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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
Explain in detail about Touch screens For people who can't use a keyboard allowing input; also helps people with learning difficulties since icons are easier to understand
Q. Hard and Soft Real Time Systems? Hard Real Time Systems that guarantee critical tasks are completed on time. Soft Real Time Systems that are less restrictive type o
Electrically erasable programmable read only memory (EEPROM) An EEPROM is a special type of PROM which can be erased by exposing it to an electrical charge. Like other kinds of
FDDI (Fiber Distributed Data Interconnect) is an example of? Fiber Distributed Data Interconnect is an illustration of token ring.
Explain SNMP (simple network management protocol). Once SNMP is used the management station sends a request to an agent asking this for commanding or information this to update
The Standard C Library function is removing. (This is thus one of the few questions in this section for which the answer is not ''It's system-dependent.'') On older, pre-ANSI Unix
In a two stage network there are 512 inlets and outlets, r=s=24. If the probability that a given inlet is active is 0.8, calculate: Switching capacity Given: N =M =512, α
What is WAP? WAP is stands for Wireless Application Protocol. It is a global, open standard which gives mobile users access to Internet services by handled devices. Wireless A
describe the action by thread library to context switch between user level threads
What is Inheritance? Inheritance is the method of deriving a feature of super class into sub class. Every sub class inherits the attributes, operations and association of its s
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