FC0-U51 Online Practice Questions and Answers

Correct Answer: B

Correct Answer: B

Correct Answer: C

Correct Answer: D

Correct Answer: D

Correct Answer: CEF

Correct Answer: B

Correct Answer: ABD

These are the type of Random Access Memory: DRAM EDO RAM SRAM VRAM What is the function of DRAM? Hide Dynamic Random Access Memory (DRAM) is used as the primary memory for computers and workstations. It requires having its storage cells refreshed or given a new electronic charge every few milliseconds. What is an EDO RAM? Hide EDO RAM stands for Extended Data Out RAM. It is a type of memory, which improves performance of the computer by eliminating memory wait states. What is the function of SRAM? Hide Static Random Access Memory (SRAM) is used for a computer's cache memory and as part of the random access memory digital-to-analog converter on a video card. Unlike DRAM, SRAM does not have to be periodically refreshed. SRAM retains data bits in its memory as long as power is being supplied. SRAM is significantly faster and more expensive than DRAM. What is VRAM? Hide VRAM, also known as Video RAM, is used to store image data for processing by the video adapter. It is the memory that stores information about the pictures that display on the monitor screen. Answer option E is incorrect. There is no RAM such as NRAM.

Correct Answer: A

The 3.5 inches SATA hard disk is used for the Desktop computers. The Serial ATA (SATA) computer bus is a storage-interface for connecting host bus adapters to mass storage devices such as hard disk drives and optical drives. SATA

offers several compelling advantages over the older parallel ATA (PATA) interface, such as reduced cable-bulk and cost, faster and more efficient data transfer, full duplex, and hot swapping. It is designed to replace the older ATA (AT

Attachment) standard (Parallel ATA). All SATA devices support hot plugging and hot swapping. SATA supports Native Command Queuing (NCQ) for enhanced performance.

Answer options C and D are incorrect. The 1.8 inches and 2.5 inches hard disk drives are used in laptops.

Answer option B is incorrect. There is no such size of SATA hard disk drive as 6.2 inches. Reference: "http://en.wikipedia.org/wiki/Serial_ATA"

Correct Answer: D

You will have to first upgrade to Windows XP home, and then to Vista Home. Answer option C is incorrect. Windows 98 cannot be directly upgraded to Windows Vista. Answer option B is incorrect. Windows XP professional cannot be upgraded to Windows Vista Home Basic, but it can be upgraded to Windows Vista Business or Ultimate. Answer option A is incorrect. Windows 2000 cannot be upgraded to Windows Vista. Reference: http://support.microsoft.com/kb/931225