Week 5

You have an existing computer running Windows 10. You want to configure a RAID 1 array in the computer. You install two new SATA drives, then use the RAID controller integrated in the motherboard to define a RAID 1 array using them. When you boot the computer, Windows does not show the logical RAID drive. What should you do? 1.)In the BIOS, change the SATA disk mode to RAID. 2.)Install the drivers for the RAID controller. 3.)In the BIOS, change the SATA disk mode to AHCI. 4.)Set the jumpers on the drives to use SATA I mode.

1.) In the BIOS, change the SATA disk mode to RAID.

What is the minimum number of hard disks that can be used to configure RAID 5?

3 Drives

You have a CD-RW drive that advertises speeds of 32x/12x/48x. What is the read speed of the drive?

48x (record speed /rewrite speed /read speed)

Which interface is primarily used for internal hard drives in modern desktop PC systems? 1.)USB 2.)PATA 3.)SCSI 4.)Firewire 5.)SATA

5.)SATA

During the POST, you receive the following message: Keyboard not present. Press F1 to continue. What are the most likely causes of this error message? (Select TWO.)

A stuck key on the keyboard A poor keyboard connection

In which of the following situations would driver rollback be the BEST tool to use? A. You recently installed a new video driver, and now the system behaves erratically. B. You accidentally deleted several important emails from Outlook and need to restore them. C. You need to restore several driver files that were accidentally deleted. D. You recently installed a new application, and now the system behaves erratically.

A. You recently installed a new video driver, and now the system behaves erratically.

You have purchased an LED monitor and connected it to the DVI-I port on your computer using a DVI-D cable. You configure the screen resolution to 1440 x 900 with 32-bit color. The display on the screen seems to be pixilated. Which of the following solutions is MOST likely to fix this problem? A. Replace the DVI-D cable with a DVI-I cable. B. Change the screen resolution to the native resolution of the monitor. C. Replace the DVI-I cable with a DVI-A cable. D. Change the screen resolution to 1600 X 1200. E. Decrease the color depth to 24-bit.

B. Change the screen resolution to the native resolution of the monitor.

As a member of the help desk administration team, you've been assigned to update the driver for the network adapter that is installed on most of the machines in your department. You have a copy of the latest driver on a USB flash drive. Which Windows utility will allow you to manually update this new driver? A. Network and Sharing Center B. Device Manager C. Driver Manager D. Internet Properties

B. Device Manager

Which of the following drive configurations uses striping with parity for fault tolerance? A. RAID 10 B. RAID 0 C. RAID 5 D. RAID 1

B. RAID 0

Ben is concerned about losing data due to a hard disk failure. His computer will only support a maximum of three disks. To protect his data, you have decided to use RAID (redundant array of independent disks). Which of the following RAID types would give Ben the BEST mirrored data protection? A. RAID 0 B. RAID 1 C. RAID 5 D. RAID 10

B. RAID 1

Which Blu-ray standard defines rewritable disks?

BD-RE

You are in the process of purchasing several new Windows-based computers to replace broken or outdated computers. You have heard that solid state drives (SSDs) can significantly increase the overall performance of the system. Which of the following BEST describes the features of solid state drives (SSDs) compared to hard disk drives (HDDs)? (Select TWO). A. An SSD stores a large amount of storage cheaply. B. An SSD can be adversely affected by magnetism. C. An SSD uses flash technology to store data. D. SSD spindles spin at a faster rate than HDD. E. An SSD opens files faster than an HDD. F. An SDD has the best Mean Time Before Failure (MTBF).

C. An SSD uses flash technology to store data. E. An SSD opens files faster than an HDD.

For which type of device will you typically install the driver before you connect the device to your system? A. Firewire devices B. Hot swappable devices C. USB devices D. Plug-and-play devices

C. USB devices

Which of the following are optical storage devices? (Select THREE.): USB flash drive SDHC CD HDD DVD SSD BD

CD DVD BD

You have purchased an LED monitor and connected it to the HDMI port on your computer using an HDMI cable. You configure the screen resolution to 1280 x 768 with 32-bit color. The images displayed on the screen appear to be overly large.

Change the screen resolution to 1280 X 720.

A customer complains that a recently purchased monitor no longer displays a picture. You verify that the monitor is powered on and that the video cable is securely fastened to the video port. Which of the following actions is the BEST to take next?

Check the monitor's brightness and contrast settings using the controls on the monitor.

You are running Windows 10 on your computer. You want to decrease the time it takes to write data to your drives. To do this, you have decided to create a Windows software RAID system using a striped volume. Before you create the striped volume, which action MUST you take?

Convert basic disks to dynamic disks.

You have a computer with three hard disks. A RAID 0 volume uses space on Disk 1 and Disk 2. A RAID 1 volume uses space on Disk 2 and Disk 3. Disk 2 fails. Which of the following is true? Data on the RAID 1 volume is accessible; data on the RAID 0 volume is not. Data on both volumes is still accessible. Data on the RAID 0 volume is accessible; data on the RAID 1 volume is not. Data on both volumes is not accessible.

Data on the RAID 1 volume is accessible; data on the RAID 0 volume is not.

Alice recently purchased a new cell phone. After her vacation, Alice wanted to transfer her holiday photos to her computer to do some touchup work before sending the pictures to her children. When Alice attached her phone to her computer, she saw that Windows detected her phone and tried to load the applicable software to give her access to her phone. Unfortunately, after trying for several minutes, Windows displayed a message indicating that it was unsuccessful. When Alice explored her available drives, her phone was not listed.

Device Manager

Alice recently purchased a new cell phone. After her vacation, Alice wanted to transfer her holiday photos to her computer, where she could do some touchup work before sending the pictures to her children. When Alice attached her phone to her computer, she saw that Windows detected her phone and tried to load the applicable software to give her access to her phone. Unfortunately, after trying for several minutes, Windows displayed a message indicating that it was unsuccessful. When Alice explored her available drives, her phone was not listed.

Device Manager

Which system utility would you use to troubleshoot hardware devices, examine and control the resources used by specific devices, and install updated device drivers?

Device Manager

You have just connected a new USB device to your Windows system. You used the installation disc that came with the device to install the drivers needed to support the device. Since the installation, the system frequently crashes when you try to access the new device. Which of the following steps would MOST likely resolve this issue?

Download and install the latest driver from the manufacturer's website.

You've just installed a new video card in a user's Windows workstation. When the system is powered on, the screen is displayed in 16 colors at 640x480 resolution.

Download and install the latest driver from the video card manufacturer's website.

A user complains that his USB scanner no longer works. You check Device Manager and see an icon with a black down arrow on it. What should you do?

Enable the device in Device Manager

You have just installed a new device in your Windows system. After installation, you can't use the device. You check Device Manager and find an icon for the device with a yellow exclamation mark over it. What should you do?

Enable the device.

You need a storage device that has very large storage capacity, is fast, and is relatively inexpensive. Which storage device will best suit your needs?

Hard Disk

Which storage device uses aluminum platters for storing data?

Hard disk

Which term describes a PC card that you can insert and remove without rebooting the computer?

Hot swappable

Most devices that you install in a system require little to no configuration; they simply work after you plug them in. This is because devices are automatically assigned the system resources needed for the device to begin functioning. Which of the following are the three types of system resources that are USUALLY automatically assigned?

I/O address, IRQ, DMA channel

While troubleshooting a computer, you need to view a list of all IRQs and the device using each IRQ. Which of the following options would BEST allow you to accomplish this task?

In Device Manager, click View > Resources by type

Your monitor is displaying images in strange colors. Which of the following is MOST likely the solution to this problem?

Increase the color depth.

Which of the following are advantages of solid state storage compared to hard drives? (Select TWO.)

Lower power requirements No moving parts

You are trying to connect a new USB device to your computer. You install the driver and then connect the device to an open USB port. The device does not work.

Make sure the USB device is plugged in properly.

What method does an SD card use for storing data?

Non-volatile memory chips.

Device manufacturers are constantly finding bugs, vulnerabilities, or better ways for their devices to communicate with the operating system.

Obtain the latest driver from the manufacturer's website.

Which of the following tasks would you complete as part of a SATA installation? Set the master/slave relationship using a jumper. Configure the device ID using a jumper. Use the 4-pin Molex power connector. Complete a low-level format of the drive. Plug the 15-pin power connector into the SATA drive.

Plug the 15 pin power connector into the SATA drive

Due to a blackout, power is no longer coming from the wall outlet, and your computer is now off. You do not have a UPS, and you need to remove a disc out of the DVD drive. What is the easiest method for retrieving the disc?

Push an unbent paper clip into the hole on the front of the drive.

What is an advantage of RAID 5 over RAID 1?

RAID 5 improves performance over RAID 1.

You are building a new computer that will contain two hard disks. To provide increased performance, you have decided to configure the drives using RAID technology. Which of the following will BEST meet your needs? RAID 0 RAID 2 RAID 1 RAID 5

RAID0

A computer being used by the HR department needs to ensure that all of the data on that computer is protected from a single hard disk failure. The data needs to be read as quickly as possible, and the HR department would like to maximize drive use as much as possible. This computer can use up to three hard drives..

Raid 1

You have just installed several devices to a computer at once, but now the computer fails to boot properly.

Remove all of the newly added devices and install them one at a time.

Anna has been backing up her data on a hot swappable drive mounted in an external hard drive docking station. This docking station holds two drives. Anna would like to exchange one of the drives with a drive of higher storage capacity.

Remove and replace the drive after using the Safely Remove Hardware feature to shut down the device.

You have just installed a new hardware device, upgraded the driver, and installed the custom software that came with the device. Now you can't get the device to work.

Run any diagnostic software that came with the device.

Which of the following is the most common disk interface used for optical drives on home and office computers?

SATA

Which generation of SATA storage devices does the following 1. Supports 6Gbps data transfers 2. Addresses solid state drives

SATA3

You have purchased an LED monitor and connected it to the HDMI port on your computer using an HDMI cable. You configure the screen resolution to 1280 x 1024 with 32-bit color. The geometry of the images displayed on the screen appear to be distorted. What should you do to correct the problem?

Set the display resolution to the native resolution of the monitor.

Which optical media has the greatest storage capacity?

Single-layer, single-sided Blu-ray disc

You have installed a device in your system and the system does not recognize the device. Which of the following BEST describes why the device was not discovered?

The device does not support plug and play.

For several years, the monitor on your laptop has worked perfectly. However, shortly after turning on your laptop today, you noticed a definite dimness.

The power adapter was accidently unplugged. The monitors inverter has gone bad

Your company has decided to use only SATA drives in their systems. Which of the following is true of MOST newer SATA drives?

They can be added or removed from the system without shutting down the computer

You work for a small company as the human resources specialist. Since the company is fairly small, you are maintaining all of the employee information on your desktop computer, which is running Windows 10. This computer has two high-capacity hard disks. You want to ensure that this information is protected from a hard disk failure, so you want to set up a Windows software RAID system. Which of the following would be your BEST solution?

Use mirrored volumes.

You recently installed a fiber-optic network board in an expansion slot in your system's motherboard. You no longer need to use the integrated UTP network board that is integrated in the motherboard. Click the option you would use in the properties of the integrated network adapter in Device Manager to disable it.

driver tab