Core 1 P Test 3
A network technician is installing a new copper gigabit Ethernet connection, but when they plug in the network cable the status light indicators are dark. Which of the following would be the MOST likely status of the network connection?
There is no signal on the Ethernet cable A least one light on the Ethernet adapter is commonly associated with the link status . The link light will turn on if a signal is identified on the Ethernet cable. Most Ethernet adapters will have lights to indicate the status of an Ethernet signal and the speed of the link .
The help desk has received a ticket about a desktop computer reporting slow performance . It takes sixty seconds to load a file that previously took five seconds, and an ongoing clicking noise can be heard when accessing the data. The CPU and memory utilization statistics show minimal resource use. Which of the following would be the BEST next step ?
Replace the hard drive Slow file access and a low amount of memory and CPU utilization indicates a problem with the hard drive. Performing a backup and replacing the drive should return the system to normal operation.
A high speed network provides access to a large array of hard drives Which of the following would best describe this type of network?
SAN A SAN (Storage Area Network) is a high-speed network connecting users with large data stores. The SAN looks and feels like a local storage device, and provides block-level access for efficient reading and writing.
A technician is connecting two buildings using a fiber optic link. Which of these connectors would be commonly associated with this media type ?
SC An SC (Subscriber Connector or "Square Connector") interface is a common type of connection for fiber optic terminations.
Which of the following would be the MOST associated with M.2
SSD SSDs (Solid State Drives) are storage devices with non-volatile memory and have no moving parts. The M.2 interface is a small form factor interface allowing for high-throughput storage in a smaller footprint than a 2.5-inch storage drive.
A user has just replaced the filament in their printer. Which of the following would describe this printer type?
3-D A 3-D printer will melt plastic filament to create a 3-D object from a predefined digital design
An administrator is building a new server, and they would like the server to continue operating if the power supply fails. Which of the following would provide this functionality ?
Redundant power supplies One way to avoid an outage after a power supply failure is to have multiple power supplies installed and running. The two power supplies will share the load, and if one power supply fails the remaining power supply will be used to keep the system running
A web server administrator has received a notification that disk 1 in a RAID 5 array has failed. Which of the following would be the BEST next step to resolve this drive failure?
Replace disk 1 and rebuild the array A RAID 5 (Redundant Array of Independent Disks, level 5) array is designed to maintain data availability in the event of a single drive failure. In this example, it's unlikely that the users even realized one of the drives on the array was suddenly unavailable because the array would continue to operate normally with all data intact. To resolve this issue, the bad drive would need to be replaced, and the array would rebuild the data on the new drive using the redundant data from other drives.
A systems administrator is troubleshooting a Windows laptop that boots normally but becomes sluggish after login. Which of the following would provide the BEST source of troubleshooting information ?
Task Manager statistics Task Manager can provide real-time performance information and can list the applications automatically launched during the startup process. The administrator can enable or disable startup applications to determine if they might be causing the sluggish performance.
What port should be configured in a firewall to block secure terminal communication?
22 Port 22 is used by SSH (Secure Shell), the encrypted terminal communication protocol.
A network administrator has configured a wireless network to use a 160 MHz channel width on the 5 GHz band. Which of these wireless standards is in use?
802.11ax The 802.11ax (or Wi- Fi 6) standard can operate at 2.4 GHz or 5 GHz, and supports 20, 40, 80, and 160 MHz channel widths.
A Windows computer is configured to obtain an IP address automatically Which of the following would occur if the automatic assignment process was not working?
A link-local address would be assigned If a device is configured to obtain an IP address from a DHCP (Dynamic Host Configuration Protocol) server and the DHCP server is not available, an APIPA (Automatic Private IP Addressing) address, or link-local address, would be assigned.
Which of these network types would MOST likely be categorized as a WAN ?
A point-to-point connection to an office in another country WAN (Wide Area Network) connections are between locations in different cities , states, or countries .
Which of these devices would be used to configure an 802.1Q trunk?
Managed switch A managed switch includes features not found in an unmanaged switch, such as traffic prioritization , redundancy support , remote management , and VLAN (Virtual Local Area Network ) support for connectivity to other switches via 802.1Q .
A system administrator is configuring the IP address settings on a remote server. Which of these settings would enable the server to communicate with other devices using a fully qualified domain name ?
DNS A DNS ( Domain Name System) server provides the conversion between fully qualified domain names and IP ( Internet Protocol) addresses . With a DNS, we can refer to servers by their name instead of using IP addresses .
A system administrator has just completed a memory upgrade on a database server. When starting the system, this message is displayed : Boot Device Not Found." The BIOS configuration does not show any hard drives in the system. Which of the following would be the NEXT best troubleshooting step ?
Check the hard drive cables A memory upgrade would require work inside of a computer case, and it's very easy to accidentally unseat or disconnect other cables. Since the only change was the memory upgrade, a change to the storage subsystem would not be expected. The most likely cause would be a cable issue.
Which of the following best describes elasticity in cloud computing?
Cloud resources can scale up as needed Rapid elasticity is a cloud computing characteristic that allows the scaling up and down of cloud- based applications on an as-needed basis .
A network engineer is installing a device allowing wireless devices to access the wired Ethernet network Which of the following would BEST describe this technology ?
Access Point An access point bridges the 802.11 wireless network with a wired Ethernet network . Since the access point is acting as a bridge, it's making forwarding decisions based on the destination MAC (Media Access Control) address of the network frame.
A user in the manufacturing department would like to synchronize their cloud-based Outlook emails and calendar to their iPhone. Which of the following would be the BEST method of managing this data?
Add the user's Microsoft 365 account to the iPhone The iOS operating system includes integrations for iCloud, Google , Microsoft , and other types of accounts .
A technician is troubleshooting a mobile phone that turns off after about an hour of normal use. Before powering off, the phone displays the message , High temperature detected." The phone is used inside the building at room temperature, and is not used in direct sunlight. Which of the following would be the MOST likely reason for this issue?
An app is using a large amount of CPU Electronic devices generate a lot of heat, and the amount of heat from a CPU increases dramatically as it is used. Although most mobile devices will dissipate the heat using passive cooling, it's still possible to overheat the device in certain circumstances
A system administrator needs to test a new application simultaneously across macOS, Windows, and Linux. Which of the following would be the BEST choice for this requirement ?
Cross-platform virtualization Cross- platform virtualization allows the user to run multiple operating systems simultaneously
A system administrator has been assigned the task of installing an operating system , application , and data onto a cloud -based server. Which of these best describes this scenario?
Infrastructure as a Service IaaS (Infrastructure as a Service) provides the CPU, memory, storage, and other infrastructure components necessary for the installation of an operating system and application.
A manager in the shipping department needs to connect their laptop to wireless portable speakers while in the office. Which of these should be configured on their laptop ?
Bluetooth Most external portable speakers use Bluetooth to receive audio signals from a mobile device. Bluetooth has the best fit for connectivity options , distance requirements, and bandwidth for sending audio data.
A network administrator has installed a fifty meter network connection from one side of the building to the other, and now he would like to make sure that the punch-downs and crimps are connected to the correct pins on each side. Which of these tools would be the best way to confirm the wiring map?
Cable tester A cable tester can quickly perform a wire map to determine if all of the wires were properly crimped or punched down on both ends of the cable
An administrator is building a computer system to stream live corporate events. Which of the following should be installed to provide input forshould the live stream ?
Capture card A capture card can be used as an input for video and audio. This input can be stored on a drive or used as input to a streaming service
Which of the following would be MOST commonly associated with the management interface on a switch?
DB-9 The serial connectivity used with a DB-9 (D-subminiature size B, 9 pin) interface is usually associated with management ports on switches , router and other infrastructure devices .
Which of the following services would automatically provide an IP address to any device connected to the network?
DHCP DHCP (Dynamic Host Configuration Protocol) is used to automatically assign IP addresses to network devices. A device configured to use DHCP will be assigned an IP address without any intervention from the user or network administrator .
A workstation is configured with a video card that outputs DVI-D, but it needs to connect to an LCD projector with an HDMI connection. Which of the following would be the BEST way to connect this workstation to the projector ?
DVI-D to HDMI adapter DVI-D (Digital Visual Interface-Digital) and HDMI (High-Definition Multimedia Interface ) are electrically compatible and only require an interface adapter to connect between devices. No conversion of the video signal is required between DVI-D and HDMI.
A user is trying to charge their smartphone using the built-in USB interface , but the phone does not show the charging icon and the battery does not charge . Which of the following would be the MOST likely reason for this issue?
Damaged charging port A damaged charging port would prevent the battery from charging through a connected USB cable. In some cases, the port can be cleaned to regain the charging function, but excessive damage may require a replacement of the interface or smartphone.
A user in the accounting department had a new laptop delivered and installed, but they are reporting that the network throughput seems much slower than the previous computer . Which of the following would be the most likely cause of these slow transfer speeds?
Duplex mismatch A mismatch of half- duplex and full-duplex will not cause a total disruption of network communication, but it will cause the network to perform slowly.
Walter, a hardware technician, has been asked to purchase a system to be used as a database server . One of the specifications for the server requires the system to detect and correct memory errors during operation. Which of the following would be the BEST option for this project ?
ECC ECC (Error Correcting Code ) memory is designed to both identify memory errors and correct them if possible. It's common to see RAM (Random Access Memory ) used in servers to minimize any potential downtime.
A user in the accounting department is reporting that her smartwatch is not synchronizing with her mobile phone. The phone is powered on and unlocked, but the phone does not show the smartwatch in a list of available devices. Which of the following would MOST likely solve this issue?
Enable Bluetooth on the mobile phone The PAN (Personal Area Network) used for connectivity between local devices is Bluetooth, so enabling Bluetooth on the phone should allow the watch and phone to communicate to each other.
A user would like to ensure all apps on their smartphone use 802.11 networking instead of the cellular network . Which of the following would provide this functionality?
Enable data caps Most smartphones include the ability to set limits on how much data is transferred over certain network types. For example, iOS can be configured to allow or disallow downloads over a cellular network and can limit the size of downloads if a cellular network is enabled.
A network engineer is installing a cable modem at a remote site. Which of these connectors would commonly be found on a cable modem?
F-connector The F- connector is the common coax screw-on connector used for television cable or cable modems . A cable modem installation will often use coax from the cable provider, and the F-connector is used to connect the coax to the cable modem
A user in the marketing department was using their computer to send some email messages . The computer made an unexpected loud pop and immediately powered down. The computer would not respond to additional attempts to power it back on. Which of the following would be the MOST likely cause of this issue ?
Faulty capacitor Not all capacitors pop when they fail, but often a loud pop inside of a computer is related to a blown capacitor . The second symptom of the immediate powering off of the system also helps make the case that a capacitor is to blame .
A system administrator is installing a new LCD projector in the company conference room. Which of the following would MOST likely be used with this projector ?
HDMI HDMI (High- Definition Multimedia Interface) is a common interface for transmitting audio and video to televisions, displays, and projectors.
A user in the shipping department would like to connect multiple displays to a desktop computer . Which of the following would support this requirement ? (Pick TWO)
HDMI and DVI-D HDMI ( High-Definition Multimedia Interface) and DVI-D ( Digital Visual Interface- Digital) are two common video connection types. Some video adapters will provide multiple video connection types and allow different video outputs for each interface.
A cloud-based application is distributed across multiple data centers and will continue to operate if any of the data centers have an outage. Which of the following characteristics would BEST describe this configuration ?
High Availability High availability ensures that a service will always be available regardless of what might occur behind the scenes. Redundant systems are commonly used to provide high availability .
A systems administrator needs to configure a smartphone to retrieve email messages from the corporate mail server. Which of the following protocols could be configured for this purpose? (Pick TWO)
IMAP and POP3 Two common protocols used to retrieve email messages are IMAP (Internet Message Access Protocol) and POP3 (Post Office Protocol 3).
A network administrator has created a configuration for a server using the same IP address each time the server is started. Which of the following would BEST describe this configuration ?
IP reservation An IP ( Internet Protocol ) reservation is usually configured on a DHCP ( Dynamic Host Configuration Protocol) server to ensure that specific devices always receive the same IP address. This is commonly done to ensure that important network resources are always available using the same IP address.
A user is reporting every page printed from a networked laser printer appears as garbled graphics and text characters. Which of the following is the MOST likely cause of this issue?
Incorrect printer driver The printer driver formats the print job into a language that the printer can understand. If the incorrect driver is used, the language sent to the printer may not be interpreted correctly and the output may appear very different than the original document . In extreme cases , the output may appear as unreadable pages of garbled text and graphics.
A network administrator is installing a network link containing an LC connector. Which of the following would be the MOST likely connection for this link?
Link between buildings Connections between buildings tend to exceed the distance allowed for copper cabling, so fiber optics are often used to communicate over this extended distance. The LC (Lucent Connector) interface is a common fiber optic connector.
A network engineer is troubleshooting the connection of a tablet to a cellular provider's network. Which of these would BEST describe this network connection ?
Long Term Evolution Long Term Evolution, or LTE is a converged standard used by mobile providers to provide high -speed communication over cellular frequencies .
A network administrator is viewing the interface statistics on a WAN router and has noticed that error rates are increasing. The administrator has replaced the WAN cables , but the errors continue . Which of the following tools should be used to BEST troubleshoot this issue?
Loopback plug A loopback plug is useful when running diagnostics on a device interface . Data is sent out an interface, and the loopback plug redirects that data back to the same interface. By comparing the data sent and received, the technician can determine if an interface may not be operating properly
The camera on a user's smartphone works properly when at home, but the user is not able to take pictures while at their desk at work. Which of the following would be the MOST likely reason for this issue?
MDM An MDM (Mobile Device Manager) is a centralized administration tool for mobile devices. The administrator can enable or disable certain features, and some of those features can be disabled based on the device's current location.
A user's smartphone contains both personal and corporate data. When the user attempts to install a new app, the installation is halted and an error message appears. Which of the following would be the MOST likely reason for this issue?
MDM MDM (Mobile Device Management) provides centralized management for mobile devices. An MDM can be used to set policies on app use, data storage, camera use, and almost any other feature on the smartphone.
A system administrator has connected a desktop computer to a new LCD. After connecting the monitor, all of the desktop icons and windows appear oversized and the display appears to be fuzzy and out of focus. Which of the following would be the BEST way to correct this issue?
Modify the display resolution The display resolution determines how many horizontal and vertical pixels are used when displaying information on a screen. If the resolution is set relatively low, the screen information will appear larger than a higher resolution and the output would appear blurry or fuzzy. To correct this oversized view, the system administrator will need to configure a higher resolution setting on the desktop computer .
The fans on a desktop computer are not able to move enough air to keep the system cool. A technician finds a significant amount of airflow is restricted by the internal wiring inside the computer case. Which of the following would help to resolve this issue?
Modular power supply A modular power supply allows the technician to add or remove power cables as needed , so unused cables would not be attached or installed inside of the computer case . This keeps the number of cables inside the computer to a minimum and creates the best possible airflow through the system .
A user in the facilities department is having an issue printing their blueprints to a network laser printer. When they pick up their output, the page contains specks and small dots randomly printed on the the final output. Which of these is the MOST likely cause of this issue?
Optical drum is not clean The cleaning process of a laser printer removes any non-used toner from the optical drum after one cycle of the printing process. If the cleaning process isn't working properly, extra toner will remain on the drum and can be transferred to the next section of the page output as dots or specs on the page .
A user would like to connect a set of Bluetooth speakers to their smartphone. Which of the following would be required for this connection ?
PIN A PIN (Personal Identification Number) is used during the Bluetooth pairing process to verify the connectivity between two devices.
An administrator would like to ensure the company's mobile devices are connecting to the appropriate towers. Which of the following provides a smartphone with this information ?
PRL Some cellular providers will maintain a PRL (Preferred Roaming List) with information on how the phone should connect to the desired cellular tower. This PRL is often updated OTA (over the air).
Which of the following would be the most efficient method of migrating an HDD to an SSD?
Perform a drive to drive image A drive-to-drive image is a fast way to migrate from one drive type to another. Both drives are online at the same time, and third-party software can be used to quickly clone or copy all data from one drive to the other
A computer lab is purchasing supplies for their 3D printers. Which of the following should be included on this order?
Plastic filament 3D printers can melt plastic filament in layers to create a 3D object. Other 3D printer types can use a light source to harden resin.
The cooling fan controller in a server is failing. The server administrator has tested possible reasons for the failures and has created a plan for correcting the issue. Which of the following would be the best NEXT troubleshooting step?
Present the plan to the change control team Change control is an important part of the troubleshooting process for any organization. When the change control committee approves the plan, the fix can be tested and the issue can be documented.
A systems administrator has added a new video adapter to a desktop computer, installed the latest video driver, and rebooted the system. When the system starts, it shows a Windows Stop Error before it reaches the login prompt. Which of the following would be the BEST next troubleshooting step?
Press F8 during startup and choose "Boot from last known working configuration" If a recent configuration causes a boot issue, Windows can restart the operating system using the last known working configuration. Each time Windows successfully boots, it makes a backup of that configuration . If the startup option to "boot from last known working configuration" is selected, that working backup is used instead of the current Windows configuration. This can help resolve Windows Stop Error issues like those detailed in this question .
An administrator is trying to print some customer letters on company letterhead , but there are no messages on the printer and no pages are printing. Upon examining the queue, five print jobs are pending and waiting to print . Which of the following is the MOST likely cause of this issue ?
Print spooler has crashed The print spooler is responsible for storing print jobs, queuing them, and sending them to the printer. A print spooler crash would cause all print jobs to stop completely, regardless of which page type is specified for the output .
A server administrator is building a web server with three hard disk drives. The storage for the server requires the fastest possible access and redundancy is not a primary requirement. Which of the following would be the BEST choice for this server ?
RAID 0 RAID (Redundant Array of Independent Disks) level 0 does not provide any redundancy, but it will efficiently stripe data across multiple drives. RAID 0 does not require the duplication of data or calculation of parity, so it's commonly considered the fastest access of the RAID levels.
A technician has two hard disk drives that need to be configured redundantly, and all information should be duplicated across physical drives . Which of the following should be configured ?
RAID 1 A RAID 1 (Redundant Array of Independent Disks) array keeps an exact duplicate of data across multiple drives . If one drive fails, the other drive containing the duplicated data continues to provide access to the data.
What is the most common use for the switch on a computer's power supply?
Sets the input voltage The input voltage to a power supply should match the capabilities of the power supply unit. Many power supply units are auto -switching , and they will automatically adjust between 120 volts and 240 volts based on the input voltage . Alternatively , some power supply units have a switch that must be manually set to specify input voltage.
A developer has requested a server for testing a new application. To complete this request , the system administrator logs into his cloud console and allocates a new server configuration. Which of the following BEST describes the process of creating this server?
Shared resources It's common to place all of the computing resources in one place for all cloud services . As new cloud -based systems are created , the CPU , memory , storage, and other technologies needed to build these systems are allocated from this central pool of shared resources .
A company would like to configure a Sender Policy Framework (SPF) record in their DNS. Which of the following should be configured in the DNS server ?
TXT The TXT, or text record, can be used in a DNS server to specify the SPF information. The SPF record documents the list of email servers authorized to send emails for the domain.
A computer used for testing high-resolution gaming displays has a high- end video adapter and DisplayPort video connection. The computer works properly for word processing and spreadsheets, but it powers down after only a few minutes of graphics testing. Which of the following would be the MOST likely reason for this issue?
The CPU fan is faulty If a system powers off after some intense CPU (Central Processing Unit) utilization, then the issue is most likely associated with heat or power. Most computers have many different temperature sensors to recognize when the system gets too hot, and they will automatically power down to prevent damaging the CPU, memory, and other hardware.
A system administrator has just built a new server with an eight core CPU. When viewing information in Windows Task Manager , the utility shows CPU performance for sixteen different processors. Which of the following would be the MOST likely reason for this output?
The CPU supports multithreading Multithreading provides additional processing efficiency by treating a single CPU (Central Processing Unit) as multiple processors. Although this does not double the performance, it can increase processing efficiency by fifteen to thirty percent .
A user has reported they can't browse to Google's search page at https://www.google.com . The workstation IP address is 192.168.1.5 , the subnet mask is 255.255.255.0, the default gateway is 192.168.1.1, and the domain name servers are 10.2.2.1 and 10.2.2.2. A technician can successfully ping the local IP address, the default gateway, and Google's DNS server at 8.8.8.8. Which of the following is the most likely cause of this issue?
The DNS servers are faulty The DNS (Domain Name System) servers are responsible for converting a fully-qualified domain name ( www.google.com) to an IP address. If the DNS servers are not working, then an IP address for a device cannot be resolved and the communications process can't continue.
During a presentation in a conference room, the lamp in an LCD projector is turning off after five minutes of use and back on ten minutes later. Which of the following would be the MOST likely reason for this issue?
The cooling process is failing If an LCD (Liquid Crystal Display) projector becomes overheated, it will automatically turn off to protect the bulb and other components. This is similar to the automatic protections found in laptop and desktop computers , and once the system cools down it can be restarted . If the cooling fans are blocked or not working, this process may continue the cycle until the cooling problem is resolved.
A systems administrator has just installed a new server in a data center. When pressing the power button, there's no response from the server, no lights appear on the front display, and no fans are spinning. Which of the following would be the MOST likely reason for this issue?
The power supply switch is set to the wrong input voltage If the data center power provides 120 volts and the computer's power supply is set to 240 volts , the computer will not be able to start. Some power supplies will attempt to start with the lower voltage while other power supplies will not work at all. In either case, the computer is not going to perform properly with the lower voltage and may be damaged by the difference in expected voltage .
If a laptop's inverter is faulty, which of the following would be the MOST likely result ?
The screen will be difficult to see The inverter is used to convert the DC (Direct Current) power inside of the laptop to AC (Alternating Current). The AC power is then used to power the CCFL (Cold Cathode Florescent Lamp) backlights found in older laptop computers. Without the backlight, it will be very difficult to see the information displayed on an LCD (Liquid Crystal Display) screen.
A user in the accounting department is reporting that all of the printed pages from a networked laser printer are completely blank. Nothing appears to be written on any of the printed pages. Which of the following would be the MOST likely cause of this issue?
Toner cartridge is faulty If the toner cartridge is completely empty or is not properly providing toner to the printer, then nothing will be printed on the final output.
What type of network connection is commonly used by DSL
Twisted pair copper DSL ( Digital Subscriber Line) networks use the same twisted pair copper as traditional phone lines.
An Android user needs to transfer some presentations from their desktop Computer to their smartphone. Which of the following would be the BEST choice?
USB-C USB-C is a connection type used on many android based devices.
Which of the following would provide segmentation of broadcast domains on the same physical switch?
VLAN A VLAN (Virtual Local Area Network) is used to segment interfaces on a single switch or across multiple switches. This allows a network administrator to separate networks on a single switch instead of installing multiple physical switches .
The mouse on a desktop computer has stopped operating. Which of the following would be the best NEXT troubleshooting step?
View log files The first step of the troubleshooting process is to identify the problem. Before making any changes, it's important to research the issue and gather as much information as possible .
A desktop administrator is troubleshooting an LCD display that shows a faint image at the bottom right of the screen. The faint image is displayed even when spreadsheets or browser screens are shown. Which of the following would be the MOST likely reason for this issue?
burn-in If an image is shown on a screen for an extended period of time, the display may continue to show a faint "ghost" of the image after the display has changed. This burn-in may be temporary, but it can be permanent in extreme circumstances.
Which of these cloud computing architectures would BEST describe several organizations sharing the same resources ?
community A community cloud model is often used by multiple organizations to build a pool of resources with their combined financial contributions. This multi-tenant model provides a shared cloud- based deployment to organizations with similar goals and objectives.
A network administrator is installing an Ethernet cable containing gel and a ground wire . Which of the following would MOST likely describe this cable?
direct burial A direct burial cable is designed to be installed in the ground, so it includes waterproof gel to protect the copper cables. The cables also include a ground wire to support an electrical ground.
A finance manager is printing a contract designed to be printed on both sides of the page , but the printer is only providing output on one side of the paper. Which of the following options would resolve this issue?
duplex The duplex setting on a printer enables printing on both sides of the page without requiring a person to manually flip the pages over
A network administrator needs to connect an Ethernet link between two buildings located across the parking lot from each other. The total distance between the buildings is approximately 400 meters. Which of the following technologies would be the BEST choice for this installation?
fiber Fiber optic communication can extend over very long distances using light instead of radio frequencies . Since the maximum supported distance of most Ethernet connections using copper are one hundred meters, any type of connection needing additional distance would be a good candidate for fiber optic cabling
What type of proprietary Apple connector can be plugged in face up or face down?
lightning The Apple lightning connector is only found on Apple devices, and it allows for a higher power output to charge larger phone and tablets. The connector can also be plugged in either face up or face down.
Which part of the laser printing process requires extensive use of printer memory?
processing The processing phase is the first phase of the laser printing process . The printer builds the entire page in memory before the rest of the printing processes can continue .
Which of the following devices makes forwarding decisions based on destination IP address?
router A router decides the next hop of an packet based on the packets destination IP (Internet protocol) address.
A technician has just upgraded the memory on a desktop computer. After the computer runs for a few minutes, the system locks up completely and does not respond to keyboard or mouse input. After rebooting, no error messages are found in Event Viewer. Which of the following would be the BEST next troubleshooting step?
run hardware diagnostics Issues that result in the system hanging without any additional information can be frustrating to troubleshoot . Since there are no error messages or log entries associated with the issue, the best option would be to perform a hardware diagnostic and at least confirm that the hardware is working as expected .
A system administrator is configuring a lab computer that will run five server VMs at the same time. Which of the following hardware resources will be the MOST important for this configuration ?
storage space Adding five virtual machines to a single device would require as much storage space as five separate operating systems . Of the available options , the system storage will be used the most .
A technician is installing a CPU and heat sink into a new system. Which of the following should be used with these two components?
thermal pad A thermal pad is used to create efficient thermal conductivity between components . The connection created by the thermal pad moves heat from the CPU ( Central Processing Unit) into the fins of the heat sink, and that heat is moved out of the system using the computer's cooling system.
An operating system is transferring unused application data from memory to the local storage drive of the computer. Which of the following would BEST describe this memory technology ?
virtual Most operating systems can create free RAM ( Random Access Memory) space by temporarily swapping unused application data to the local storage drive. This technology is often called virtual memory, virtual RAM, or a swap file .
A system administrator is replacing a cracked LCD display on a Windows laptop . Which of the following would be the MOST important component to test after this replacement ?
wireless network The antenna wires of the 802.11 wireless and Bluetooth adapters commonly wrap around the laptop display for the best possible height. When replacing the display, it's important to make sure that the wires are properly installed and have not detached from the antenna connectors the wireless adapter or motherboard.
