Operating System (OS) How can you optimize performance of your computer? Scan for virus All of above Defrag disk Delete unused files Scan for virus All of above Defrag disk Delete unused files ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) ....... are specially designed computer chips that reside inside other devices, such as your car or electric thermostat Robotic computer Mainframes Server Embedded computer Robotic computer Mainframes Server Embedded computer ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is not the user file extension? .ppt .xls .sys .doc .ppt .xls .sys .doc ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The memory which allocates space for DOS and application is called Cache memory Expanded memory Virtual memory Conventional memory Cache memory Expanded memory Virtual memory Conventional memory ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The dispatcher is always small and simple never changes task priorities None of these puts tasks in I/O wait actually schedules the tasks into the processor is always small and simple never changes task priorities None of these puts tasks in I/O wait actually schedules the tasks into the processor ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What is the initial value of the semaphore to allow only one of the many processes to enter their critical section? 8 16 1 None of these 8 16 1 None of these ANSWER DOWNLOAD EXAMIANS APP
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