<span>Regsvr32.exe/u will unregister a component when run. Regsvr32.exe/u is a utility tool that is installed on Windows Xp or later versions of Windows. It has a 32-bit version and 64-bit version which can be found in the system root folder on a computer. It is capable of unregistering servers.</span>
The answer is B; Draw a text box and enter text
By default, we add text to a PowerPoint slide by typing it directly into a placeholder. However, you can use a text box to enter text into a blank slide or outside the placeholders. To add text on a blank slide click on the insert menu and select the Text box option. Click and hold down your mouse button while you drag the mouse. You will then clink inside the text box and starting typing.
That would be a star network. A star network isn't necessarily shaped like a star, of course, but like you mention this topology has a central device, usually a server of some sorts, and then many different endpoints coming out of that central device, such as the client computers for the server.
<span>A chess-playing computer program that routinely calculates all possible outcomes of all possible game moves best illustrates problem solving by means of </span>brute force.