MISC
Security
Troubleshooting
Command/Terminal
Ports
100

This Windows feature creates restore points to return a system to a previous working state.

What is System Restore?

100

This software helps protect a computer from viruses and malware.

What is antivirus software?

100

You use this Windows tool to check disk integrity and fix logical errors.

What is CHKDSK?

100

This command shows the IP configuration of a Windows

What is ipconfig?

100

This port is used to establish a secure connection with a host using a command line interface.

What is port 22?

200

This utility manages disk partitions in Windows.

What is Disk Management?

200

This form of malware locks a user’s files and demands payment.

What is ransomware?

200

This command scans and repairs corrupted Windows system files.

What is SFC? (System File Checker)

200

This Linux command is used to display the current working directory.

What is pwd?

200

This is the secure port for SMTP.

What is port 587?

300

This edition of Windows is designed for home users with fewer enterprise features.

What is Windows 10 Home?

300

A user receives an email pretending to be from their bank asking for credentials.

What is phishing?

300

A Windows PC fails to boot and displays the error “Operating System Not Found.” This setting in the BIOS/UEFI should be checked first.

What is boot order?

300

This Linux command allows you to switch users. 

What is su?

300

RDP operates on this default port number.

What is port 3389?

400

The Linux command used to display the contents of a directory.

What is ls?

400

The term for using more than one method to verify identity before granting access.

What is multi-factor authentication (MFA)?

400

The term for starting Windows with only essential drivers and services.

What is Safe Mode?

400

This command-line tool in Windows sends a network test to another host.

What is ping?

400

This is the secure port for IMAP.

What is port 993?

500

This file system is commonly used in Windows for better performance and security.

What is NTFS?

500

This type of attack floods a system with traffic from a single source to make it unavailable.

What is a DoS (Denial of Service) attack?

500

This log can be accessed to view errors and warnings in Windows.

What is Event Viewer?

500

This Linux command allows you to change the permissions of files and folders.

What is chmod?

500

This is the secure port for POP3.

What is port 995?

M
e
n
u