You have a computer that runs Windows Vista.
The computer has one partition and 1 GB of RAM.
You need to upgrade the computer to Windows 7.
What should you do?

A.
Add 1 GB of RAM.

B.
Create a second partition.

C.
Disable User Account Control (UAC).

D.
Install Windows Vista Service pack 2 (SP2).

Explanation:
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You should keep the following in mind prior to and during the upgrade from Windows Vista to Windows 7:
Perform a full backup of the computer running Windows Vista prior to performing the installation. Thatway,
if things go wrong, you can do a full restore back to Windows Vista.
You must ensure that Windows Vista has Service Pack 1 or later installed before you can upgrade it to
Windows 7.
Ensure that you have the Windows 7 product key prior to the upgrade.
You cannot upgrade between processor architectures.An x86 version of Windows Vista cannot be
upgraded to an x64 version of Windows 7, and vice versa.
You can upgrade only to an equivalent or higher edition of Windows 7. You can upgrade Windows Vista
Home Premium to Windows 7 Home Premium, Professional, Enterprise, or Ultimate, but not to Windows 7
Starter. Windows 7 Professional is equivalent to Windows Vista Business.
Ensure that there is at least 10 GB of free disk space on the Windows Vista volume prior to attemptingthe
upgrade.
Requirements:
Windows 7 Home Premium, Professional, Ultimate, and Enterpriseeditions have the following minimum
hardware requirements:
1 GHz 32-bit (x86) or 64-bit (x64) processor
1 GB of system memory
A 40-GB hard disk drive (traditional or SSD) with at least 15 GB of available space
A graphics adapter that supports DirectX 9 graphics, has a Windows Display Driver Model (WDDM) driver,
Pixel Shader 2.0 hardware, and 32 bits per pixel and a minimum of 128 MB graphics memory