ICT IT Support and Troubleshooting 4

Question 1

A user reports their laptop battery drains very quickly even after a full charge. What is the BEST diagnostic step?

Accepted Answer

Run a battery health report using powercfg /batteryreport

Answer

powercfg /batteryreport generates a detailed HTML report showing battery capacity, charge cycles, and degradation over time.

Question 2

A workstation fails to obtain an IP address automatically and shows a 169.254.x.x address. What does this indicate?

Accepted Answer

DHCP server is unreachable and APIPA has assigned a self-link address

Answer

A 169.254.x.x address is an APIPA (Automatic Private IP Addressing) address assigned when a DHCP server cannot be reached.

Question 3

A user accidentally deleted an important file and emptied the Recycle Bin. What is the BEST recovery option?

Accepted Answer

Restore from a backup or use a file recovery tool immediately

Answer

Restoring from backup is the safest option; if no backup exists, file recovery software can often recover data before it is overwritten.

Question 4

Which type of malware encrypts user files and demands payment for the decryption key?

Accepted Answer

Ransomware

Answer

Ransomware encrypts victim files and demands a ransom payment, typically in cryptocurrency, for the decryption key.

Question 5

A technician is setting up a new PC and wants to ensure Windows updates are current before delivering it. Which PowerShell command checks and installs Windows updates?

Accepted Answer

Install-Module PSWindowsUpdate then Install-WindowsUpdate

Answer

The PSWindowsUpdate module provides PowerShell cmdlets to check and install Windows updates from the command line.

ICT - Information Communication Technology Practice Test

ICT - Information Communication Technology Practice Test

ICT IT Support and Troubleshooting 4