08 Jun What are the operations on a file that a file management system
Question
a) 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 Interrupts
a) What is an interrupt vector? b) What is polling used for? c) What are the disadvantages
of polling?
Question 3 (10PT) Image and memory
A 1024 x 768 image is displayed, non interlaced, at a rate of 30 frames per second
a) How many video memory is required to store the picture as truce color image at 3 bytes
per pixel?
b) What is the transfer rate, in bytes per second, required to move the pixels from video
memory to the screen for the true color image?
Question 4 (10PT) Image and memory
a) Research and describe 4 different Biometric Modalities to include two physical
modalities and two behavioral modalities.
b) Based on your research what modality is one of most accurate?
Question 6 (10PT) Operating Systems
Explain the differences between multiprogramming , multiuser, and
multiprocessing (Ch15)
Question 5 (20PT) Storage
A) What are the advantage and disadvantages of contiguous storage?
B) What are the advantages of partitioning a disk, rather than using the entire
disk 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 contains
all related information about the process, what are the typical elements that you may find in the
PCB?
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