Operating Syste...

In the disk, swap space is used to _______

Which of the following statements are True?

I. In many-to-one model, the entire process will block if a thread makes a blocking system call.

II. Many-to-one model provides more concurrency than one-to-one model.

III. In many-to-one model, the overhead of creating kernel threads can burden the performance of an application.

Consider a FAT based file system. On a disk of 750 GB, the FAT file system is stored, the data block size is 25000 bytes. The total overhead in each entry is 10 bytes in size. The maximum size of a file that can be stored on this disk is ________ MB

Consider the Unix i-node which uses 12 direct DBAs, 1 single indirect, 1 double indirect, 1 triple indirect. The disk block address requires 32 bits and disk block size is 1 KB. What is the maximum file size?

Consider the below given code in which integer k is initialize to 0 

while(k != 11)

{

k++;

if(k%5 == 0)

continue;

fork();

}

What is the total number of process created?