티스토리 뷰
QUESTION 1
A user brings in a smartphone for repair. The device is unable to send/receive calls or connect to WiFi. All applications on the device are working unless they require connectivity. Which of the following is MOST likely causing the problem?
A. Airplane mode
B. Tethering
C. Disabled hotspot
D. VPN
Correct Answer: A
QUESTION 2
A technician is setting up a PC to host server in a SOHO. The technician uses a second router for this PC but finds the web server is not accessible from the internet. The technician verifies the web server itself is properly configured. Which of the following could be enabled on the router to allow all traffic to reach the web server?
A. IPv6
B. UPnP
C. DMZ
D. WPA2
Correct Answer: C
QUESTION 4
A user received the following error message while trying to access a shared drive: Network Path was Not Found. Which of the following should be performed to resolve the issue? (Select TWO).
A. Set the NIC to full-duplex.
B. Disable the local firewall.
C. Reset the TCP/IP stack.
D. Disable the Ethernet adapter.
E. Use static IP addressing instead of DHCP.
F. Flush the DNS cache.
Correct Answer: CF
QUESTION 5
A technician is troubleshooting an expansion card in a computer that allows the computer to receive faxes over a VoIP line. The line connected to the expansion card is MOST likely which of the following cable types?
A. Coaxial
B. CAT3
C. CAT6
D. Multi-mode fiber
E. Single-mode fiber
Correct Answer: C
QUESTION 6
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?
A. Install a new hard drive
B. Check for hard-drive firmware updates
C. Replace the hard drive with a solid-state drive
D. Configure the laptop in high-performance mode
E. Change the boot order in the system BIOS
Correct Answer: B
QUESTION 9
Which of the following server types caches previously visited web pages for faster access in the future?
A. Proxy server
B. Web hosting server
C. DNS server
D. Branch cache server
Correct Answer: D
QUESTION 1
Which of the following is a public IP address?
A. 10.45.xxx.xxx
B. 169.254.xxx.xxx
C. 173.16.xxx.xxx
D. 192.168.xxx.xxx
Correct Answer: C
QUESTION 3
A customer has two 8GB sticks of 2400-speed DDR4 installed in slots 1 and 2 of a computer and wants to add more RAM. The customer purchases two additional 4GB sticks of 3200-speed DDR4 and installs then in slots 3 and 4. While installing the RAM into the board, the user notices the board has "quad channel" etched near the RAM slots. Which of the following can be said about the user's channel configuration after upgrading the RAM?
A. The computer is utilizing one channel.
B. The computer is utilizing two channels.
C. The computer is utilizing three channels.
D. The computer is utilizing four channels.
Correct Answer: D
QUESTION 4
Which of the following has a P4 connector to provide a 12V output?
A. Molex connector
B. 24-pin adapter
C. SCSI cable
D. eSATA cable
Correct Answer: A
QUESTION 1
A technician is building a CAD workstation for a user who will be saving files remotely. Which of the following components are MOST important to include when configuring the system? (Choose two.)
A. Gigabit NIC
B. Graphics card
C. Liquid cooling unit
D. HDD size
E. RAM
Correct Answer: BE
QUESTION 3
A technician is configuring a printer for a client. The technician connects the printer to the network, but is unsure to determine its switch port. Which of the following should the technician do FIRST to locate switch port?
A. Perform a DNS on the server.
B. Set up an SSH session to the desktop.
C. Reference the ARP table in the router.
D. Configure port security on the switch.
Correct Answer: D
QUESTION 4
A technician is tasked with replacing all the APs in an office building for greater speeds. The current location of APs allowed for total coverage of WiFi throughout the office. Which of the following 802.11 standards should be used?
A. a
B. ac
C. b
D. g
E. n
Correct Answer: B
QUESTION 5
A user has a PC with RAID configuration and reports slow computer performance. A technician uses the manufacture's diagnostic software, and the computer passes all tests. The technician then uses a defragmentation tool and hears clicking noises. Which of the following should the technician identify and replace?
A. Hard drive
B. System fan
C. SSD
D. RAID controller
Correct Answer: A
QUESTION 1
A user notices the system clock is changed every morning. The computer is shut down daily. A technician checks the time zone and finds it is correct, and then checks the BIOS settings and finds the time to be incorrect. Which of the following is MOST likely the problem?
A. The CMOS battery does not have a charge.
B. Daylight savings time is not enabled.
C. BIOS time is set to Universal Time Coordinated.
D. The NTP server has gone offline.
Correct Answer: A
QUESTION 2
A bank employee contacts the help desk for assistance with setting up a new computer. Which of the following peripherals will the technician MOST likely install alongside the device? (Choose two.)
A. Magnetic reader
B. Signature pad
C. Flatbed scanner
D. Web camera
E. External storage drive
Correct Answer: BD
QUESTION 3
A technician would like to install an internal storage drive for a computer. Which of the following cable connectors would MOST likely be used to transfer data? (Select TWO).
A. USB-C
B. IDE
C. SATA
D. USB-A
E. Motex
F. Lightning
Correct Answer: BC
QUESTION 1
Which of the following creates a secure remote connection at the OSI network layer?
A. L2TP
B. SSL
C. DTLS
D. IPSec
Correct Answer: A
QUESTION 3
A systems administrator wants to take advantage of the benefits of the major cloud providers while retaining some data and services in the local datacenter. Which of the following types of cloud models should the administrator consider?
A. Public
B. Private
C. Hybrid
D. Community
Correct Answer: C
QUESTION 4
A technician is replacing an older video card with a new high-end video card in a workstation. The installation was successful, the new card seated properly, and power is connected. However, upon booting, the computer now emits several beeps and will not boot, but shows no error messages. Which of the following is MOST likely the cause of this issue?
A. The BIOS is out-of-date
B. The is not enough PSU output
C. There is an onboard RAM mismatch
D. GPU is overlocked
E. The firmware is out-of-date
Correct Answer: B
QUESTION 5
A customer's workstation will not boot. A technician runs diagnostics on the system and discovers it is set up in a RAID 0 configuration, and a single SATA hard drive failed. The system was set up for Performance. Once repaired the customer request redundancy be built into the system and an increase in performance. Which of the following describes how the technician should set up the new RAID configuration?
A. RAID 1 configuration that will utilize new SSD.
B. RAID 2 configuration that will allow the loss of a hard drive without failure.
C. RAID 6 configuration that will allow the loss of two hard drives without failure.
D. RAID 10 configuration utilizing HDD
Correct Answer: D
QUESTION 1
A technician is talking to end-users about the specifications for an upgraded application server. The users of the application report that there cannot be any unscheduled downtime or data loss. Additionally, they would like the performance of the application to improve over the previous server in any way possible. The previous server running RAID 5. Which of the following RAID solutions should be implemented in this scenario?
A. RAID 0
B. RAID 2
C. RAID 6
D. RAID 10
Correct Answer: D
QUESTION 5
Users report they have to select the output tray at the printer, even though the correct tray is selected in the print dialog. Which of the following should a technician perform FIRST to attempt to solve the problem?
A. Check the user's account for the correct printing privileges.
B. Reinstall the driver on the print server.
C. Update the firmware on the commercial office printer.
D. Run Windows Update on the affected computers.
Correct Answer: B
QUESTION 2
Which of the following cloud computing concepts allows scalable services to be provided to the client?
A. On-demand
B. Metered
C. Rapid elasticity
D. Resource pooling
Correct Answer: C
QUESTION 3
A user has requested a device that could be used for web-conferences while away from work. The device will mainly be used for emailing, document reviewing, and phone calls. Which of the following mobile devices would a technician MOST likely recommend?
A. Tablet
B. Smart camera
C. Phablet
D. Web camera
Correct Answer: C
QUESTION 5
Which of the following cable connection types would be used to provide digital signal input to a TV tuner add-in card?
A. USB Type A connector
B. F-connector
C. FireWire connector
D. VGA
Correct Answer: D
QUESTION 1
A systems administrator is configuring a server to host several virtual machines. The administrator configures the server and is ready to begin provisioning the virtual machines. Which of the following features should the administrator utilize to complete the task?
A. Hypervisor
B. Disk management
C. Terminal services
D. Device Manager
E. Virtual LAN
Correct Answer: A
QUESTION 2
Which of the following is the main purpose of the +5VSB output of a power supply?
A. It allows peripherals to draw power when the machine is off
B. It provides power to the audio and sound boards of the machine
C. It acts as the main voltage supply to the motherboard and processor
D. It powers all expansion cards and external device hubs
Correct Answer: A
QUESTION 5
Recently a company updated their network infrastructure. A user reports that a laptop is experiencing slower network speeds since the update. Which of the following would the technician replace, rather than purchase a new device?
A. Wireless NIC
B. CPU
C. RAM
D. Hard drive
Correct Answer: A
QUESTION 8
A technician is troubleshooting network connectivity issue with a remote host. Which of the following tools BEST informs the technician of nodes between the client and the host? (Select TWO).
A. tracert
B. ping
C. tcpdump
D. pathping
E. netstate
F. nslookup
G. router
Correct Answer: EF
QUESTION 9
A corporation maintains an active social media presence by constantly uploading audio and video. The corporation also regularly hosts video conferences, but attendees are reporting buffering during their telecasts. Which of the following should the IT department do to improve the ability to attend video conferences without
interruption?
A. Enable QoS on network traffic, prioritizing telecast traffic over uploads.
B. Upgrade video conference room equipment.
C. Create a VLAN for all employees updating social media.
D. Adjust the network intrusion device to allow the video to flow without filtering.
Correct Answer: A