Hi teacher, can u help me answer all the question? If your answer is true I will upvote you m Q1 File management function of the operating system includes i. File creation and deletion ii. Disk scheduling ii. Directory creation iv. Mapping file in secondary storage Select one: O Ali, ili and iv only O B. i, i and iv only OC. All i, ii, iii and iv OD. i, ii and ili only Q2 Which of the following statement(s) is(are) TRUE about the FAT file system? 1 They are used in the old MS/DOS operating system II. They utilize the sequential file allocation method. The FAT file system is used only for 16 bit OS. In FAT, adding a new block can be done by inserting it in the middle of the existing blocks. Ill. Select one: O A Tonly OB. I and IV only OC. Il and Ill only OD. None of the above are TRUE OEL, II, III and IV Which statement(s) below is(are) TRUE about critical section (CS) 1. CS is the data area which can only be accessed by a process at a time. II. Any CS solution must fulfil mutual exclusion requirement. III. Any CS solution must not allow no progress condition to happen IV. CS section control is also important when a single process and a single thread is involved. Select one: O AI and III only OB. I, II, III and IV only OC I, II and III only D. Handll only OE. None of the above. Which of the following statement(s) describe DMA transfer correctly? 1. 1/0 transfer using DMA removes the need for interrupt to CPU over all until O interrupt is required to CPU II. DMA takes over the bus during 1/0 transfer operation from CPU until all data transferred than CPU will be acknowledged and bus control released. III. DMA will involve a DMA device driver to interact on behalf of the OS with the CPU. IV. DNA operation is controlled by a DMA controller. Select one: O AI and II only OB. I, II and II only OC II and IV only OD. I, II, III and IV OE. None