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1. How would you organize a network for an organization that had five departments? Where would you place the servers, both physically and logically? Specify the types of servers (e-mail, web, application, database, etc.) and provide some justification for your decisions?
2. What is DNS? and what is hosts file used for?
3. What actions can a network or systems administrator take to ensure the security of an organization's resources on the LAN? Linux servers and workstations use a service called iptables to implement a firewall. Do some research on this service and discuss how it enhances computer security?
4. Why do we have private network addresses?
Images can make or break a webpage. It is important to place them in such a manner that they add to the website and not be a distraction. Use your favorite browser to research information about adding images to a webpage. Find one website with..
Describe what fraud is and how it could be conducted.
1. Suppose we call rotateWithLeftChild on an arbitrary 2-d tree. Explain in detail all the reasons that the result is no longer a usable 2-d tree. 2. Implement the insertion and range search for the k-d tree. Do not use recursion.
Write a bash shell script that asks the user for a number and then tells the user whether the number is a prime number or not. Need the answer to use /tmp/primes, a file containing the first million known primes.
Find p such that the probability that none of the first n packets are dropped is α.
Explain the caching of disk blocks in terms of database recovery. Also explain what a transaction rollback is and a cascading rollback. Remember to give illustrated examples.
Assume that the channel is fast but process Q is significantly slower than P. What computation would reflect this behavior? Give examples. Explain.
write a program that reads a sentace and counts the number of alpha characters using the tolower or toupper function along with the isalpha function. Then count vowels using a switch statement. Then i have to give the total number of keystrokes.
Make a good case for your selection of the matching variable. In addition, defend your choice of either a posttest-only design or a pretest-posttest design.
Write and explain the definition of composition in C++ and how it is useful in writing object-oriented programming. Also, explain how it is different from inheritance and how both inheritance and composition are useful in developing object-oriente..
There are essentially two aspects of data management: data definition and data manipulation. Data definition is operationalized by way of data definition languages (DDL).
The purpose of the term project is for you to explore an IT topic of your choice. You may choose any IT topic, subject to instructor's approval.
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