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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?
This example illustrate the use of lastprivate clause void for_loop (int n, float *a, float *b) { int i; #pragma omp parallel { #pragma omp for lastprivate(i) for
Consider the site-to-site VPN scenario shown in Figure 2. Let's deploy the AH protocol on the two VPN routers so that no desktop on the two sites need to do any AH operations. Assu
To model a WAN, we need a graph in which the nodes model switches and the edges model direct join between switches. The modeling saves essence of network, and it ignores attached d
IMPORTANT: The web server should be able to serve HTTP files only. You will not need to implement the directory listing and CGI-bin. Purpose The objective is to implement a H
Some of the ?elds of IP and ICMP datagrams will be ?xed, some will be settable by the application, and others will computed according to the situation. You must set all ?elds of th
Question : (a) Describe, with the aid of a diagram, a hybrid topology of a network of your choice. (b) Briefly explain the similarity and differences between a switch and
Create and simulate a network similar to the one shown here, using the NetML system. The network is a little more complex, as depicted at the right. There is an extra node
802.11b HR DSSS a) High-rate DSSS using a 2.4 GHz band b) Similar to DSSS excluding for encoding method c) Uses complementary code keying (CCK), encoding 4 or 8 bits to
Responses Responses are sent from the server to the client. A responses is a three digit code that may be followed by additional textual information.
Sender requests connection from network. Other receiver agrees to connection. Computers interchange data through connection. One-endpoint requests network to split connection when
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