Operating System (OS)
You can set the width taskbar area and different components in it

By right click and set width menu
If other toolbars are not enabled
If the applications are not opened
If the taskbar is not yet locked

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Operating System (OS)
What hole will allocates in "Worst-Fit" algorithm of memory management?

It allocates the largest hole from the available memory holes
It allocates the smaller hole than required memory hole
It allocates the smallest hole from the available memory holes
It allocates the exact same size memory hole

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