Operating System (OS) The shortcut key to open a task manager is: Alt + Tab Alt + F1 F1 Alt + Ctrl + Delete Alt + Tab Alt + F1 F1 Alt + Ctrl + Delete ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which is the layer of a computer system between the hardware and the user program Operating environment System environment Operating system None Operating environment System environment Operating system None ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) When you open my computer on desktop you see the information of Hard disk Removable disk CD All of these Hard disk Removable disk CD All of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In a folder, which of the following key is used to rename the file or folder F4 F2 F7 F3 F4 F2 F7 F3 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Information in a memory that is no longer valid or wanted is known as volatile surplus garbage non-volatile None of these volatile surplus garbage non-volatile None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following concept is best to preventing page faults ? Hit ratios Paging Address location resolution The working set Hit ratios Paging Address location resolution The working set ANSWER DOWNLOAD EXAMIANS APP
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