Operating System (OS) Semaphores synchronize critical resources to prevent deadlock synchronize critical resources to prevent contention are used for memory management None of these are used to do I/O synchronize critical resources to prevent deadlock synchronize critical resources to prevent contention are used for memory management None of these are used to do I/O ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What is the meaning of "Hibernate" in Windows XP/Windows 7? Shutdown the Computer without closing the running applications Restart the Computer in hibernate mode Shutdown the Computer terminating all the running applications Restart the Computer in safe mode Shutdown the Computer without closing the running applications Restart the Computer in hibernate mode Shutdown the Computer terminating all the running applications Restart the Computer in safe mode ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Taskbar is used for All of the listed here Navigation program Switching between program Start a program All of the listed here Navigation program Switching between program Start a program ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Internet Explorer is an access point for Word Wide Web All of above an Internet browser provided by Windows OS an access point for Word Wide Web All of above an Internet browser provided by Windows OS ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Boot startup process Clean up the computer memory Prepare the computer ready Loads system files to RAM Checks the computer connections Clean up the computer memory Prepare the computer ready Loads system files to RAM Checks the computer connections ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The register or main memory location which contains the effective address of the operand is known as pointer special location None of these indexed register scratch pad pointer special location None of these indexed register scratch pad ANSWER DOWNLOAD EXAMIANS APP