CompTIA A+ Essentials (2009) Set 9

1.

Which of the following describes the random access memory limitations with Vista 64-bit operating system?

2GB 4GB 8GB 128GB

2.

A user's OS has become corrupt, and the user would like to restore the PC back to when they first bought the machine. Which of the following would be the BEST choice?

Factory Recovery Partition Use Safe Mode Last Known Good Configuration Purchase a copy of the original OS

3.

A laser printer has an error `tray two paper jam' but tray two does not have any paper in it. Which of the following should the technician do FIRST?

Replace the tray two paper sensor and run the printer self test. Remove the tray two paper sensor and clean the printhead. Check the tray two paper sensors for blockage and run the printer self test. Check the tray two paper rollers for blockage, clean the printhead, and run the printer self test.

4.

A user explains that after the office was vacuumed the previous night their sound is not working and they cannot get onto the network. The user has verified that all of the PC's cables are plugged into their respective ports. Which of the following is the MOST likely cause?

Frayed or broken cables UPS is unplugged NIC and sound card are disabled in Device Manager Speakers are muted

5.

A technician needs to upgrade the memory in a laptop. Which of the following memory types would be the correct type?

RIMM DDR RAM SDRAM SODIMM

6.

After hardware upgrades have been installed, the technician boots the computer system. No display output is observed but a beeping is heard from the computer. Which of the following is the MOST likely issue?

Hard drive cables are not connected. BIOS chips are not seated properly. The power supply is not functioning. Video card is not seated properly.

7.

Which of the following safety procedures is the BEST when lifting heavy equipment onto a repair bench?

The technician should always bend at the waist and lift with their arms. The technician should seek assistance from an available customer. The technician should always bend at the waist and lift with their back. The technician should get assistance from another technician.

8.

A dry cleaner is having issues with their computer overheating. Which of the following preventive maintenance techniques would be the BEST short-term resolution to the problem?

Update the firmware on the machine to accommodate for higher temperatures. Use Disk Cleanup and Defrag to keep the machine from working as hard. Use a can of compressed air to clean out blocked ventilation. Relocate the machine to a cooler part of the building.

9.

A Denial of Service (DoS) attack is:

an attempt to bring down a website or other online service. a prank where someone sends an unauthorized e-mail attempting to close a user's e-mail account. stealing a user's identity and making changes to their accounts.

an attempt to change a user's password to prevent access to a service by repeatedly guessing the user's information.

10.

Which of the following BEST describes the purpose of user account control (UAC) in Windows Vista?

UAC ensures that standard users cannot access the files and folders of administrative users. UAC allows a computer administrator to add new user accounts to the system, configure passwords and settings for existing users, or remove existing useraccounts. UAC ensures that viruses and other malware cannot infect the computer, eliminating the need for third- party antivirus solutions. UAC ensures that important changes cannot be made to Windows Vista without the permission of a computer administrator.

CompTIA A+ Essentials (2009) Set 9

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CompTIA A+ Essentials (2009) Set 9

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