What are the two main Windows configuration interfaces tested on CompTIA A+?

Control Panel (legacy interface) and Settings app (modern interface starting Windows 10)

Which Control Panel applet manages hardware drivers and views resource conflicts?

Device Manager

True or False: Standard users can install software and modify system settings.

False. Standard users can run applications and change personal settings but cannot install software or modify system settings.

What does the command msinfo32.exe display?

Detailed hardware, components, and software environment information without opening Device Manager

Which registry hive stores current user settings: HKLM, HKCU, or HKCR?

HKCU (HKEY_CURRENT_USER)

Fill in the blank: _____ keeps RAM powered for quick resume while _____ saves RAM to disk.

Sleep (S3), Hibernate (S4)

A user reports desktop shortcuts reset after each login. What is the most likely cause?
A) Corrupt user profile
B) Network timeout
C) Disk failure
D) Power settings

A) Corrupt user profile

What accessibility feature enlarges portions of the screen for better visibility?

Magnifier (launched with Windows++ plus key)

Which startup type prevents automatic service starting but allows manual activation?

Manual startup type

True or False: High Performance power plan is enabled by default in Windows.

False. Default plans are Balanced and Power Saver. High Performance may need to be enabled.

What command displays complete TCP/IP configuration including MAC address and DNS servers?

Ipconfig /all

Which technology controls corporate apps without managing the entire personal device?

Mobile Application Management (MAM)

Fill in the blank: _____ synchronizes email, calendar, and contacts between mobile devices and Exchange servers.

ActiveSync

In macOS, which feature provides full disk encryption?

FileVault

What are the five main Windows registry hives?

HKCR, HKCU, HKLM, HKU, HKCC (Classes Root, Current User, Local Machine, Users, Current Config)

A computer takes 10 minutes to reach login screen. What tool helps diagnose startup issues?
A) Device Manager
B) msconfig.exe
C) Registry Editor
D) Disk Management

B) msconfig.exe

Which UAC setting provides the best security-usability balance for business workstations?

Notify me only when apps try to make changes (default setting)

True or False: Linux user account information is stored in /etc/shadow.

False. User account information is in /etc/passwd, encrypted passwords are in /etc/shadow.

What does Filter Keys accessibility feature do?

Ignores brief or repeated keystrokes (enabled by holding right Shift eight seconds)

Fill in the blank: The _____ file in Linux contains DNS server configuration.

/etc/resolv.conf

Which Safe Boot option includes network drivers for troubleshooting connectivity issues?

Safe boot: Network

A macOS user cannot connect to corporate Wi-Fi despite correct password. What should you check first?
A) Router settings
B) Keychain Access entries
C) Firewall rules
D) Time Machine backup

B) Keychain Access entries

What Linux commands create and delete user accounts respectively?

Useradd (create user), userdel (delete user)

True or False: Hybrid Sleep combines sleep and hibernate by saving RAM to disk then entering sleep.

True. Hybrid Sleep saves RAM contents to disk then enters sleep mode for faster recovery.

Which Windows utility provides real-time CPU, memory, disk, and network monitoring by process?

Resource Monitor (resmon.exe)

Fill in the blank: The _____ group in Windows allows remote desktop connections without full administrative rights.

Remote Desktop Users

What is the quickest method to restore accidentally deleted files using Time Machine?

Enter Time Machine from Finder and navigate to previous day snapshot

Which package manager is used in Red Hat/CentOS newer versions: yum or dnf?

Dnf (newer versions use dnf, older versions used yum)