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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?
Selective Repeat (SR) Selective repeats is a connection oriented protocols in which transmitter and receiver have a window of sequence numbers. SR scheme avoids the unne
DLCI stands for Data Link Connection Identifier. It identifies the local PVC.
Q. Electrical Characteristics of 9-Pin RS232 Connector? Electrical Characteristics - Single-ended One wire per signal and voltage levels are with respect to s
What is Error Detection? What are its methods? Data can be corrupted during transmission. For reliable communication errors must be deducted and corrected. Error Detection uses
Define Routing? The process of determining systematically hoe to forward messages toward the destination nodes based on its address is known as routing.
Write an HTML program segment that contains hypertext links from one document to another.
TA is the standard ISDN term for a native ISDN modem
a) Which of the well-known Internet applications uses a separate TCP connection for control? b) The separate control connection as in (a) above is an example of control (sig
In order to limit the quantity of numbers that a system administrator has to enter, Cisco can use which abbreviation to show 0.0.0.0? Ans) Cisco uses host to state 0.0.0.0. Thi
What is WDM? WDM is conceptually the similar as FDM, except that the multiplexing and demultiplexing includes light signals transmitted by fiber optics channel.
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