A+ Certification Challenge

What is the operating system responsible for managing 

• The word processing software available for use. 
• The presentation software available for use.
• The browser used for internet browsing
• The hardware and software resources of the system. 

If you had four identical drives, which of these RAID types would provide both redundancy and the most available storage space for your data?

• RAID 0

• RAID 1

• RAID 5

• RAID 1 + 0

You have just purchased a new dual-core PC, but when you look at the Windows Task Manager's Performance tab, you see usage statistics for four CPUs. What would be the most likely cause of this difference?

• Dual-core CPUs appear as four separate CPUs in Windows

• The dual-core CPUs are using HTT

• The new computer uses dual-channel memory

• Windows Task Manager is improperly configured

What is one of the fundamental characteristics of parity memory?

• Parity memory identifies and corrects errors on the fly

• Parity memory will retry memory transactions until zero errors are identified

• Parity memory can be used on any computer

• Parity memory uses an additional bit to identify errors

What software is responsible for starting your computer when power is applied?

• MBR

• NTLDR

• OS Kernel

• BIOS

What type of voltages would you commonly expect to find on motherboard's power supply connector?

• 120V AC

• 12V DC, 5V DC, 3.3V DC

• 12V AC, 5V AC, 3.3V AC

• 120V DC

Which of these interface types would you expect to find in a laptop computer?

• Mini PCI

• DIMM

• AGP

• PCI-X

What 15-pin connector is commonly used to transmit video?

• RCA

• VGA

• DVI

• HDMI

What memory type is often used as L1 cache memory?

• SRAM

• DRAM

• SDRAM

• RDRAM

How does a thermal printer display information on a printed page?

• The printer uses heat and pressure to "fuse" the image to the paper

• A heated print head pulls a small bubble of ink from an ink cartridge

• A small set of pins are heated and pressed onto the page

• Special paper is heated until it changes color

• A set of colored ink rolls are heated until the colors transfer to the paper