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Problem 1
a) Give three reasons why connecting peripherals directly to the system bus are not a good practice.
b) Name five categories in which the major functions on requirements for an I/O module fall.
c) Differentiate between RAID 0 and RAID 1.
d) Provide two advantages and one disadvantage of CD-ROM compared with traditional magnetic disks
Problem 2
a) An Operating System will be thought of as having two objectives or performing two functions. Name and provide a small description of these two functions.
b) Differentiate between "Setup Time" and "Scheduling".
c) Name five services typically given by an Operating System.
d) Briefly explain the following two hardware features:
(i) Privileged Instructions(ii) Memory Protection
Q. Characteristics of Magnetic disk? Tracks and Sectors: Disk is divided in concentric rings known as tracks. Thus a track is one complete rotation of disk underneath read/wr
Explain the Modularity of Object oriented analysis Modularity is closely attached to encapsulation; you may think of it as a way of mapping encapsulated abstractions into phys
What is object orientation? Object orientation means that we classify software as a collection of discrete objects that incorporate with together DS and behaviour. Four aspe
A field containing quantity amounts (data type QUAN) must be assigned to a reference table and a reference field. Explain? As a reference table, a system table having all the v
program in c
Q. Reduce following to minimum literals and derive their complements. 1. [(AB)'A][(AB)'B] 2. ABC(ABC' + AB'C + A'BC) 3. (A+C+D) (A+C+D') (A+C'+D)(A+D')
So far we have considered the problems of poor ID in terms of the loss of productivity and efficiency to business. There is another important aspect to consider: the issue of safet
Computer have many type of memory like primary memory , Auxiliary memory , Cache memory , buffer memory ,virtual memory , The work of all memory heterogeneously primary memory
Constant Voltage Sources An ideal constant voltage source maintains a given voltage across its load regardless of the current drawn from it .Most 'every-day' power supplies a
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