible with the DirectX version in the game.
Bayley wants to connect a new external hard drive to his Windows PC. He wants the fastest connection type available because he plans to edit video directly to and from the external hard drive.
Which connection type should Bayley use to get the fastest connection possible?
Thunderbolt 3
Nick is working on a new graphic for one of his company’s clients and is having an issue with the color on his screen. The client wants the graphic to include a very bright red color, but Nick can’t seem to find the right color on his screen. He seems to have the color perfect on the screen, but when he tries to print the graphic, the color seems to fade. He has checked the printer, and it works fine.
What will help Nick see on the screen the color that he is printing?
Calibrate the display color.
Nick can calibrate the display color in Windows. This will help him match the color to what is printed.
Henry’s laptop computer was stepped on yesterday, and the touchpad no longer works. The keyboard works fine.
What can Henry do to use a mouse with his laptop?
He can attach a USB mouse.
Until Henry can get the touchpad fixed, his best option for using the laptop is until you can get the touchpad fixed would be to attach and use a USB mouse.
David has a laptop that is having a problem with the video system. You believe the problem might be the backlight. During your research, you discover that the laptop does not have a backlight.
What type of screen is on David’s new laptop?
OLED
OLED screens do not have a backlight. OLED emits visible light instead of using a backlight.
Danelle wants to use a stylus on her laptop but does not have a touch screen. She needs the stylus to help her create designs for her landscape business. She does not want to purchase a new laptop.
Is there any way for Danelle to use her current laptop with a stylus?
She can add a digitizer over the screen on her laptop.
A digitizer can be added to Danelle’s laptop over the current screen, which will allow her to use the stylus. The digitizer can be connected to the laptop using a USB connection.
Sarah needs to connect to an interface port on an enterprise switch. Her laptop does not have the correct port. When she mentions this to her boss, he tells her that they have several older laptops in a closet and one of them should have a RS-232 connector for the enterprise switch.
What does the connector that Sarah needs look like?
A 9 pin two row D-shaped male connector
A RS-232 is a serial connector. This connector is a 9 pin two row D-shaped male connector.
When Ron turns on his computer, he hears one beep. However, there is no image on the screen. The monitor indicator is not on.
What should Ron consider first when he troubleshoots this video issue?
Is the monitor plugged in properly?
Because no indicator lights show on the monitor, Ron should first check to see if it is plugged in.
Sandy is replacing her broken laptop LCD screen with a new screen. During disassembly, she notices two cables that wrap around the screen and connect to the mini-PCIe card inside the laptop.
What will happen if Sandy breaks one of these cables?
She will not be able to connect to Wi-Fi with the laptop.
The card, wires, and mini PCIe card described are the wireless card and antennas. If Sandy were to cut the cables on the antennas, she would not be able to connect to the Wi-Fi.
Cathy is planning to purchase a new audio and video editing workstation to make work videos.
What types of components will Cathy need to order to build her computer? (Select all that apply.)
Two 4TB SATA 3 Drives
16GB of DDR 4 RAM
High-end sound card
Blu-ray burner
Cathy will need a lot of storage. Raw video footage uses a lot of storage capacity. Also because of their size, she will want to have fast access when loading large video files.
Video editing software requires a lot of RAM. Cathy needs the maximum amount of RAM possible on the system.
Cathy will want a high-quality sound output for the workstation. This will allow her to hear clearly everything recorded on the video.
A Blu-ray burner will allow Cathy to transfer the video so that it can be played. On average, a 25GB Blu-ray disk can hold 135 minutes of HD video.
Roger purchased a new laptop computer and wants to connect it to a second monitor. The monitor has a DVI and HDMI connection on the back, but his laptop only has a Mini DisplayPort connection.
Which cable should Roger purchase?
The picture shows a Mini DisplayPort to HDMI cable.
This is a picture of a monitor that has a horizontally torn image.
What is the most common cause of a monitor showing horizontally torn images on the screen?
GPU on video card overheating.
An artifact happens when the video feed from the video controller is out of sync with the refresh rate of the monitor. A common cause of this issue is that the GPU on the video card is overheating.
