CompTIA A+ Certification Exam: Core 1 QUESTIONS AND
ASNWERS YEAR 2025.
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 user accidentally spills liquid on a laptop. The user wants the device to be fixed and
would like to know how much it will cost. Which of the following steps should the
technician take NEXT to verify if the device is repairable before committing to a price?
(Choose two.) - ✅✅Remove the case and organize the parts.
Document the screw locations.
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
A user wants to print a large job on both the front and back sides of the paper. Which of
the following settings should the technician advise the user to change in the printer
settings? - ✅✅Duplex
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.
Run a virus scan.
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
A technician is determining the specifications for a desktop computer that will be used at
trade shows all over the world. The computer will have the maximum amount of RAM.
The CPU, GPU, and storage will be typical of a business workstation. Which of the
following system parameters is the MOST important for the technician to consider when
choosing a power supply? - ✅✅input voltage
,An user 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.
A customer wants to purchase a new home computer. The machine will mainly be used
for internal browsing and streaming video, except on weekends when the customers'
son will use it to play games with friends. Which of the following should the technician
focus on to meet these requirements? - ✅✅Four-core processor
Which of the following cable types should be used to connect a cable modem to a
SOHO router? - ✅✅Ethernet Cable
Which of the following channels would commonly be used on an 802.11 wireless
network? - ✅✅6
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 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.
An associate is seeking advice on which device to purchase for a friend who is a
business owner. The friend needs the ability to chat activity while keeping in contact
with the home office. Which of the following would be the BEST recommendation? -
✅✅Smart watch
A technician is replacing a broken screen on a new company laptop but does not have
repair information from the vendor. Which of the following is the BEST way to proceed?
- ✅✅Document and label the cable and screw locations.
Ann, a user, needs to attend several day-long conferences and wants to ensure her
mobile device will have enough power for these events. She is concerned about wall
outlet availability at the conferences and needs to continuously use her device for
important updates. Which of the following should a technician recommend to BEST
accommodate Ann's needs? - ✅✅Wireless charging pad
, Which of the following charging and data ports has a non-directional connector? -
✅✅USB-C
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? -
✅✅Airplane mode
Which of the following Ethernet cables would BEST support an application that requires
a 600 Mbp/s throughput at the lowest price point? - ✅✅CAT 5e
A client has three locations within city limits that need to be networked. Vendor network
requirements for all three locations are a minimum of 1GB.Which of the following are
the types of networks that will MOST likely be used for internal office and office-to-office
networking? (Choose two.) - ✅✅MAN
LAN
Which of the following terminates a coaxial cable? - ✅✅RG-59
A customer asks a technician to help set up a specialized computing system for video
editing. Which of the following should the technician install on the workstation to BEST
meet the customer's specifications? (Choose two.) - ✅✅SSD
Dual monitors
An end user wants to have a second monitor installed on a laptop. Which of the
following would allow a technician to configure the laptop to show both screens once the
cable is connected? - ✅✅Adjust the monitor display settings.
A customer's laptop display has suddenly become very dim. The image of the display
can only be seen with a bright, external light, as adjusting the brightness/ contracts
controls does not cause much change. Which of the following components MOST likely
needs to be replaced? - ✅✅Inverter
A technician is troubleshooting a laptop/projector combination that is displaying artifacts
on the screen. When a different laptop is connected to the projector, the image appears
to be correct but is very dim. Which of the following steps should the technician take to
address these issues? (Choose two.) - ✅✅Increase the projector contrast.
Change the aspect ratio on the projector.
Multiple users report that the network printer, which is connected through the print
server, is not printing. Which of the following should a technician do FIRST to remedy
this situation? - ✅✅Clear the print queue.
ASNWERS YEAR 2025.
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 user accidentally spills liquid on a laptop. The user wants the device to be fixed and
would like to know how much it will cost. Which of the following steps should the
technician take NEXT to verify if the device is repairable before committing to a price?
(Choose two.) - ✅✅Remove the case and organize the parts.
Document the screw locations.
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
A user wants to print a large job on both the front and back sides of the paper. Which of
the following settings should the technician advise the user to change in the printer
settings? - ✅✅Duplex
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.
Run a virus scan.
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
A technician is determining the specifications for a desktop computer that will be used at
trade shows all over the world. The computer will have the maximum amount of RAM.
The CPU, GPU, and storage will be typical of a business workstation. Which of the
following system parameters is the MOST important for the technician to consider when
choosing a power supply? - ✅✅input voltage
,An user 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.
A customer wants to purchase a new home computer. The machine will mainly be used
for internal browsing and streaming video, except on weekends when the customers'
son will use it to play games with friends. Which of the following should the technician
focus on to meet these requirements? - ✅✅Four-core processor
Which of the following cable types should be used to connect a cable modem to a
SOHO router? - ✅✅Ethernet Cable
Which of the following channels would commonly be used on an 802.11 wireless
network? - ✅✅6
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 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.
An associate is seeking advice on which device to purchase for a friend who is a
business owner. The friend needs the ability to chat activity while keeping in contact
with the home office. Which of the following would be the BEST recommendation? -
✅✅Smart watch
A technician is replacing a broken screen on a new company laptop but does not have
repair information from the vendor. Which of the following is the BEST way to proceed?
- ✅✅Document and label the cable and screw locations.
Ann, a user, needs to attend several day-long conferences and wants to ensure her
mobile device will have enough power for these events. She is concerned about wall
outlet availability at the conferences and needs to continuously use her device for
important updates. Which of the following should a technician recommend to BEST
accommodate Ann's needs? - ✅✅Wireless charging pad
, Which of the following charging and data ports has a non-directional connector? -
✅✅USB-C
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? -
✅✅Airplane mode
Which of the following Ethernet cables would BEST support an application that requires
a 600 Mbp/s throughput at the lowest price point? - ✅✅CAT 5e
A client has three locations within city limits that need to be networked. Vendor network
requirements for all three locations are a minimum of 1GB.Which of the following are
the types of networks that will MOST likely be used for internal office and office-to-office
networking? (Choose two.) - ✅✅MAN
LAN
Which of the following terminates a coaxial cable? - ✅✅RG-59
A customer asks a technician to help set up a specialized computing system for video
editing. Which of the following should the technician install on the workstation to BEST
meet the customer's specifications? (Choose two.) - ✅✅SSD
Dual monitors
An end user wants to have a second monitor installed on a laptop. Which of the
following would allow a technician to configure the laptop to show both screens once the
cable is connected? - ✅✅Adjust the monitor display settings.
A customer's laptop display has suddenly become very dim. The image of the display
can only be seen with a bright, external light, as adjusting the brightness/ contracts
controls does not cause much change. Which of the following components MOST likely
needs to be replaced? - ✅✅Inverter
A technician is troubleshooting a laptop/projector combination that is displaying artifacts
on the screen. When a different laptop is connected to the projector, the image appears
to be correct but is very dim. Which of the following steps should the technician take to
address these issues? (Choose two.) - ✅✅Increase the projector contrast.
Change the aspect ratio on the projector.
Multiple users report that the network printer, which is connected through the print
server, is not printing. Which of the following should a technician do FIRST to remedy
this situation? - ✅✅Clear the print queue.
