Operating System (OS) Block caches or buffer caches are used None of these to increase the capacity of the main memory to improve disk performance to speed up main memory read operation to handle interrupts None of these to increase the capacity of the main memory to improve disk performance to speed up main memory read operation to handle interrupts ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Operating system is All of these A collection of software routines None of these A collection of input-output devices A collection of hardware components All of these A collection of software routines None of these A collection of input-output devices A collection of hardware components ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Windows can run All of above Four applications only One application only Two applications only All of above Four applications only One application only Two applications only ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which windows features can be accessed from the start menu ? Help All of the listed here Microsoft network Windows Explorer Help All of the listed here Microsoft network Windows Explorer ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following appear in Windows menu bar? Help Edit File All of above Help Edit File All of above ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The most common systems security method is encryption passwords firewall None of these All of these encryption passwords firewall None of these All of these ANSWER DOWNLOAD EXAMIANS APP
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