CompTIA A+ Practice Test 1002 (Questions Answers) 2023

A. U.S. outlets run at 120 V.

D. An ATX12V power supply P1 connector provides 3.3, 5, and 12 volts to the motherboard.

C. Better video cards require one or two 6- or 8-pin PCIe connectors.

C. The P4 connector goes into the motherboard to support more power-hungry chips.

B. A Molex connector’s red wires should be at 5 volts; the yellow wire should be at 12 volts.

B. The standard PC power supply configuration has three primary voltage rails, one each for 12-volt, 5-volt, and 3.3-volt connectors.

D. The soft power feature of ATX systems prevents a user from turning off a system before the operating system has been shut down.

SATA power connectors have 15 pins.

A. DC has polarity. The red lead should always touch the hot wire; the black lead should touch a ground wire.

C. Both A and B are correct reasons. Keeping the slots covered helps keep a good airflow in your case and keeps the dust and smoke away from all those sensitive internal components

B. Modern versions of Windows can use FAT32, and NTFS for hard drives, and exFAT for removable flash-media drives.

C. The four possible entries in a file allocation table are an end-of-file marker, a bad-block marker, code indicating the cluster is available, and the number of the cluster where the next part of the file is stored.

B. Windows uses the Disk Management console to partition and format a drive.

C. Because NTFS views individual files and folders as objects, it can provide security for those objects through an Access Control List.

D. Error checking is used to check a drive for errors.

D. To make your files unreadable by others, use encryption.

B. You can effectively expand the capacity of an NTFS drive by installing a second drive and mounting it to a folder on the original smaller NTFS drive.

A. RAID 5 requires three same-sized volumes

B, C. Both GPT and dynamic disk partitioning schemes enable the creation of more than four partitions or volumes on a single hard drive.

B. Modern versions of Windows can use FAT32, and NTFS for hard drives, and exFAT for removable flash-media drives.

C. The four possible entries in a file allocation table are an end-of-file marker, a bad-block marker, code indicating the cluster is available, and the number of the cluster where the next part of the file is stored.

B. Windows uses the Disk Management console to partition and format a drive.

C. Because NTFS views individual files and folders as objects, it can provide security for those objects through an Access Control List.

D. Error checking is used to check a drive for errors

D. To make your files unreadable by others, use encryption

B. You can effectively expand the capacity of an NTFS drive by installing a second drive and mounting it to a folder on the original smaller NTFS drive.

B, C. Both GPT and dynamic disk partitioning schemes enable the creation of more than four partitions or volumes on a single hard drive

B. A two-way mirror space efficiently and effectively uses two drives for resilience and performance. A simple space offers no resiliency; the other options require three or more drives.

C. The Preboot Execution Environment, or PXE, enables installation of Windows over a network.

C. An OS added to an existing OS creates a multiboot system

B. If you do not complete the activation process for Windows 7, the computer will work fine for 30 days and then Windows will be disabled.

D. If Windows locks up during the installation, you should unplug the computer and restart the installation process.

C. A service pack is a combination of many updates and fixes in Windows.

C. Run the Windows Easy Transfer tool to move all her Windows 7 personal files and familiar settings, like her desktop, to the new Windows 10 computer.

C. On Windows machines, bootmgr is used to boot the operating system.

B. The tasklist command opens the command-line version of the Task Manager.

B, C. To track resource usage in Performance Monitor, you need to configure objects and counters.

A, C. The Registry’s root keys are further organized into subkeys and values.

A. The system’s non-user-specific configurations are stored in the HKEY_LOCAL_MACHINE root key of the Registry.

C. When booting Windows, the BIOS looks for the MBR, which finds the boot code to launch the OS.

A. From the command prompt, you use regedit to open the Registry Editor

A. The Task Manager is the tool you need to use to force a program to close in Windows. The easiest way to access the tool is to press CTRLSHIFT-ESC simultaneously.

C. Resource Monitor organizes everything by PID (process ID) number. Using PIDs often can facilitate diagnosis of problems, because tracking a four-digit number is much easier than remembering a text string.

D. The Windows 7 Task Manager featured the End Process Tree option to close a program and all associated programs running with it. You’ll find the option on the Details tab in Windows 8/8.1/10.

D. Authorization through NTFS defines resources a user may access and what he or she can do with those resources.

D. Of the choices listed, oddvr88* would be the best password; it has a non-alphanumeric character, which makes it more difficult for a hacker to crack.

D. BitLocker Drive Encryption enables you to encrypt an entire drive, including files and folders belonging to other users.

D. The User Account Control feature in Windows 7 provides a consent prompt for standard users to enter administrator credentials to accomplish various tasks normally reserved for the Administrators group.