What are the operations on a file that a file management system

QUESTION

 Question 1 (10) FILE Managementa) What are the operations on a file that a file management system can perform?b) What are the ways in which to access the data on a file?Question 2 (10PT) the Interruptsa) What is an interrupt vector? b) What is polling used for? c) What are the disadvantagesof polling?Question 3 (10PT) Image and memoryA 1024 x 768 image is displayed, non ­interlaced, at a rate of 30 frames per seconda) How many video memory is required to store the picture as truce color image at 3 bytesper pixel?b) What is the transfer rate, in bytes per second, required to move the pixels from videomemory to the screen for the true color image?Question 4 (10PT) Image and memorya) Research and describe 4 different Biometric Modalities to include two physicalmodalities and two behavioral modalities.b) Based on your research what modality is one of most accurate?Question 6 (10PT) Operating SystemsExplain the differences between multiprogramming , multiuser, andmultiprocessing (Ch15)Question 5 (20PT) StorageA) What are the advantage and disadvantages of contiguous storage?B) What are the advantages of partitioning a disk, rather than using the entiredisk as a partition?C) What does it mean to mount disk?D) Disk Striping with Parity corresponds to which RAID level?Question 7(10PT) Process Control Block (PCB) is a block of data for each process that containsall related information about the process, what are the typical elements that you may find in thePCB?

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