2nd part of Semester Exam

Liem just discovered the used phone he bought is on an IMEI blacklist. What does this mean?

The phone will need a factory reset

What is a wireless internet connectivity method that makes use of cellular technology?

3G

A technician wants to configure a DHCP server to guarantee that certain printers always receive the same address. Which of the following should the technician configure?

Address reservation

Jolie wants to see a list of, and manage, apps on her Android phone. Where can she go on her phone to do this?

App drawer

Understanding the various types of computing devices and their related components is important as you work to maintain, upgrade, or build a device. How are the PCI Slot and USB Port components related?

Both components are connected directly to the motherboard

You are connecting a computer for a SOHO network client that uses cable broadband Internet service. The cable company has tested and verified that the Internet connection is functioning properly. Which of the following will be a part of the configuration of the SOHO router?

Connect the computer to the SOHO network using an Ethernet cable.

You are setting up your Windows computer to connect to the Internet. When you type www.microsoft.com, the issues an error message indicating the site cannot be reached. What network setting should you check to see the address of the server being used to resolve the domain name you entered in the browser?

DNS

Building computing machines and understanding their configuration is an important skill set. You can use this knowledge to perform upgrades, such as decreasing the power consumption or reducing the computer cases' physical size. Given your knowledge of a computer's internal components, which is the most important component to replace when doing these upgrades?

Form Factor

You're responding to a troubleshooting ticket about a laser printer in HR that isn't working. According to the ticket, the printer runs the print job and successfully sends the paper through with the text printed correctly. However, the toner smudges easily and sticks to other papers, equipment, and clothes. Which part in the printer probably needs replacing?

Fuser assembly

Which connector is used on most computers and televisions to transmit digital video and audio?

HDMI connector

Which of the following is a function of an endpoint management server appliance?

Restricting a device's access to the network until security requirements are met.

Mr. Sales knocks on your door and tries to sell you a faucet with the ability to notify you through your cell phone if it springs a leak. What technology enables this capability?

IoT

A coworker is asking for your advice on a problem with a computer that will not communicate on the network. While assisting the coworker, you suspect that the wired NIC may have failed. Which of the following will you recommend to your coworker as the best tool to diagnose this issue?

Loopback plug

You are completing a networking assignment and need to connect devices as shown in the schematic. Computer PC1 connects to switch S1. S1 connects to router R1. R1 connects to router R2. R2 connects to switch S2 which connects to computer PC2. None of the devices support auto-linking. PC1 - - - - S1 - - - - R1 - - - - R2 - - - - S2 - - - - PC2 Beginning with PC1, what type of cable do you need to connect the devices (XO = crossover, ST = straight-through)?

ST, ST, XO, ST, ST

Reyad is preparing for a hands-on Linux exam. He wants to practice in an isolated environment on his computer because he does not want his live system to be negatively affected. Which of the following should he implement?

Sandbox

Peg has decided to replace her computer's magnetic hard drive with a new solid-state drive (SSD). As she prepares to begin the installation, she considers the best interface to use. The computer currently uses the SATA interface. Which of the following statements best describes what she found in her research?

The NVMe interface uses the PCIe x4 interface, enabling a higher transfer rate, and is the best option.

The back cover of a mobile device is warmer than usual, and the battery seems to lose its charge much quicker than normal. The user has scanned for malware, closed unused apps, and decreased the brightness level of the screen, but the symptoms persist. Which of the following is the most likely cause for this behavior?

The battery is going bad

You want to setup a separate network at home that is accessible from the internet. You want it to be isolated from your personal network, so you lease an IPv6 address from the ISP. When you configure the interface IDs of the devices on the network, which bits in the IPv6 address will you be modifying?

The last 64 bits of the IPv6 address

Athena, a Computer Science student, is attempting to create a virtual machine (VM) on her workstation, which is running Windows 11. While attempting to create the VM, the software is giving a low memory warning error message. What problem do you think Athena is experiencing?

The pagefile.sys is too small for the installed RAM.

The laser printer in your accounting department is printing faded prints that are getting lighter over time. What is the most likely reason for the faded prints?

The printer is low on toner.

Kiran realizes her iPhone has no battery power. She needs to make an emergency call and starts charging it. When she turns around, her two-year-old grabs the phone and starts running into the kitchen. She chases him so he tries to hide it in the sink, but it lands in a pot full of water. What should Kiran do with the wet iPhone?

Try charging the phone anyway

You want to add another layer of security to your bank account so that when you log in with a username and password, it sends a pin to your phone. What must you configure to enable this functionality?

Two-factor authentication

Jorge has asked you to explain to him how a touch pen can work with his Android tablet. Which of the following are true statements about touch pens? (Choose all that apply.)

a. A touch pen might use a Bluetooth connection to write on a tablet. b. A touch pen is made of material that can touch the screen without damaging it. c. A touch pen might need charging. d. A touch pen does not use a Wi-Fi connection.

The administrative assistant of the company's CEO is asking about a printer for her use only. It seems the shared department printer is overused, making the assistant wait to print the CEO's last minute documents. Which of the following technologies will best meet the administrative assistant's request? (Select TWO.)

a. Bluetooth printer b. Local printer

Which of the following tools can be used to determine if a network cable is good? (Choose all that apply.)

a. Cable tester c. Loopback plug

The delivery of data communications using TCP protocols favor speed rather than guaranteeing message receipt?

false

Henry is using the command line to troubleshoot whether a Windows client is able to connect to the server on his network. What command should Henry use to check whether he has connectivity to the server?

ping

A video card using a PCIe ×16 slot is faster than the video port built-in on the motherboard.

true

Angie needs to move data from her home computer to a work computer. Her company will not allow her to connect to her OneDrive at work, and she has no access to her network drive at home. Which storage device is the best option for transferring the data?

USB flash drive

You are troubleshooting a mobile device that is experiencing sluggish response times and slow data speeds. You suspect the existence of malware. How would you go about removing malware? Which of the following steps should you take first?

Uninstall the offending app.

Your desktop computer has DVI and HDMI video ports. If a DVI monitor does not work on your system but you know the monitor is good, what is the best solution?

Use a DVI to HDMI adapter to use the current DVI monitor and cable.

Which of the following is a scenario in which an IT support technician would most likely be required to implement the alternate IP configuration method on a network host?

a. In the event a DHCP server is unavailable, the workstation will have a valid IP address on the subnet.

You are installing a new hard drive in a system in which the hard drive will run at 6.0Gbps. What can you use to determine whether the SATA port to which you are connecting the drive will also run at 6.0Gbps?

a. Motherboard manual

Bryson has contacted you because he needs to know what kind of data he can synchronize from his iPad to his PC. What can Bryson synchronize from his iPad to his PC? (Select all that apply.)

a. Notes b. Photos c. Contacts d. Calendar f. Music

You are replacing a toner cartridge. You have already powered off and unplugged the printer. What actions would you take next to replace the toner cartridge?

a. Press the cover release button and open the printer cover.

You work for a small startup company that just hired five new employees, doubling its number of team members. In preparation for the new employees' first day in the office, you add five new user accounts to your CRM (customer relationship management) software subscription, a service that is hosted in the cloud. What aspect of cloud computing has worked to your advantage?

a. Rapid elasticity

You are asked to set up a scanner so that scanned documents are automatically stored on a local file server. Which one of the following scanning mechanisms will you need to set up?

a. Scan-to-SMB

A computer on a LAN is not able to connect to the Internet even though other computers on the LAN are able to connect. You use the ipconfig command to discover the IP address of the computer is 169.254.18.45. What can you conclude from this information?

a. The computer did not connect to the router to receive a dynamic IP address.

A user contacted the help desk to report that the laser printer in his department is wrinkling the paper when printed. The user checked the paper in the supply tray, and it is smooth and unwrinkled. Which of the following is the most likely reason for the wrinkled paper? (Select TWO.)

a. The paper does not meet the requirements for the printer. c. The paper is damp when run through the printer.

You work for a company that provides the same smartphone model for dozens of its employees. While troubleshooting one smartphone that won't connect to the cellular network, you call the provider's tech support number for some assistance. The technician asks for the device's IMEI. What is she trying to determine?

a. The specific device you're calling about

Which of the following describes a UTM Appliance?

b. A device that protects the network with anti-malware functions and a basic firewall.

While servicing a laser printer, the technician notices that paper is jamming as soon as printing begins. What is the most likely cause of the paper jams?

Paper feed rollers

You received a call from a cashier at a retail store who cannot get a receipt to print for a waiting customer. While interviewing the cashier, you determine that the receipt printer acts like it is printing and then ejects the receipt. However, no print is showing. The cashier mentions they replaced the paper roll just prior to the current transaction. Which of the following should be checked first?

Paper is installed incorrectly.

A technician is performing routine preventative maintenance on a laser printer and has been asked by the client to check the printer's paper feeder for issues. Which of the following printer parts should the technician check first for problems related to paper feeding? (Select TWO.)

Pickup rollers . Separation pad

Which of the following is a twisted pair cable that is capable of gigabit-ethernet speeds and can be installed in ceiling cavities?

Plenum-rated CAT-5e

Idris, a technician, received an escalated trouble ticket for a laptop that required the replacement of the internal speakers. When Idris arrived and inspected the laptop, they found that the external plastic covers and keyboard bezel, removed by the previous technician, were scratched, cracked, and not fitting together properly. After interviewing the laptop's user, Idris confirmed that the laptop covers were fitting properly prior to the initial disassembly by the previous technician. Which of the following is the most likely reason for this issue?

. The previous technician was not careful when prying the plastic case apart.

A technician has verified that a bad Cat6 cable run in the wall is responsible for a workstation's lack of communication on the network. Which of the following tools can be used to pinpoint the location of the cable inside the wall?

. Toner probe

Which of the following IPv6 addresses are global addresses allowed on the Internet? (Choose all that apply.)

- 128-bit IP addresses that begin with 2001 - b. 128-bit IP addresses that begin with 2000

You work in a data center monitoring events that are logged by a specific system using syslog (System Logging Protocol). Every time an event is generated, it is both, stored in a database and printed on fanfold paper. What type of printer is being used for this purpose? Select two.

-Impact printer - Dot matrix printer

Nick is working on a new graphic for a client 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 seems unable 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.

Cable and fiber-optic modems are increasing in popularity with ISPs across the United States. While these are great for stationary connections to the Internet, travelers need another option for connectivity. Which of the following can provide a cost-effective solution for connectivity?

Cellular WAN

You install a new video adapter and update the drivers, but notice the icons have a distorted geometry. What could you do to fix the problem?

Change resolution

Your customer, Miranda, recently installed a new router in her dance studio, as shown in the diagram in Figure 8-61. She then ran Ethernet cables through the drop ceiling to computers in various offices. Without any further testing, which computers do you suspect are experiencing connection problems?

Computer B

Jana is an independent software developer looking for a cloud model that will allow her to easily and quickly provision computing resources, test her application, then release the computing resources when done. Which model should Jana use?

PaaS

Zeena is moving her business from her home to a small office because her revenue is growing modestly, but she still needs to watch the budget closely. She will have three employees. What type of printer would you recommend for her business?

Multifunction laser printer

Your customer is having a problem with their cellular device. They read that they should disable roaming on the phone to save money. The customer is going out of town and will need to enable roaming. After you enable roaming for the customer, you will need to update information about radio bands, sub-bands, and service providers' IDs. What kind of cellular update contains information about radio bands, sub-bands, and service providers' IDs?

PRL update

Arun recently graduated with both, civil and electrical engineering degrees. His first project is to design a system that will replace the manual tolls in a highway with a wireless toll booth collection system. He decides that passing vehicles should have a small device that transmits data to fixed stations at various points along the highway for automated billing. What type of technology should Arun consider to be the most viable?

RFID

A large retail chain has asked Dillion to explore wireless technologies to see if there is a better way of tracking apparel inventories. What technology should Dylan recommend to his company?

RFID tags

You have installed a VDSL Internet connection for a customer as shown in the exhibit. Which of the following connectors is most likely used on "Cable A"?

RJ-45

Elliott brought his laptop to you to diagnose his 'screen issues.' While interviewing him, Elliott describes an instance where the entire screen displaying weird colors as well as an instance when the screen froze. How should Elliott resolve this issue?

Replace the Mini PCIe video card

A user is having difficulty getting a laptop to display through a projector. During the troubleshooting process, it was verified that the built-in display is working properly. What do you think would be the next step to diagnose and resolve the projector display issue?

Use the laptop's function key to toggle display output to external video.

You have three VMs running on a Windows 10 computer. Two of the VMs—machines A and B—can communicate with the Internet and other network resources, as is the host Windows 10 machine. However, one VM, machine C, cannot access websites on the Internet. What is the first component you check?

VM C's virtual NIC

Abigail needs to move out of state to take care of her mother. She will need secure remote access to continue working as a cloud engineer. What type of connection does Abigail need to securely access the computing resources at her company?

VPN

A technician is working at a client's office after hours and needs two cables to finish the work but does not have immediate access to prebuilt cables. One cable needed is for a dial-up connection from the dial-up modem to the existing analog POTS jack on the wall. The other cable is for an Ethernet connection from the computer to the existing keystone jack on the wall. The technician has the necessary wire and connectors to make the cables. Which of the following tools will the technician use to make the cables and then verify that they both work properly? (Select THREE.)

a. Cable tester d. Crimper f. Cable stripper

Cynthia, an IT hardware technician, is configuring a wireless router and wants to secure this wireless network. Which of the following methods should she use to secure the router's transmissions (Select TWO.)?

a. Change the default router firmware login name and password. e. Assign a new SSID and password to the wireless network.

Sushana is working on a school computer project to determine the reason a device won't boot up. While investigating, she could hear the fans spinning, but the other components did not power up. Sushana asks her teacher for help. What should the teacher recommend?

a. Check the power supply and that the connectors are securely connected

Double Data Rate Synchronous Dynamic RAM (DDR SDRAM) are equipped with technology that enables processing of two read and two write instructions per clock cycle. How do DDR2 systems compare to DDR4 systems?

a. DDR4 systems exhibit improved performance and advanced signal processing

Ramah is preparing a presentation on networking terminology. She wants to ensure everyone understands the difference between a node and a host. How should she define these terms? Select three.

a. Every host is a node, but not every node is a host. b.A node is not used to run a variety of applications. d.A smart thermostat is an example of a node.

A technician is configuring a new SOHO multifunction router at a customer site to provide network access to several wireless devices. The technician is required to protect the internal network from unauthorized access while performing the initial router setup as well as during normal operation after the configuration is completed. Which of the following is the best step for the technician to take in securing the router to meet this requirement?

b. Change the default administrative password on the router.

Dyane asks for your help to understand why her corporate email is not working as she expects on her tablet. The tablet has no cellular capability, but she connects to Wi-Fi when at work and at home. When she's at a customer site and needs to find a particular email about the customer, she finds that email is not available. What can you tell Dyane about the situation?

b. Corporate policies don't allow email to be stored on her device.

Under certain conditions, you may hear a whine from the power supply when you first power up the system. However, if you hear a whine coming from the video card, how can you fix it?

b. Ensure the 6-pin or 8-pin power cord is connected to the card.

Brandon returned from a two-week business trip. The first time he turned on his computer, during the boot sequence, he received a S.M.A.R.T. (self-monitoring, analysis, and reporting technology) error during POST. Why did this error appear?

b. Hard drive is failing and will need to be replaced soon.

Ulysses has a laptop with a very dim monitor. He connects an external monitor, and it works just fine. How can Ulysses fix the problem?

b. Replace the inverter board.

Tianna, an administrative assistant, has noticed the print quality of her locally connected laser printer has been gradually declining. Sometimes the printing is wavy and other times it appears speckled. She is asked to urgently print 10 copies of a 15-page document for an important meeting because the copy machine is being serviced. Since she cannot risk generating poor quality printouts, she calls you at the help desk. What would you do first to try to fix the problem quickly? Select two.

b. Replace the toner cartridge on the printer. c. Print a self-test via the console on the printer.

After Sandy and a friend troubleshoot her laptop they determine the LCD screen needs to be replaced. Sandy gets tired of waiting on her friend, who knows more about computers, and decides to do it herself by watching videos online. In the process, she accidentally breaks one of the two cables that wrap around the screen and connect to the mini-PCIe card inside the laptop. What is the impact of this mishap?

b. The laptop will lose its Wi-Fi capabilities.

Protecting yourself and the equipment is essential for having a positive experience when working inside a computer. Some technicians use an ESD mat as protection equipment. What is the function of an ESD mat?

b. To allow any electrostatic discharge to be safely dissipated when completing hardware maintenance.

What is the function of the computer's bus system?

b. To manage and transmit data throughout the computer

A company asks Aurora to work on a mobile device that belongs to a colleague. After her evaluation, she narrows down the list of things to consider doing. They include uninstalling some apps, updating the OS, and possibly performing a factory reset. What would have prompted her to consider these actions?

b. You are trying to remove suspected malware.

You are looking for a new Intel processor, and you want a processor that works fast and has the most memory on the processor. What is the main feature that you should take into consideration when deciding on which processor to purchase?

b. cache

Collette wants to stream a movie from her iPad to her Apple TV. What type of connection should she use?

c. AirDrop

Ron is using an older computer with only one RAM module to experiment with the installation of various Windows operating systems. After the first installation he checks the Device Manager and notices a yellow triangle next to the entry labeled SM Bus Controller. What should Ron do to fix this problem?

c. Install the chipset drivers for the motherboard.

Luca knows a little bit about computers and is asked to help set up a small office with seven computers and an older high-quality printer that does not have an Ethernet port. Luca connects the printer to a computer and configures sharing. However, none of the computers seem able to connect or send jobs to the printer. What should Luca do?

c. Install the driver for the printer on all computers.

A mobile phone user in your company is experiencing dropped phone calls. While interviewing the user, you determine the problem started after she checked her email this morning. No other mobile devices in the organization are dropping calls. Which of the following is the most likely reason for the dropped calls?

c. Malware is interfering with the calls.

Data Security is an increasingly important consideration for many organizations. While researching security options, you learn about a device or tool designed to deny access to data when a stolen hard drive is installed on another device. Which of the following provides this security measure?

c. TPM

You need to create LAN a connection using a mobile device. Which of the following will most readily allow you to create the connection without using a physical tether? Select two.

c. Use Wi-Fi to connect to a LAN d. Create a mobile Wi-Fi hotspot

Ferran got a new cell phone. But every month he receives a data-usage limit notification even though he has not done anything unusual except use, install, and remove games and apps. What can he do to try to rectify the problem?

c. Verify all apps that are not being used are closed.

You recently bought a new router, modem, and switch to create a wired network at home containing six computers. Beginning with the computers, how would you connect the devices to ensure the computers have internet access?

computers, switch, router, modem

Marina is replacing her computer's CD-R optical drive with one that has DVD-RW capabilities. When she reboots the computer after installing the disk, she notices that it does not seem to have the required drivers installed. She checks the manufacturer's website and reads that the optical drive is equipped with its own embedded drivers. Which approach should Marina use to ensure that the drivers are installed?

d. First, check the SATA power connector, then check the Device Manager for installation errors.

A company executive has asked you to install a wireless access point at the top of a steel beam in the factory. There is no electrical connection at this location, and due to the design of the factory, no electrical outlet can be added. What technology can you implement to supply electric service to the access point? (Select TWO.)

d. PoE-capable switch e. PoE injecto

James wants to sync his Android phone to back up his pictures. However, he does not want to sync his data files. How can James select what to synchronize from his phone to Google storage?

d. Settings app

Venus is a member of the IT department at a company that has a moderately-sized network. One of her performance review objectives is to help her department be more proactive relative to being notified, and responding to, certain events that occur in the network. What type of server will help her meet the objective?

d. Syslog Server

A technician apprentice updated the graphics card on a customer's computer, but now the computer will not boot up. The apprentice asks the lead computer technician for advice on troubleshooting the issue. What solution should the lead technician suggest for this issue?

d. Test the PCIe card in a different computer

You buy a PoE (Power over Ethernet) security camera in a liquidation sale that requires at least 22 Watts of power. Before installing it, you test it by connecting it to a switch capable of transmitting power based on the PoE IEEE 802.3af standard. However, the camera does not turn on. Which of the following best describes the problem?

d. The PoE device is not transmitting enough power to turn on the camera

Torino receives a call from a SOHO client who says her computer is not working. He goes to her office and checks the network settings. He notices that the default gateway entry is blank, yet he can ping the router. Once he enters the default gateway, the problem is solved. What did the client mean when she said her computer is not working?

d. The computer had no internet access

Micah prefers to use an external USB mouse on his laptop computer. However, while he is typing, he can see the mouse cursor moving erratically on the screen. This symptom continues even when the external mouse is disconnected from the USB port. Micah wants to resolve this erratic cursor movement while still being able to use the external mouse and touch pad. What change can Micah make as the best next step toward resolving this issue?

d. Turn off the touch pad using the appropriate Fn key combination.

Patrick wants you to repair his laptop LCD screen. Patrick insists that it was not his fault, but sometime during the night, the laptop fell off his desk, and now the screen is broken. During disassembly of his laptop, you see a mini-PCIe card with a black cable and a white cable wire connected that appear to go into the screen bezel. What is the function of the two wires?

d. Wi-Fi antenna

Your manager has instructed you to set up a virtualization workstation that will provide help desk users with access to Windows 10 Pro and Home, Ubuntu Desktop, Linux Mint, and Android Oreo and Pie. They also want you to use Client Hyper-V as the hypervisor. In what order should you install the operating systems and hypervisor?

d. Windows 10 Pro, Client Hyper-V, remaining OSs in VMs

You are tasked with securing a network for a client that requires a spam gateway, VPN, anti-malware as well as an end-point management system. Which of the following would best help you meet the requirements of the client?

e. Implement a UTM appliance.

Upon starting his new role to build a number of devices for an organization, Steve has begun setting up his work area so that he is safe and that the devices are less likely to be damaged during the course of his work. One of the tools in his work area for ensuring he can safely work on hardware to dissipate any electrostatic discharge is referred to as a(n) ______.

esd mat

A system's performance is automatically doubled when you use two microprocessors.

false