Operating System (OS) The LRU algorithm pages out pages that have been used recently pages out pages that have been least used recently pages out the first page in a given area pages out pages that have not been used recently None of these pages out pages that have been used recently pages out pages that have been least used recently pages out the first page in a given area pages out pages that have not been used recently None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Indicate which is a pre-emptive scheduling algorithm None of these Round-robin Priority-based Shortest-job-next All of these None of these Round-robin Priority-based Shortest-job-next All of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The most common security failure is insufficient technology used to prevent breaches depending on passwords None of these too much emphasis on preventing physical access carelessness by users insufficient technology used to prevent breaches depending on passwords None of these too much emphasis on preventing physical access carelessness by users ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Operating system manages I / O Devices Memory Processor All of the listed here I / O Devices Memory Processor All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The core of operating system is: Command.com None of these Unix Kernel Command.com None of these Unix Kernel ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What do you mean by dialog box? All of these Set of controls Interactive message box Group of options All of these Set of controls Interactive message box Group of options ANSWER DOWNLOAD EXAMIANS APP
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