Operating System (OS) Dial up connection allows you to Connect ISP Server Internet All of above Connect ISP Server Internet All of above ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The memory allocation scheme subject to "external" fragmentation is swapping pure demand paging None of these multiple contiguous fixed partitions segmentation swapping pure demand paging None of these multiple contiguous fixed partitions segmentation 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? 1 16 8 None of these 1 16 8 None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The memory which allocates space for DOS and application is called Virtual memory Cache memory Conventional memory Expanded memory Virtual memory Cache memory Conventional memory Expanded memory ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Who is called a supervisor of computer activity ? Operating system I / O Devices Control unit Memory Operating system I / O Devices Control unit Memory ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) System maintenance: is not required if the system is well written always requires several programs None of these is necessary on all systems, regardless of how good is usually not necessary is not required if the system is well written always requires several programs None of these is necessary on all systems, regardless of how good is usually not necessary ANSWER DOWNLOAD EXAMIANS APP