Domain 1: Mobile Devices

A manufacturing company has customized a computer application that supervisors will use to track line worker efficiency. Supervisors will interact with the application while walking within and between work areas and will also use the laptop while sitting at their desks. Which of the following laptop features would BEST minimize the awkward movement of carrying a bulky laptop with a hinged display while providing the flexibility to use the device at a desk? a.A rotating or removable screen b.A laptop docking station c.A touchscreen display e.Special function keys

a.A rotating or removable screen

You are putting together a gaming system and need to make sure you get a display that meets your needs. The display needs to have a very good response time, and you would prefer that it be affordable and power-efficient. Which of the following types of displays will MOST likely meet these needs? a.LCD display with TN panel b.OLED display with wide-angle viewing c.LCD display with IPS panel d.Plasma display with no motion blur

a.LCD display with TN panel

A sales person typically carries a laptop computer to several off-site customer meetings each day, but needs the flexibility to quickly attach other peripherals and charge the laptop battery while at their office desk. Which of the following laptop feature would BEST meet these requirements? a.A USB 3.0 hub b.A laptop docking station c.A keyboard-video-mouse (KVM) switch d.A USB-to-RJ45 dongle

b.A laptop docking station

You have recently issued new mobile phones to the sales team in your company. Each phone has the ability to store and transmit encrypted information for such things as making payments at a checkout counter. Which of the following technologies is being used in these phones? a.Bluetooth transmitters b.NFC chips c.Infrared transmitters d.VPN

b.NFC chips

Which of the following is considered an input device? a.RAM b.Touchscreen c.Hard disk d.Monitor

b.Touchscreen

A user in the sales department cannot get his laptop to display through a projector. He sees the screen output on the built-in display, but the video is not being seen on the projector. Which of the following steps would be BEST to try first? a.Check the backlight setting. b.Use the Fn key to redirect display to the external video port. c.Replace the video card. d.Add video RAM. e.Replace the display.

b.Use the Fn key to redirect display to the external video port.

You need to replace the hard disk in your laptop computer. Which of the following hard drive sizes would you likely choose for the laptop? a.1.25" b.5.25" c.2.5" d.3.5"

c.2.5"

The integrated mouse, the small monitor, and the compact nature of the keyboard are impeding your work when you use your notebook, but you still need a system that is portable if necessary. You currently own a spare USB mouse and keyboard, as well as a nice monitor. Which option will give you the portability you need while at the same time save money and not impede your work? a.Connect an external keyboard, mouse, and monitor when necessary. b.Switch to a tablet device. c.Buy a docking station for your notebook. d.Buy a small, lightweight desktop computer. e.Buy the biggest notebook possible so you don't feel so confined.

c.Buy a docking station for your notebook.

After arriving in a new city today, a traveling sales team member calls you stating that his wireless connection no longer works. He has checked the wireless configuration, and he knows it to be correct because it was working yesterday. What should you do first? a.Have him manually configure the wireless card to use only 802.11b. b.Have him purchase a USB wireless card to use until you can check the problem yourself. c.Have him verify that the wireless card's hardware switch is in the On position. d.Have him update the drivers for the wireless card.

c.Have him verify that the wireless card's hardware switch is in the On position.

A company is purchasing new laptops for their graphic artist division. Which of the following display technologies provides better contrast and deeper blacks, resulting in better picture quality? a.LCD b.Plasma c.OLED d.DLP

c.OLED

While using the touchpad on a laptop computer, you notice that the mouse is not responding very well, making it difficult to move the mouse around the screen. Which of the following actions would MOST likely fix this problem? a.Use a stylus on the touchpad. b.Replace the touchpad. c.Recalibrate the touchpad. d.Clean your fingers and try again.

c.Recalibrate the touchpad.

One of your users has called to complain about her notebook computer. She reports that it displayed a message indicating that the battery was low and then it shut down by itself even though it was plugged into a wall outlet. Which of the following would you MOST likely want to check first? a.Verify that the battery will accept a charge. b.Verify that the power management settings in Windows are configured properly. c.Verify that the AC adapter LED light is lit when plugged into the wall outlet. d.Verify that the power management settings in the BIOS are configured properly.

c.Verify that the AC adapter LED light is lit when plugged into the wall outlet.

You are currently managing a few Apple iPad devices that run the iOS operating system. Which of the following BEST describes the architecture used by this device? a.x86-64 b.Intel64 c.x86 d.ARM

d.ARM

You need to replace the video card in a laptop. What is the first step? a.Remove the bezel. b.Remove the access panel at the bottom of the laptop. c.Remove the display wires if the video card is integrated into the motherboard. d.Find a service manual with correct disassembly procedures. e.Remove the keyboard.

d.Find a service manual with correct disassembly procedures.

Which component within a tablet device, senses rotation to measures acceleration horizontally and vertically at the same time? a.Attitude indicator b.Accelerometer c.G-Sensor d.Gyroscope

d.Gyroscope

You recently upgraded the processor in your laptop computer to a faster processor. The computer runs, but after you use it for several minutes, it shuts down unexpectedly. Which of the following steps would you MOST likely perform first to troubleshoot this issue? a.Use a multimeter to test the inverter. b.Test the memory for errors. c.Charge the battery and then run the laptop from the battery. d.Make sure the case fans are plugged in.

d.Make sure the case fans are plugged in.

As an IT technician, you are often asked to work on laptop computers that included internal wireless network cards. Which of the following is the MOST commonly used type of card for these internal wireless adapters? a.USB b.Firewire c.ExpressCard/34 d.Mini-PCI

d.Mini-PCI

A portable computer connected to a printer with an infrared interface works fine inside your office. However, when you go outside, it works sporadically. Which of the following would BEST resolve this issue? (Select TWO). a.Block direct and reflected sunlight from the pathway between the PC and the printer. b.Set the environment setting to outdoor mode in the BIOS. c.Install a Gamma Ray Spectrometer (GRS) to shield the interface. d.Move the printer closer to the computer. e.Install Ferrite shielding on both the PC and printer power cords.

d.Move the printer closer to the computer. a.Block direct and reflected sunlight from the pathway between the PC and the printer

You have subscribed to a cloud-based service to synchronize data between your mobile device and your PC. Before allowing the data to be synchronized, this service uses a process where the cloud service and the client on the mobile device verify each other's security certificates. What is this process called? a.Virtual private network b.Tethering c.Hotspot connection d.Mutual authentication

d.Mutual authentication

Which function is commonly associate with the following icon? a.Touchpad (on/off). b.Volume settings (up/down/mute) c.Screen brightness(increase/decrease) d.Screen orientation

d.Screen orientation