CTI 130 pc pro pratice questions

Which of the following is the maximum transmission speed for Bluetooth v3 and v4 devices when using High Speed (HS) mode? Answer 48 Mbps Correct Answer: 24 Mbps 3 Mbps 1 Mbps

24 Mbps

You are currently using a cellular network plan that provides maximum speeds of up to 10 Gbps for your smart phone. Which of the following cellular network types are you using? Answer 3G Incorrect answer: 4G 2G Correct Answer: 5G

5G

Which of the following describes an IPv6 address? (Select two.) Answer 32-bit address Incorrect answer: 64-bit address Correct Answer: Eight hexadecimal quartets Four decimal octets Correct Answer: 128-bit address

64-bit address Eight hexadecimal quartets

Which type of embedded device microprocessor is custom designed to perform a specific function? Answer ARM SoC FPGA Correct Answer: ASIC

ASIC

Which of the following accurately describe a Type 2 hypervisor? (Select two.) Answer Dramatically improves performance of a Windows virtual machine. Correct Answer: Acts as a software application. Correct Answer: Can run on any OS. Incorrect answer: Acts as an OS on a physical host machine. Manages access to software programs on the host.

Acts as a software application. Can run on any OS.

When you turn on your workstation, you immediately hear a grinding noise coming from inside the computer case. Which of the following are the MOST likely causes of this noise? Answer A connector that is not seated properly. Correct Answer: An uneven case surface that causes fan blade and motor noise. A POST test error message. Correct Answer: Dust buildup that needs to be cleaned. Incorrect answer: A video card that is failing.

An uneven case surface that causes fan blade and motor noise. Dust buildup that needs to be cleaned.

With a memory module read request, there is a delay between the time of the data request and the time the data is available for output from the memory module. What is this delay called? AnswerIncorrect answer: Clock cycle parity Correct Answer: CAS latency Frequency Capacity

CAS latency

Your employer wants a system that guarantees that all components will work together with minimal configuration and setup. Time is of the essence in getting this new system ready. Which of the following would BEST meet your employer's needs? AnswerIncorrect answer: PLC SCADA HMI Correct Answer: DCS

DCS

You are troubleshooting a company cell phone that is overheating. Which of the following is the FIRST action you should take to resolve the issue? Answer Determine whether the user has been streaming data. Correct Answer: Determine whether the battery is warped or swollen. Incorrect answer: Close all applications. Update the operating system.

Determine whether the battery is warped or swollen.

Which of the following printer types uses a printhead with a grid of 9 pins to form characters and graphics on the paper? Answer Thermal printer Correct Answer: Dot matrix Laser printer Incorrect answer: Inkjet printer

Dot matrix

You have just installed a new video card in a user's Windows workstation. When the system is powered on, the screen displays in 16 colors at 640 x 480 resolution. Which of the following will BEST resolve this problem? Answer Upgrade the monitor to one that supports a higher sync rate. Incorrect answer: Verify that the system's UEFI firmware is compatible with the video card. Reboot the system in Safe Mode. Correct Answer: Download and install the latest driver from the video card manufacturer's website.

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

Which key advantages do containers have over virtual machines? (Select two.) AnswerCorrect Answer: Faster start times for containerized applications The ability to run legacy software on an updated operating system Hardware optimization Portability between hypervisor environments Correct Answer: Smaller size and may only require a few megabytes

Faster start times for containerized applications Smaller size and may only require a few megabytes

Which of the following medical devices utilize Bluetooth or Wi-Fi technology to communicate with a mobile phone? (Select two.) AnswerCorrect Answer: Fingertip EKG USB-C MicroSD Trackpad Correct Answer: CGM

Fingertip EKG CGM

You have subscribed to a satellite radio service that you use in your car to access music and news on long trips through areas where cellular service is not available. However, when going through long tunnels and heavily forested canyons, you sometimes lose your signal for a short period of time. Which of the following satellite technologies is your service provider using? Answer LEO ADSL Incorrect answer: SDSL Correct Answer: GEO

GEO

Google Cloud, Amazon Web Services, and Microsoft Azure are some of the most widely used cloud storage solutions for enterprises. Which of the following factors prompt companies to take advantage of cloud storage? (Select two.) Answer Need for a platform to develop applications Correct Answer: Growing demand for storage Need for a storage provider to manage access control Need for software to manage enterprise applications Correct Answer: Need to bring costs down

Growing demand for storage Need to bring costs down

What is another name for virtual machines? Answer Host machines Incorrect answer: Hypervisors Sandbox Correct Answer: Guest operating systems

Guest operating systems

You need a storage device that has a very large storage capacity, is fast, and is relatively inexpensive. Which storage device would BEST suit your needs? Answer Optical Correct Answer: Hard disk Incorrect answer: SSD USB flash drive

Hard disk

You were recently hired by a small startup company. The company is in a small office and has several remote employees. You have been asked to find a business service that would accommodate the company's current size but would also be able to scale as the company grows. The service needs to provide adequate storage as well as additional computing power. Which cloud service model would BEST fit these requirements? Answer DaaS PaaS Incorrect answer: SaaS Correct Answer: IaaS

IaaS

Which of the following projector issues would MOST likely be caused by poor air flow through dirty vents in the projector? AnswerIncorrect answer: A dim display Correct Answer: Intermittent shutdowns Fuzzy display images Audio out of sync with video

Intermittent shutdowns

What are the benefits of installing integration services (IS) on a Hyper-V Windows virtual machine? (Select two.) AnswerCorrect Answer:Lets you cut and paste between the virtual machine and host.Lets you select a NIC if you have configured an external virtual network.Incorrect answer: Makes it possible to decrease the virtual machine storage space. Incorrect answer:Lets you increase the amount of RAM used by the virtual machine. Correct Answer:Dramatically improves performance by installing Hyper-V aware drivers.

Lets you cut and paste between the virtual machine and host.Lets you select a NIC if you have configured an external virtual network. Dramatically improves performance by installing Hyper-V aware drivers.

Which of the following is the MOST likely symptom of a dirty drum or roller in a laser printer? AnswerCorrect Answer: Lines or speckles repeated at regular intervals on the print job. Incorrect answer: Missing lines on the print job. A vertical black or white stripe on the print job. A faint image on the print job.

Lines or speckles repeated at regular intervals on the print job.

Which type of wireless technology increases bandwidth for a home wireless network by using multiple antennae for both the transmitter and receiver? Answer Long-range Radio waves Correct Answer: MIMO Incorrect answer: Channel bonding

MIMO

Jared has just installed an additional HDD on his Windows computer for storing multimedia files. He inserts a DVD disc to watch a movie with his usual movie player software, but the movie fails to play. In fact, the player indicates that there is no DVD drive available. What is the BEST first step that Jared should take to resolve the issue? AnswerCorrect Answer: Make sure the movie player is pointing to the correct drive letter for the DVD drive. Incorrect answer: Use Device Manager to make sure the DVD drive is being recognized by the system. Eject the DVD disc and re-insert it to make sure the drive is reading the disc properly. Open the case and make sure that the DVD drive is connected to the power supply.

Make sure the movie player is pointing to the correct drive letter for the DVD drive.

Which of the following form factors does not have expansion slots on the motherboard, but instead uses a riser card for expansion cards? AnswerCorrect Answer: NLX Incorrect answer: Micro-ATX BTX ATX

NLX

Which of the following protocols is non-routable and requires another protocol to enable internetwork communications? AnswerCorrect Answer: NetBIOS IP Incorrect answer: AppleTalk over IP IPX

NetBIOS

Which of the following battery types has the greatest need to be completely drained before being recharged? AnswerIncorrect answer: Lithium Ion (Li-Ion) Correct Answer: Nickel Cadmium (NiCad) Carbon Nickel Metal Hydride (NiMH)

Nickel Cadmium (NiCad)

A group of workers in an office space communicate with each other on their smartphones and tablet devices through an ad hoc network linked using Bluetooth technology protocols. Which of the following network types is in use? AnswerIncorrect answer: Local Area Network (LAN) Metropolitan Area Network (MAN) Correct Answer: Personal Area Network (PAN) Wide Area Network (WAN)

Personal Area Network (PAN)

You have recently purchased a gaming laptop and want to make sure that it is properly ventilated to avoid overheating. Which of the following is the BEST way to avoid overheating the laptop (especially when gaming for hours)? Answer Set the laptop on a hard, solid surface. Correct Answer:Purchase a special laptop cooling base. Incorrect answer: Keep all vents clear and unobstructed. Configure Power Options to reduce power consumption.

Purchase a special laptop cooling base. Incorrect answer:

You have an Inkjet printer attached to the laptop computer in your home office. With a document ready to print, you select the Print option from your word processor. Unfortunately, shortly after the job has started, the printer stops printing. You turn the printer off. Which of the following actions should you perform to fix the printer? Answer Remove the jammed paper from the way it entered the printer. Remove the jammed paper by sending another file to the printer. Correct Answer: Remove the jammed paper following its regular path. Incorrect answer: Remove the jammed paper by restarting the printer, which automatically attempts to clear the paper jam.

Remove the jammed paper following its regular path.

Which generation of SATA storage devices supports up to 6-Gbps data transfer rates and addresses solid-state drives? Answer eSATAp SATA1 Correct Answer: SATA3 Incorrect answer: SATA2 eSATA

SATA3

You've used your Windows workstation to map a drive to a shared folder on a Windows server. Which protocol was used to access the share? AnswerCorrect Answer: SMB Incorrect answer: SFTP RDP LDAP

SMB

Which of the following cloud computing solutions delivers software applications to a client either over the internet or on a local area network? Answer PaaS DaaS Correct Answer: SaaS Incorrect answer: IaaS

SaaS

Which of the following ensures that thermal transfer prints (prints from a thermal printer) are durable? AnswerCorrect Answer: Solid ink ribbon Incorrect answer: Thermochromic coating Platen roller Special thermal paper

Solid ink ribbon

Your laptop's LCD screen is beginning to flicker and dim. You have checked the brightness setting to make sure that it is configured correctly. Which of the following is the MOST likely cause of your screen issue? Answer The system is configured to use an external display port. The video ribbon cable to the screen is disconnected. Incorrect answer: The LCD screen is failing. Correct Answer: The LCD screen inverter is failing.

The LCD screen inverter is failing.

You have just finished replacing the motherboard in your friend Ethan's computer with the same type of motherboard that the computer had originally. You tested the motherboard by powering it on and by verifying that the operating system started and that the applications work. Now Ethan is complaining that his computer no longer recognizes his external hard drive, which he had connected to the previous motherboard. Which of the following is MOST likely causing the external hard drive not to function? Answer The hard drive has failed. Incorrect answer: The replacement motherboard does not support external hard drives. The computer's power supply was not connected properly. Correct Answer: The USB front panel connector was not properly connected.

The USB front panel connector was not properly connected.

Your laser printer prints a vertical black line on every page. You change the toner cartridge, but the problem does not go away. What is the MOST likely problem? AnswerCorrect Answer: The corona wire is dirty. The fuser assembly is damaged. Incorrect answer: The photosensitive drum is wearing out. The paper is poor quality.

The corona wire is dirty.

You are troubleshooting a malfunctioning laptop computer. Nothing appears on the LCD display when the system is powered on. When you connect an external monitor to the system, the Windows desktop is displayed on the monitor properly. Which of the following is MOST likely causing this problem? (Select two.) Answer The BIOS needs to be updated. Correct Answer: The display output has been redirected to the external monitor port using an fn key. Incorrect answer: A new driver for the video board needs to be installed. The built-in video card is malfunctioning. Correct Answer: The LCD assembly is malfunctioning.

The display output has been redirected to the external monitor port using an fn key. The LCD assembly is malfunctioning.

When you try to boot your computer, it hangs after POST. When you access the UEFI setup program, you see that the date is several years behind, and the time is set to 12:01 a.m. Which of the following is the MOST likely cause of this behavior? AnswerCorrect Answer: The motherboard battery has failed. Incorrect answer: The UEFI firmware is outdated. A RAM module has become unseated from its socket. The UEFI firmware is corrupt.

The motherboard battery has failed.

A user generates printouts consisting of several pages of seemingly random characters every time he prints to a network printer. The printer seems to work fine for all other users. What is the MOST likely cause of the problem? Answer The network cable to the printer is defective. Incorrect answer: The printer was shared with insufficient network privileges. Correct Answer: The user is using an incorrect printer driver. The user's network settings are incorrect.

The user is using an incorrect printer driver.

When a presenter at a conference connects a laptop to a projector, the projector mirrors the laptop's display. The presenter wants to extend the laptop's desktop instead. Which of the following options is the QUICKEST way to make the change? Answer Select the proper video source from the projector's settings menu. Correct Answer: Toggle the dual display function key on the laptop. Incorrect answer: Change the dual display settings in the operating system's Control Panel. Disconnect and reconnect the laptop to the projector.

Toggle the dual display function key on the laptop.

A user wants to use a laptop to display a presentation on a large TV monitor that has an HDMI connection. Which of the following laptop ports or connections can they use to add this display device? (Select two.) Answer USB port using a USB-to-RJ45 dongle. Expresscard connection using a Expresscard Ethernet adapter. Correct Answer: USB port using a USB-to-HDMI adapter. Correct Answer: DisplayPort using a DisplayPort-to-HDMI cable. USB port using a USB-to-wireless dongle.

USB port using a USB-to-HDMI adapter. DisplayPort using a DisplayPort-to-HDMI cable.

While changing the toner cartridge in your laser printer, you accidently spill toner in and around the printer. Which of the following is the BEST method for cleaning up the spilled toner? Answer Scoop up large portions and then use a static cloth to wipe up the remaining toner. Wipe up most of the toner using a warm, wet cloth and then vacuum. Use a household vacuum. Correct Answer: Use an anti-static micro-filtering vacuum.

Use an anti-static micro-filtering vacuum.

Aubrey, an employee in the marketing department, has told you that when she prints to her laser printer, faint ghost-like images are being printed on her new page. As an IT administrator, you check with other employees who use the same printer and find that they are not experiencing the same problem. Which of the following would be the BEST fix for this issue? AnswerCorrect Answer: Use pre-printed paper that has been printed with laser-compatible print toner. Remove the toner cartridge and gently shake it to equally distribute the image toner. Incorrect answer: Use 99% isopropyl alcohol and a soft cloth to gently clean the imaging drum. Replace the imaging drum, as it is probably at end of life.

Use pre-printed paper that has been printed with laser-compatible print toner.

After installing a new RAM module, you boot your 64-bit system, but the display remains blank. What is the MOST likely cause of this issue? Answer The Registry is configured to write to faulty sections of RAM. You have installed a 32-bit memory module. Correct Answer: You have installed a non-parity RAM on an ECC system. Incorrect answer: The POST failed to recognize the new memory.

You have installed a non-parity RAM on an ECC system.

A clicking noise in your computer has now evolved into a grinding noise. In addition, you are beginning to see frequent error messages while running software, and your computer occasionally freezes. What is the MOST likely cause of these issues? Answer A failing video card Correct Answer: A failing hard drive A failing RAM card Incorrect answer: A failing internal fan

A failing hard drive

You have purchased a new notebook. This notebook system uses UEFI firmware and comes with Windows 11 preinstalled. However, you want to use Linux on this system. You download your favorite distribution and install it on the system, removing all Windows partitions on the hard disk in the process. When the installation is complete, you find that the operating system won't load when the system is rebooted. Which of the following would allow your computer to boot to Linux? AnswerCorrect Answer: Disable SecureBoot in the UEFI configuration. Reinstall Windows 11 on the system. Set the boot order to boot from the hard disk first in the UEFI configuration. Incorrect answer: Enable the TPM chip on the motherboard. Enable SecureBoot in the UEFI configuration.

Disable SecureBoot in the UEFI configuration. Reinstall Windows 11 on the system.

You have just installed a new capture card and software on your workstation. Which of the following is the kind of capture card that you MOST likely installed? Answer USB Correct Answer: OBS Incorrect answer: PCIe Encoder

OBS

Which of the following is the generally accepted rule for manually setting the initial and maximum paging file size? AnswerCorrect Answer: One and a half times the size of the physical RAM for the initial size and three times for the maximum size. Three times the size of physical RAM for the initial size and five times for the maximum size. Two and a half times the size of the physical RAM for the initial size and four and a half times for the maximum size. Double the size of the physical RAM for the initial size and quadruple for the maximum size.

One and a half times the size of the physical RAM for the initial size and three times for the maximum size.

A computer was brought into your help desk center for repair. You have been told that it randomly locks up. Which of the following is MOST likely causing this issue? Answer Loose monitor cable Failing network adapter Faulty mouse or keyboard Correct Answer: Overheated processor

Overheated processor

What is an advantage of RAID 5 over RAID 1? AnswerIncorrect answer: RAID 5 continues to operate with a failure in two disks. RAID 1 can only operate with a failure of one disk. RAID 5 provides redundancy for the disk controller. Correct Answer: RAID 5 improves performance over RAID 1. RAID 5 provides redundancy; RAID 1 does not.

RAID 5 improves performance over RAID 1.

You have a friend who is offering to sell the monitor and video card from his gaming system along with several PC games. The games have fast-moving graphics, and you want to be able to play them on your own home system. The monitor he is selling is an LCD TN with a 144-Hz refresh rate. The video card he is selling supports a max refresh rate of 144 Hz. You're sure you want to buy the games, but you have a couple of other choices when it comes to the monitor and the video card. The monitor in your current system has a 60-Hz refresh rate. The video card has a max refresh rate of 75 Hz. This configuration has always worked fine for watching videos. You're also looking at new 60-Hz LCD IPS monitors and several high-end video cards with max refresh rates of up to 240 Hz. Which of the following will MOST likely allow you to play the games on your home system with the best gaming experience possible? Answer Buy the games fr

Buy your friend's games, monitor, and video card. Swap out both your video card and monitor.

As an IT network administrator for your financial company, you have decided to set up document scanning services to digitize, store, and share the large number paper-based documents used in financial transactions. You want to be able to store these digitized documents offsite and make them available to all authorized employees from a centralized storage location for mobility and collaboration in real time. Which of the following document scanning solutions MOST closely matches your requirements? AnswerCorrect Answer: Cloud services OCR Scan-to-email Incorrect answer: Scan-to-folder

Cloud services

Your workstation is unable to communicate with any other computer on the network. Which of the following tools should you use to test the network card's abilities to send and receive signals? Answer Multimeter Incorrect answer: ping command Correct Answer: Loopback plug Cable tester

Loopback plug

You need to trace the route that a Cat 6 UTP cable takes through the ceiling and walls of your building. Which tool should you use? AnswerIncorrect answer: Loopback plug Correct Answer: Tone generator Multimeter Cable tester

Tone generator