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Question:
a) The Systems Administrator of Acme Company performs the backup of the website database file every day at 15:50. The original file location is database.sql. The Administrator copies it to /mnt/sda1/backup/ folder. Provide an automated solution for this problem.
Assume that the system is running under Linux and that you have all the necessary tools installed.
b) A web developer wants to implement a Web server on his personal computer, so that his work is accessible on the internet. Given that the developer has the Following:
The developer wants his web server to run in Linux Environment, but still needs his Windows XP Operating systems for other administrative work.
1. Is it possible for the web developer to have two operating systems working simultaneously on his personal computer? Justify your answer.
2. Provide the steps the web developer should follow to set up his web server. Your answer should include any software packages used and necessary configurations made.
3. The Web developer notices that his IP changes each time he restarts his Router.
i. Why does this happen?
ii. What solution can be provided for this issue?
iii. Which Linux command would you use to verify the status of the web server, the database server and cron server?
Threats to information can include Deletion of a file or files. Corruption, caused either by hardware problems or by a bug in the software. Theft of company data
Q. Show a simplex Stop and Wait automatic repeat request? A simplex Stop and Wait ARQ - Normal Operation - Frame lost - Acknowledgement lost - Acknowledgement de
What is WDM? WDM is conceptually the similar as FDM, except that the multiplexing and demultiplexing includes light signals transmitted by fiber optics channel.
Q. What is Transmission Control Protocol? Transmission Control Protocol TCP Services - Stream delivery service Permits the sending process to deliver data as a stream
Explain what is digital certificate?
Can you describe circuit level gateway?
Recognize the command to show the status of the Frame Relay virtual circuit Ans) Router# show frame-relay pvc
Question: (a) What do you understand by the following terms related to LCDs: Reflective LCDs Backlit LCDs (b) By using an example, explain the main steps of the B
Discuss the interdependence of networking hardware and software. Is it possible to have one without the other? Explain
modern technology in world of 21 century
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