Mobile Devices
What should you do first to resolve a laptop touch screen that doesn't properly detect where a finger is placed on the screen?
Recalibrate the touch screen
What is the lowest grade of UTP that is rated for 100 Mbps transmission?
Cat 5
What type of device will block unwanted traffic from your network using a set of rules called an ACL?
Firewall
Which type of cloud service would help the team of developers to provide programming elements such as runtime environments?
PaaS
A company's server experiences intermittent connectivity issues affecting multiple users after a recent infrastructure change. the administrator suspects the change. What should he do next according to best practice methodology?
Test his theory by reverting the recent change to see if it resolves connectivity.
Which two options would you use to connect wireless accessories to a smartphone?
Bluetooth and NFC
Which type of cable would you run in the space above the drop ceiling in your office?
Plenum
Which motherboard component can be used to return the computer to a state that will allow you to boot the system without knowing the password?
Jumper
You install Linux in a VM on a Windows 10 client. Windows 10 needs 4 GB of RAM and Linux needs 2 GB of RAM. How much does the system need at a minimum?
6GB
One of the drives in a RAID 5 array has a flashing LED status indicator and the rest of the drives have solid LED indicators and there is a possible RAID failure alert. What should he do next to diagnose the issue?
Replace the failed hard drive
What should users do to help avoid hardware thefts in their office building?
Cable locks
Transmitting at 10 Gbps, how far can signals on an MMF cable travel?
550 meters
Which type of processors will likely generally be preferred for mobile devices?
ARM
What are three benefits of using the cloud?
increased scalability, lower cost, and Improved reliability
A projector's image appears dim and lacks brightness, even after adjusting the settings to maximum brightness. What could be the potential cause of this issue?
A burned out bulb
Where would you find the inverter on a laptop?
In the display
A physical star topology consists of several workstations that branch off a central device called what?
Hub or switch
What happens during the developing stage of laser printing?
An electrostatic charge is applied to the drum to attract toner particles
Which type of cloud would be most appropriate for your company to be able to scale resources quickly, but there is concern about the security of confidential information?
Hybrid
A company's VoIP system experiences poor call quality, with users frequently experiencing dropped calls and choppy audio during conversations. What action could improve the quality of VoIP calls?
implement QOS settings on the network to prioritize VoIP traffic.
You need to replace defective DDR4 memory in a laptop. How many pins will the replacement memory module have?
260 pins for DDR4 Sodimms
What type of media access method used by NICs sense the cable to check for traffic & send only when they hear that no one else is transmitting?
CSMA/CD
carrier sense multiple access with collision detection
What type of power connector should a technician use to provide power to an older IDE hard drive & DVD-ROM in a desktop?
Molex
To configure a client-side virtualization solution with three guest OSs. Each one needs internet access. How would you configure the solution in the most cost-effective way?
One physical NIC, three virtual NICs and one virtual switch
User notices that their printed documents contain random characters and symbols instead of the expected text and graphics. How can this issue be resolved?
Check for software conflicts on the computer that may be causing data corruption during printing