CompTIA A+
Core 2 (220-1102)
Operating Systems, Security, Software Troubleshooting & Operational Procedures
Exam Code: 220-1102 | 60 Questions & Verified Answers
Covers All Official Exam Objectives
,Domain 1: Operating Systems
Windows, macOS & Linux
Q1. A technician needs to view and end a process that is causing high CPU usage on a Windows
computer. Which built-in tool should they use?
A. Device Manager
B. Task Manager
C. Control Panel
D. Event Viewer
Answer: B. Task Manager
Task Manager (Ctrl+Shift+Esc or Ctrl+Alt+Del) shows running processes, CPU/memory/disk usage,
and allows you to end tasks.
Device Manager manages hardware drivers. Control Panel manages system settings. Event Viewer
shows system event logs.
Q2. Which Windows feature allows you to revert the system to a previous state without affecting
personal files?
A. Backup and Restore
B. System Restore
C. Reset this PC
D. File History
Answer: B. System Restore
System Restore creates and restores restore points — snapshots of Windows system files, registry,
and installed programs.
It does NOT affect personal files (documents, photos, etc.).
File History backs up personal files. Reset this PC reinstalls Windows.
Q3. What is the file system used by default on modern Windows NTFS volumes that supports file
permissions, encryption, and large file sizes?
A. FAT32
B. exFAT
C. NTFS
D. ext4
Answer: C. NTFS
NTFS (New Technology File System) is the default Windows file system supporting: file/folder
permissions, BitLocker encryption, file compression, journaling, and files >4GB.
FAT32 has a 4GB file size limit and no security features — used for flash drives.
exFAT is used for large flash drives. ext4 is the default Linux file system.
Q4. A user needs to change their IP address configuration on a Windows 10 machine. Which path
is correct?
A. Control Panel > Programs > Network
B. Settings > Network & Internet > Change adapter options > Properties > IPv4
, C. Device Manager > Network Adapters > IP Settings
D. Task Manager > Performance > Network
Answer: B. Settings > Network & Internet > Change adapter options > Properties > IPv4
To configure a static IP in Windows 10/11: Settings > Network & Internet > Status > Change
adapter options > right-click adapter > Properties > Internet Protocol Version 4 (TCP/IPv4) >
Properties.
You can also reach this through Control Panel > Network and Sharing Center > Change adapter
settings.
Q5. Which Windows command-line tool displays detailed IP configuration including MAC address,
DNS servers, and DHCP lease information?
A. ping
B. ipconfig
C. ipconfig /all
D. netstat
Answer: C. ipconfig /all
ipconfig /all displays full network configuration: IP address, subnet mask, gateway, DNS servers,
MAC (Physical Address), DHCP server, lease obtained/expires.
Plain ipconfig shows only basic IP, subnet, and gateway.
netstat shows active network connections. ping tests connectivity.
Q6. What is the purpose of the Windows Registry?
A. Store user passwords
B. Manage printer drivers only
C. Store configuration settings for Windows and installed applications
D. Log system events
Answer: C. Store configuration settings for Windows and installed applications
The Windows Registry is a hierarchical database storing configuration settings for the OS,
hardware, and applications.
Key hives: HKEY_LOCAL_MACHINE (system-wide settings), HKEY_CURRENT_USER (current
user settings).
Edited with regedit.exe — always back up before editing.
Q7. A technician needs to run a command prompt with full administrative privileges in Windows.
What is the correct method?
A. Double-click Command Prompt
B. Right-click Command Prompt > Run as administrator
C. Type 'admin cmd' in the search bar
D. Press Ctrl+Shift+Esc
Answer: B. Right-click Command Prompt > Run as administrator
To run CMD with admin rights: search for 'cmd' > right-click > Run as administrator.
This is required for system-level commands like sfc /scannow, diskpart, and netsh.
UAC (User Account Control) prompts will appear to confirm the elevation.
Core 2 (220-1102)
Operating Systems, Security, Software Troubleshooting & Operational Procedures
Exam Code: 220-1102 | 60 Questions & Verified Answers
Covers All Official Exam Objectives
,Domain 1: Operating Systems
Windows, macOS & Linux
Q1. A technician needs to view and end a process that is causing high CPU usage on a Windows
computer. Which built-in tool should they use?
A. Device Manager
B. Task Manager
C. Control Panel
D. Event Viewer
Answer: B. Task Manager
Task Manager (Ctrl+Shift+Esc or Ctrl+Alt+Del) shows running processes, CPU/memory/disk usage,
and allows you to end tasks.
Device Manager manages hardware drivers. Control Panel manages system settings. Event Viewer
shows system event logs.
Q2. Which Windows feature allows you to revert the system to a previous state without affecting
personal files?
A. Backup and Restore
B. System Restore
C. Reset this PC
D. File History
Answer: B. System Restore
System Restore creates and restores restore points — snapshots of Windows system files, registry,
and installed programs.
It does NOT affect personal files (documents, photos, etc.).
File History backs up personal files. Reset this PC reinstalls Windows.
Q3. What is the file system used by default on modern Windows NTFS volumes that supports file
permissions, encryption, and large file sizes?
A. FAT32
B. exFAT
C. NTFS
D. ext4
Answer: C. NTFS
NTFS (New Technology File System) is the default Windows file system supporting: file/folder
permissions, BitLocker encryption, file compression, journaling, and files >4GB.
FAT32 has a 4GB file size limit and no security features — used for flash drives.
exFAT is used for large flash drives. ext4 is the default Linux file system.
Q4. A user needs to change their IP address configuration on a Windows 10 machine. Which path
is correct?
A. Control Panel > Programs > Network
B. Settings > Network & Internet > Change adapter options > Properties > IPv4
, C. Device Manager > Network Adapters > IP Settings
D. Task Manager > Performance > Network
Answer: B. Settings > Network & Internet > Change adapter options > Properties > IPv4
To configure a static IP in Windows 10/11: Settings > Network & Internet > Status > Change
adapter options > right-click adapter > Properties > Internet Protocol Version 4 (TCP/IPv4) >
Properties.
You can also reach this through Control Panel > Network and Sharing Center > Change adapter
settings.
Q5. Which Windows command-line tool displays detailed IP configuration including MAC address,
DNS servers, and DHCP lease information?
A. ping
B. ipconfig
C. ipconfig /all
D. netstat
Answer: C. ipconfig /all
ipconfig /all displays full network configuration: IP address, subnet mask, gateway, DNS servers,
MAC (Physical Address), DHCP server, lease obtained/expires.
Plain ipconfig shows only basic IP, subnet, and gateway.
netstat shows active network connections. ping tests connectivity.
Q6. What is the purpose of the Windows Registry?
A. Store user passwords
B. Manage printer drivers only
C. Store configuration settings for Windows and installed applications
D. Log system events
Answer: C. Store configuration settings for Windows and installed applications
The Windows Registry is a hierarchical database storing configuration settings for the OS,
hardware, and applications.
Key hives: HKEY_LOCAL_MACHINE (system-wide settings), HKEY_CURRENT_USER (current
user settings).
Edited with regedit.exe — always back up before editing.
Q7. A technician needs to run a command prompt with full administrative privileges in Windows.
What is the correct method?
A. Double-click Command Prompt
B. Right-click Command Prompt > Run as administrator
C. Type 'admin cmd' in the search bar
D. Press Ctrl+Shift+Esc
Answer: B. Right-click Command Prompt > Run as administrator
To run CMD with admin rights: search for 'cmd' > right-click > Run as administrator.
This is required for system-level commands like sfc /scannow, diskpart, and netsh.
UAC (User Account Control) prompts will appear to confirm the elevation.
