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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
Describe the contents of a Process Control Block (PCB). Process Control Block (PCB): All processes are represented in the operating system by a task control block or a proces
Ring This is a easy linear array where the end nodes are connected. It is equivalent to a engage with wrap around connections. The data transmit in a ring is normally one dire
Explain the Main characteristics of semiconductor memory Memory, with regard to computers, most commonly signifies to semiconductor devices whose contents can be accessed (whic
Explain about the Biometrics This includes obtaining data and identifying characteristics automatically in security systems e.g. use of palm prints, finger prints, facial ima
The performance instrumentation states on how to efficiently gather information about the computation of the parallel computer. The process of instrumentation mainly attempts to ca
Digital versatile disk (DVD) This is an optical system for storing data. It's similar to CD though typically can hold 4.7 Gbyte of data compared to only 700 MB of data on a CD.
Q. Define COM Programs? A COM (Command) program is binary image of a machine language program. It is loaded in memory at the lowest available segment address. Program code star
DUPLICATING PROCESSES : As we mentioned earlier duplicating is a process whereby a master copy is prepared from which a large number of other copies are obtained with the help of
design a sequential circuit that continuously computes the function 2X + 3 or 3X + 1 where the variable X is a three-bit unsigned integer available on a serial interface. A special
Using Information in Information System Information Systems can be thought of as being useful at three levels: The detail level where information is used to carry out disc
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