A synthetic full backup combines the last full backup with subsequent incremental backups to create a new full backup without re-reading data from the source system. This method significantly reduces the backup window and network impact. It is especially useful when traditional full backups are too time-consuming.
A). Changing the backup window only shifts timing, not duration.
B). Incremental weekly backups would lack a proper full recovery point and aren ' t ideal alone.
C). Storage space isn ' t the bottleneck in backup speed-it's read/write operations and network load.
Reference:
CompTIA A+ 220-1102 Objective 4.2: Summarize backup and recovery concepts.
Study Guide Section: Backup types - full, incremental, differential, and synthetic backups

Screensaver lockshelp protect unattended workstations.
BIOS passwordsprevent unauthorized changes at startup or during boot.
FromQUENTIN DOCTER - COMPTIA A+ COMPLETE study GUIDE:
"Applying a BIOS password adds a pre-boot security layer. Screensaver locks help protect logged-in sessions during idle times."

Multifactor authentication (MFA) is considered one of the most effective security measures for cloud environments. It requires users to verify their identity using two or more factors (e.g., password + phone app code), making it significantly harder for external attackers to gain access, even if the primary password is compromised.
B). Encryption is important for data protection but doesn't prevent unauthorized logins.
C). Backups protect against data loss but don't stop breaches.
D). Strong passwords are helpful but can still be phished or cracked - MFA adds a critical extra layer.
Reference:
CompTIA A+ 220-1102 Objective 2.2: Compare and contrast authentication technologies.
Study Guide Section: Cloud security best practices - MFA and access control

Adding ten high-end graphics/animation desktops can dramatically increase the electrical load on the room's existing circuits. High-performance CPUs and GPUs draw substantially more wattage than typical office PCs, and that wattage translates into higher current (amperage) on the circuit. Mike Meyers' Lab Manual explains the relationship V × A = W and warns that wiring and circuits have amperage ratings; pushing too much current can overheat wiring and trigger safety devices. It also explains that circuit breakers are rated for a specified amperage and will open (trip) when overloaded to prevent overheating and damage. Therefore, before deployment, the technician should calculate expected power draw per system and ensure the desktops are distributed across sufficient circuits (or that electrical upgrades are made) to avoid repeated breaker trips, overheating risks, and downtime. While temperature and humidity matter for environmental control, the question is specifically about introducing multiple power-hungry workstations, making circuit power consumption the most critical planning factor for safe, stable operation. This aligns with A+ operational
/environmental concepts around proper power handling and avoiding overload conditions.
References: Quentin Docter - CompTIA A+ Complete Study Guide (Safety/Environmental concerns; power- handling focus); Travis Everett & Andrew Hutz - CompTIA A+ All-in-One Exam Guide (V×A=W; circuit breaker behavior under overload); Mark Soper - Mike Meyers' A+ Lab Manual (amperage ratings; circuit breakers trip when overloaded)

In Windows, accessibility tools such as speech recognition are found under the Ease of Access settings. This section includes options for users who require assistive technologies, including screen readers, magnifiers, and voice control interfaces like speech recognition. Setting up speech recognition allows users to control the system and input text using voice commands.
A). Time and Language is for setting regional preferences and language packs.
B). Personalization adjusts themes, backgrounds, and colors.
C). System includes display, storage, notifications, and power settings, but not accessibility tools.
Reference:
CompTIA A+ 220-1102 Objective 1.3: Given a scenario, use appropriate Microsoft operating system features and tools.
Study Guide Section: Accessibility tools and system configuration