[Q104-Q125] 100-140 Certification – The Ultimate Guide [Updated 2026]

QUESTION 104
Sarah, an employee, reports that she is unable to access the department’s shared document folder, which she could access until yesterday.
What is the first step you should take to troubleshoot her access issue?

QUESTION 105
A graphic designer finds that their graphics software crashes frequently. What step should they take using Activity Monitor to help diagnose the problem?

QUESTION 106
A company plans to deploy a critical software application that is optimized for multi-threading capabilities. The IT department needs to select the most appropriate processor to handle this task. Which type of processor should they prioritize for best performance?

QUESTION 107
An engineering firm is evaluating new software for CAD and 3D modeling that specifies 16 GB of RAM as the recommended requirement. The IT department is considering three different models of laptops.
Which laptop model should they choose based on RAM specifications?

QUESTION 108
A technician receives an urgent email from what seems to be the IT department, asking to click a link to update their password immediately.
What is the best course of action?

QUESTION 109
An IT support specialist receives a ticket from a user who cannot access an IPv6-only website.
What ping6 command should the specialist use to quickly determine if the user’s workstation has IPv6 connectivity?

QUESTION 110
A support technician discovers that intermittent network outages are caused by an outdated firmware on network switches.
What is the most appropriate next step to resolve this issue?

QUESTION 111
A system administrator needs to check the current IP configuration status of virtual interfaces on a server to troubleshoot connectivity issues.
Which iproute2 command should they use?

QUESTION 112
During a meeting, a user tries to project their laptop’s screen onto a conference room display but only the desktop background is visible on the external screen; no icons or applications are shown.
What should be done to correct this issue?

QUESTION 113
A user cannot connect their mobile device to a Bluetooth speaker. What should the technician suggest to resolve this issue?

QUESTION 114
If a user’s antivirus software fails to start a malware scan, what is the most appropriate troubleshooting step?

QUESTION 115
A gaming company is testing a new game that is heavy on graphics and requires advanced physics calculations.
Which feature should they prioritize in a GPU for the best gaming experience?

QUESTION 116
A user needs to monitor the disk usage and free space of their Linux server regularly. Which command should the IT support technician suggest for detailed disk usage statistics?

QUESTION 117
A network administrator notices that several computers on the network are unable to access shared resources and are assigned IP addresses starting with 169.254.
What is the likely reason for this issue?

QUESTION 118
During a video conference call, a user notices that their system is lagging significantly. The technician suspects high CPU usage by another application.
How should the technician instruct the user to verify and address this issue?

QUESTION 119
A technician receives a complaint that a fax machine is not sending or receiving faxes. The display panel does not show any error messages.
What should the technician check first?

QUESTION 120
During a system upgrade, a technician notices that a graphics card is not performing optimally. In Device Manager, the device is listed with a yellow exclamation mark next to it. What does this symbol indicate, and what should the technician do next?

QUESTION 121
After implementing a new firewall configuration aimed at enhancing security, a technician observes an increase in connection timeout errors reported by users.
What should the technician do next?

QUESTION 122
What should a technician do first when responding to an end user’s report of a suspected malware infection on their laptop?

QUESTION 123
An IT support technician has just upgraded software across the company’s network to improve security.
What should be the technician’s next step to ensure that the new software does not adversely affect network performance?

QUESTION 124
Which type of virtualization allows a user to run one or multiple operating systems that are stored remotely on a central server in a data center?

QUESTION 125
A MacOS user finds that their laptop battery is depleting faster than usual. The technician suspects that power settings might not be optimized.
What is the first step the technician should advise to extend battery life?