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CompTIA A+ 901 certification study guide

Pearson_IT
Get Quizlet's official A+ Bundle (Core 1 and Core 2) - 1 term, 1 practice question, 1 full practice test
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Terms in this set (84)

A technician replaces a failed hard drive with a brand new one. The technician boots from a PE CD and attempts to install a custom OS build deployed from the network. The hard drive is visible in the system's BIOS. However, once in the preinstallation environment, the drive is not recognized in the imaging process and the process fails. Which of the following is MOST likely the cause of failure?
The hard drive has not been partitioned correctly
Which of the following wireless technologies is LEAST likely to be intercepted by a third party?
NFC
Joe, a user, receives a wireless router from his ISP with a pre-set password and configuration. He can connect to the router fine via Ethernet but cannot see the wireless signal on any of his devices. The LEDs on the router indicate that a wireless signal is broadcasting. Which of the following settings on the router does Joe need to adjust to enable the devices to see the wireless signal?
SSID
Which of the following protocols would be used for file sharing between MAC OS and Windows OS workstations on a LAN?
SMB
Which of the following is used to facilitate communications with a user's smartphone in order to make purchases and payments by proximity?
NFC
Which of the following components is responsible for converting light into digital information?
Webcam
A workstation has a network link light, but it cannot access internal network resources. Which of the following is the MOST likely cause of the issue?
IP address conflict
For which of the following types of printers should a technician obtain a maintenance kit containing a fuser, transfer roller, and pickup rollers?
Laser
A technician is working on a laptop with a failed Ethernet port caused by ESD. Which of the following is the simplest solution to restore network connectivity?
Enable wireless and connect to the WAP
A technician is working on a server with high latency on the mapped network drive. Upon entry into the server room, the technician suspects an issue with one of the drives in the array. Which of the following would the technician do to resolve the problem?
Replace the faulty drive in the array.
A user has reported that the company notebook is performing some random mouse actions requiring the user to make a lot of typing corrections. How can the technician solve the issue for the user?
Use the function keys to disable the mouse pad
Which of the following devices is BEST to use when designing a SOHO network to ensure the least amount of collisions?
Switch
A client, Ann, is having issues with a PC shutting down. There are no error messages displayed before the system powers off. Ann reports that this started after she installed and began using CAD software. The hard drive, video card, and RAM all meet the software requirements and have passed diagnostics. Which of the following is MOST likely the issue?
The PSU is underpowered for the system
Which of the following technologies can be accessed through the DisplayPort? (Select TWO).
DVI, HDMI
USB 2.0 and which of the following ports share the same connector?
USB 3.0
A group of users need to connect directly to a printer with continuous access. Which of the following connection types will achieve this?
Ethernet
A small office would like to offer Internet access to customers while onsite. However, customers should not be able to access any corporate data. Which of the following networking features would BEST enable this
Configure a guest wireless network
You would like to build a PC for storage redundancy. Select the appropriate IDE drives and build the PC for MAXIMUM performance, while using the MINIMUM amount of drives.
Bay 1, Bay 2, Hard Drive 7,200 RPM in both
A technician is installing Hyper-V and is getting an error that the software is not able to be installed. Which of the following processor characteristics should be checked?
Virtualization support
Which of the following would be the MOST important factor to consider when building a virtualization workstation?
Maximum RAM and CPU cores
A user has received an error message when connecting to the wireless network. The error indicates the IP address being used by the user's system is already in use. A DHCP server is used on the network. After having the user disconnect from the wireless network, the technician is still able to ping the user's IP address. Which of the following is MOST likely the cause?
The user has a statically assigned IP address in the DHCP server scope.
Drag and drop the characteristics to the correct printer types. Options may be used once.
Laser - Imaging drum
Inkjet - Ink cartridge
Thermal - Heating element
Impact - Print head
Virtual - Print to file
A user is reporting toner smudging on paper after printing. Which of the following should the technician inspect?
Fuser
Which of the following devices transmits data to all ports regardless of final destination?
Hub
Which of the following MUST be the same when replacing a hard drive in a laptop?
The interface type of the existing drive
A printer on the second floor is not printing for anyone. However, the printer has power and displays ready on the LCD display. There is paper in the trays and the toner was recently changed. The system administrator goes to the location with a laptop and tests the network port and is able to connect. Jobs are being queued on the local machines. Which of the following should the system administrator do to get the printer functioning again?
Verify the server's print spooler service is running
A user opens a service ticket for a laser printer that has paper jams. Lately, jamming has become more frequent. The technician recreates the problem and checks the printer logs for more information about the printer. Which of the following choices are MOST likely fixes to this problem? (Select TWO).
Clean and inspect the entire paper path,
Use the printer maintenance kit to replace parts
A technician would like to connect to a computer using remote desktop. Which of the following ports does remote desktop use by default?
3389
A technician is giving a safety class to new employees. Which of the following contains potentially dangerous voltages and should be handled with care, even if the power has been recently disconnected?
CRT monitor
A laptop is setup at a podium for a presentation but is set to extended desktop. The presenter would like it to show exactly what the laptop screen is showing. Which of the following would be the QUICKEST way to accomplish this?
Toggle the dual display function key
A customer has left a computer monitor on over the weekend and now notices slight discoloration of the screen. This is an example of:
burn in
A technician needs to run a cable for a new computer and the requirement is CAT6. Which of the following wiring connectors should the technician use when terminating the cable?
RJ-45
Which of the following monitor technologies provide the widest viewing angle with rich colors and consistent backlighting? (Select TWO).
Light Emitting Diode
In-Plane Switching
The technician would like to upgrade a workstation by adding a USB 3.0 card, and updgarding the video card, sound card, and NIC. The technician is concerned about power consumption by the expansion cards. Which of the following upgrades would MOST likely require also upgrading the power supply?
Video card
Which of the following would need to be enabled on a mobile phone to share its Internet connection with multiple devices simultaneously?
Hotspot
Joe, a customer, requests that the desktop system he is buying is able to be used at his vacation home in another country, as well as his regular home. The technician is aware that the country mentioned has different power requirements. Which of the following should the technician ensure the desktop contains?
Dual voltage options
Which of the following is the form factor of a standard Parallel connector?
DB-25
A laptop has a network port that is not working consistently and wireless is out of range. Which of the following would the technician do to quickly get the laptop back on the wired network?
Use a USB to RJ-45 dongle
A technician is installing a new TV tuner on a Windows 7 HTPC and no channels are showing up. Which of the following is the MOST likely cause?
The TV cable is connected to the FM/AM input.
Which of the following MUST be configured when trying to start a machine with a DVD?
Boot order
Which of the following is a public IP address?
173.16.xxx.xxx
Which of the following expansion slots uses a serial connection?
PCIe
A brownout has occurred within a building. A technician is repairing a workstation which has a power light, but is not displaying anything on the screen and is not making any sounds during boot up. Which of the following should be used to further troubleshoot the workstation?
POST card
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?
CAT6
There are 20 laptops in a room and they all need to connect wirelessly to the network. Which of the following would be the BEST device to use?
Access point
Which of the following Internet connection types is a digital form that runs over standard telephone wiring?
DSL
A technician has just installed a wireless access point in a customer's home office. While testing the network and browsing the Internet, the technician finds that the connection is not stable, speeds are slow, and websites sometimes do not load. Which of the following should the technician do FIRST?
Use a WiFi analyzer to ensure neighboring networks are not using the same channel.
Ann, a user, reports her docked mobile workstation will periodically lose her network share drive and lose video to the second monitor. Which of the following is MOST likely the cause of this anomaly?
The surge protector lost AC power.
A user reports an inkjet printer is constantly feeding two sheets of paper for every page printed. Which of the following is the MOST likely reason?
Worn feed rollers
Which of the following is a standard Intel processor socket type?
LGA
Which of the following characteristics is generally found on a docking station that port replicators do not offer?
Docks have independent hardware that replicators lack.
A technician is notified of an inkjet printer not printing properly. The user's computer has the printer software loaded and is not displaying any errors. A test print was performed, with one of the colors not printing properly. Which of the following would the technician typically perform FIRST to resolve the issue?
Clean heads
Which of the following devices is primarily intended to provide 24/7 diagnostic and biometric data regarding the user?
Fitness monitor
Which of the following ports is typically used for sending email?
25
A small workgroup inherits a second-hand printer without networking capabilities. Which of the following is the BEST method of sharing this resource among the workgroup?
Connect the printer to a user's workstation and share the device
Which of the following ports is used for a secure browser connection for an online purchase?
443
Wearable fitness tracking devices use which of the following technologies to determine user activity levels?
Accelerometer
Which of the following RAM types can continue working if there is corrupt data?
ECC
An end user is designing a PC with a clear acrylic access panel to show off the insides. The user wants the inside to stay cool, but as dust free as possible. Which of the following would BEST meet this scenario?
Create a positive pressure air flow with filtered intakes and unfiltered exhausts
A technician is tasked with upgrading the hard drives of a high-end workstation to SSD. The drives must be configured in a RAID array, but the RAID card does not support SSD. Which of the following would the technician verify in order to use the new drives?
Controller firmware
A technician is required to connect a new cable to an open port on the patch panel. Which of the following would the technician MOST likely use in this situation?
Punchdown tool
A customer wants the thinnest laptop possible. Which of the following display technologies typically allows for thinner devices?
OLED
Which of the following is important when replacing a power supply in a workstation located in a datacenter server rack?
The proper voltage must be selected
A customer is reporting that after removing a laptop from the docking station and bringing it home, the cursor occasionally jumps around the screen while the customer is typing. Which of the following should the technician do to mitigate this issue?
Disable the touch pad on the laptop
After setting up a new computer, a user states that the mouse and keyboard will not work. Which of the following is the MOST likely reason?
The PS/2 connectors are switched
Joe, a user, has installed a new monitor on an existing system. Joe calls a support technician and reports that everything on the new display is fuzzy. Which of the following describes what needs to be changed to correct this issue?
The display resolution needs to match the native resolution.
A new employee has reported that print jobs are printing as garbled text. Which of the following is MOST likely the reason for this issue?
The workstation has the incorrect drivers installed
A user, Ann, is preparing to travel abroad and wants to ensure that her laptop will work properly. Which of the following components of the laptop should be verified FIRST to ensure power compatibility before traveling?
Wall adapter
A user is noticing fine black particles on printouts and in the printer itself. Which of the following tools is recommended to fix this issue?
Toner vacuum
Place the appropriate token next to each graphic
Bluetooth - 100 m and Cell Phone Headset
InfraRed - < 100 m and Passive Motion Detector
Radio Frequency - > 1 Km and WAP
After a technician installs a video card, which of the following should the technician configure NEXT?
Resolution
A technician needs to set up a VPN for a small office. To ensure the network traffic is routed to the correct machine, which of the following MUST the technician do on the router to accommodate this?
Port forwarding
A company wants to conserve paper without limiting the ability to print. Which of the following settings needs to be configured?
Duplex
FTP--- (transfer) & (listen) File Transfer Protocol -TCP
ports# 20 & 21
SSH Secure SHell -TCP
port# 22
TELNET -TCP
port# 23
SMTP Simple Mail Transfer Protocol -TCP
port# 25
DNS Domain Name System -TCP & UDP
port# 53
DHCP Dynamic Host Configuration Protocol -UDP
port# 68
HTTP HyperText Transfer Protocol -TCP
port# 80
POP3 Post Office Protocol 3 -TCP
port# 110
IMAP Internet Message Access Protocol -TCP
port# 143
HTTPS Hypertext Transfer Protocol over Secure Socket Layer -TCP
port# 443
Remote Desktop
port# 3389
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