A+ 1001
A network administrator would like to increase network bandwidth to 1Gbps between two office buildings that are 0.5mi(805m) apart. Which of the following would be the BEST solution?
. Fiber
Which of the following cloud computing concepts facilities automated server deployment?
. IaaS
During an inspection, it was found that data racks were not properly grounded. To pass the inspection and address a growing concern to protect data cabling and equipment, a technician must make sure all racks are properly grounded. Which of the following tools should the technician use to verify this has been completed?
. Multimeter
Which of the following requires less current to provide the same amount of power to devices inside a PC?
220V
Which of the following characteristics of wireless networks is TRUE?
802.11n has a greater reach.
A customer wants to upgrade a PC’s internal storage to have more room to store backups, photos, and videos. The new storage should be large enough to avoid expanding again next year. Which of the following BEST meets these needs?
3TB HDD
Which of the following wireless standards is only capable of 5GHz frequencies?
802.11a
Which of the following peripherals would a company use to take inventory quickly and update price tags for products? (Choose two.)
Barcode scanner Magnetic reader
Which of the following will help protect against brown outs?
Battery backup
Which of the following cable types is MOST often found in Plain Old Telephone Service (POTS)?
CAT3
An end user is unable to connect to the network, and a technician has visually verified the lights on the back of the PC are active and there is no physical damage to the Ethernet jack. Which of the following tools should the technician use to continue troubleshooting the connection?
Cable tester
Which of the following Ethernet cables would BEST support an application that requires a 600 Mbps throughput at the lowest price point?
Cat 5e
A user calls the help desk stating a laptop is performing slowly and the hard drive activity lights are blinking continuously. A technician checks for enough hard drive space, disables antivirus and indexing services, and runs a full-system diagnostics check, which returns no failure. Which of the following should the technician do NEXT?
Check for hard-drive firmware updates
A technician is troubleshooting a Windows CAD workstation that is running slow. The computer uses RAID 10 and has dual GPU cards. The user states that the same application runs faster on an identical workstation. Which of the following should the technician perform FIRST to troubleshoot the problem?
Check the event log any cache issues.
A workstation was just moved to a new work location without a surge protector. It was working the day before, but now the PC will not power on, the fans will not spin, and there are no signs of activity. Which of the following should the technician do FIRST?
Check the power cable connection
A technician is dispatched to troubleshoot a slow performance issue on a PC. Upon arrival, the technician immediately opens Task Manager and sees that CPU and RAM performance are within normal ranges. The technician then checks and verifies the speed and duplex settings and performance on the network card. The technician then temporarily disables the antivirus to see if performance is affected, and it is not. After re-enabling the antivirus, which of the following is the NEXT best stop for the technician to take?
Check to see if insufficient hard drive space is causing the issue
A user connects a laptop to a docking station but is unable to see an image on the external monitor. The user tests the docking station USB ports, and they are working fine. Which of the following should be done NEXT?
Configure extended display mode (adding another screen)
A technician is troubleshooting what appears to be a RAM issue on a PC. Which of the following symptoms would indicate if this is a RAM issue?
Continuous reboots
A business owner wants to provide security to laptop users with the ability to charge their devices, access corporate LAN resources, and allow for a variety of their removable hardware. Which of the following devices would BEST meet the owne r’s needs?
Docking station
A user is unable to access websites and has reported connectivity issues with pop-ups on the screen. A technician removes malware, and then is able to ping the router and access the websites. Which of the following NEXT steps should the technician perform in troubleshooting this issue? (Choose two.)
Documents findings, actions, and outcomes. and Run a virus scan.
Joe, a user, recently purchased a new multifunction printer and attempted to install it himself. He informed a technician that the printer is on his list of printers, but he is unable to print. The technician sees that the printer is listed as a generic printer under Devices and Printers. Which of the following should the technician do NEXT?
Download the correct drivers from the manufacturer website and install them
Which of the following provides the LEAST network security?
Hub
Which of the following is the main purpose of the +5VSB output of a power supply?
It allows peripherals to draw power when the machine is off
A network administrator is attempting to access the firewall while inside the datacenter. Which of the following peripherals must be connected to do so?
KVM
Which of the following input devices allows multiple PCs to share a common display?
KVM
A customer contacts the help disk stating a laptop does not remain charged for more than 30 minutes and will not charge more than 15%. Which of the following components are the MOST likely causes the issue? (Select three.)
LCD power inverter AC adapter Battery
A technician is configuring a new web server and must have over 10TB of fault-tolerant storage, while minimizing the number of failure points. The applications on the server also require the highest performance available. Which of the following configurations would the technician MOST likely select?
RAID 10 with 5400rpm 6TB drives
A user printed several documents to a shared network copier and noticed that they have very faint color density. A technician investigates the issue and verifies that the printer had a maintenance kit installed recently. Which of the following next steps will MOST likely resolve the issue? (Select two.)
Replace the toner cartridges Clean the paper tray rollers
A technician has been asked to fix a problem with a projector. The projector lamp turns off for brief periods during a demonstration. After the technician replaced the lamp, the problem continued with an added message that appears just before the lamp turns off. Which of the following MOST likely need to be performed? (Choose two.)
Reset the lamp life counter Replace the cooling fan
Which of the following network devices would be MOST likely to perform Network Address Translation (NAT)?
Router
A systems administrator receives a notification from the RAID controller that the RAID 5 array is degraded. Upon logging into the server, the administrator sees that on local disk 0, physical disk 2 has failed. Which of the following is the BEST course of action to take to resolve the problem?
Schedule system downtime and replace physical disk 2. Wait until the array is rebuilt and confirm in the RAID controller that the system is no longer degraded.
Ann, an accountant, reports that after turning on her new laptop, she received a message stating her IP address is already in use on the system. She tried going back to her old desktop, which she now only uses for email, but received the same message. The technician checks the account and sees a comment that Ann requires a special network setup to connect to the banking software. Which of the following should the technician do to resolve the issue?
Set the laptop configuration to DHCP to prevent conflicts.
Which of the following connects a PC to its default gateway?
Switch
Which of the following devices can utilize VLANs to secure networks?
Switch
Which of the following devices performs forwarding decisions based on MAC addresses?
Switch
A technician has noticed that when at company headquarters the laptop connection to the Internet is more responsive than when using the company-provided phone as a hotspot. The technician updated the drivers on the WiFi NIC without resolution and then verified the configuration on the WiFi was correct. Which of the following configurations could cause the decreased performance?
The connection if throttled.
A technician is troubleshooting a WiFi issues with a laptop user in a corporate office. The user can connect to web pages without trouble; however, the user cannot connect to the email server or print a locally stored document to the network printer. The technician cannot ping the mail server or the network printer. No other users are experiencing this issue. Which of the following is MOST likely causing the issue?
The laptop is connected to the guest WiFi
Some users are unable to access the Internet form their workstations. A technician runs the ipconfig command on one of the workstations and sees the following: The technician pings 8.8.8.8 and gets no response. Next, the technician pings 192.168.1.1 and gets no response. The technician is able to successfully ping an adjacent workstation but cannot ping the print server on the floor below. Which of the following is the MOST likely cause of the Internet connectivity issue in the office?
There is a problem with a router in the office
The cloud model that represents a company maintaining some data in on-premise storage and some data in cloud-based storage is known as:
hybrid
A user is no longer able to browse the Internet after returning from vacation. The user is able to log in and navigate to the local intranet, but not to any outside sites. A technician pings a well-known website by name but gets no reply. The technician then pings its IP address and gets a reply. Which of the following commands will MOST likely resolve the issue?
ipconfig /flushdns