CompTIA A+ Certification Core 1 (220-1001)

A wireless client has poor performance only when it is far from the access point behind several concrete walls. What is the most likely contributing factor?

A small office is experiencing interference from many nearby 2.4 GHz wireless networks. What is a reasonable improvement for compatible nearby clients?

A workstation must use TCP port 443 to reach a secure public website. Which application protocol normally uses that destination port?

A server delivers shared network storage as files and folders over SMB. Which storage category best describes it?

A team wants separate guest operating systems running on one physical host. Which component manages the virtual machines' access to hardware?

A browser-based service provides ready-to-use email without the customer managing mail-server software or the underlying servers. Which cloud service model fits?

A host cannot start a virtual machine because the VM configuration requests more RAM than the host can allocate. What should be evaluated first?

A smartphone can browse over cellular data but cannot join any Wi-Fi network after airplane mode was enabled. What should be checked first?

A mobile device needs centralized enforcement of a screen lock and the ability to remove company data if lost. Which solution is appropriate?

A user reports that a monitor displays 'No signal' after the computer was moved. Which check should come first?

A desktop loses network connectivity when its damaged patch cable is flexed. Which troubleshooting action best tests the suspected cause?

A technician has identified a likely cause and developed a repair plan. Before applying a change that could interrupt a shared service, what should happen?

After replacing a failed workstation network adapter, what completes the troubleshooting process?