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Question 1:
(a) In the context of an information system, distinguish and relate among the terms: data, information and decision-making.
(b) Describe at least two challenges that can be faced in the harnessing of Information Systems in an organization.
(c) Briefly describe the features of a transaction Processing System
(d) With the help of an example explain the following terms: Field, Record, File and Database.
Question 2:
(a) What are challenges of electronic commerce/business
(b) List the major components of ICT Infrastructure
(c) Is there any choice left for organisations not to adopt Information Systems? If not, why?
(d) Elaborate on the major steps in the information system development process
LRC - Performance Detects every burst errors up to length n (number of columns) If two bits in one data unit are damaged as well as two bits in exactly same positions
State the congestion avoidance process Notifies the source that congestion avoidance process should be initiated where applicable for traffic in the opposite direction of the r
What is the difference among flow control and error control? Ans) Flow control: adjust and confirm data flow rate for successful transmission. Error Control: a method to
Hold-Down Timers - Routers ignore network update information for a number of periods.
Suppose a small company wants to develop a computer network of 18 computers in its main office. Due to limited resources the company wants a network architecture where a single com
Question 1 Write short notes on Reserved IP addresses and Special use IP addresses 2 Explain about the packet switching mechanism based on Virtual Circuit 3 Explain about
What is ARCNet? The Attached Resource Computer Network (ARCNet) standard was formed in 1977 at the Data Point Corporation by a scientist - John Murphy. ARCNet uses the toke
Electronic Cheques Another mechanism for Internet payment is electronic cheques. With electronic cheques, the payer (either an individual consumer or a business) instructs his
Q. Show the Subnetting process? Subnetting (cont) Subnetting creates an intermediary level of hierarchy IP datagram routing then involves three steps: delivery t
How do packets and timers in EIGRP work?
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