You are a senior network administrator for a networking solutions firm. Years ago, you installed a small LAN for the design company. It is growing fast and needs the networking solutions firm to upgrade its network. You assigned Laura to the job. That afternoon, while preparing to work on a lab assignment from her class in Cisco routing, Laura mentions that she would use a […]

Write a program that explores the effects of gravity on a ball that is thrown from a tower at a constant velocity.  Your program will calculate how far the ball will travel, and how long it takes, before hitting the ground.  Use three different classes.  World class, Ball class, Tester class.  The Tester class will contain the main() method and provide the control of the […]

P3. Consider an application that transmits data at a steady rate (for example, the sender generates an N-bit unit of data every k time units, where k is small and fixed). Also, when such an application starts, it will continue running for a relatively long period of time. Answer the following questions, briefly justifying your answer: a. Would a packet-switched network or a circuit-switched network […]

You are taking a geology class, and the professor wants you to write a program to help students learn the periods of geologic time. The program should let the user enter a range of prehistoric dates (in millions of years), and then output the periods that are included in that range. Each time this output is done, the user is asked if he or she […]

Write the Java code for an abstract class named Account which has two data members; one for the account number and the other for the account balance (use information hiding). The Account class should include get and set methods for both data members and a constructor that initializes the two data members from the values received in the parameter list. Create (override) the toString() method that returns a string indicating the […]

Over the past several years, the chief executive officer (CEO) of your company has read articles on Internet control message protocol (ICMP) attacks and the use of packet sniffers to aid in hacking into computer networks. Though the CEO understands that this is a serious concern, he does not know what, if anything, is being done to protect the organization’s network against such attacks.

Using jGrasp and the Software Development Kit, write a program in response to the following prompt: Write a program that declares an array “alpha” of 50 elements of type “double”.  Initialize the array so that the first 25 elements are equal to the square of the index variable and the last 25 elements are equal to three times the index variable. Output the array so […]

At UC, it is a priority that students are provided with strong educational programs and courses that allow them to be servant-leaders in their disciplines and communities, linking research with practice and knowledge with ethical decision-making. This assignment is a written assignment where students will demonstrate how this course research has connected and put into practice within their own careers.

Design and implement your own simple class to represent any household item of your choice (toaster, fan, hair dryer, piano …) Your class should have a constructor, one additional method and at least one member variable (e.g. boolean isOn to turn the item on or off). Be sure you demonstrate your class works properly by constructing an instance of it and calling your method.

MySQL, like many other databases, uses the combination of specific user definitions, privileges, and roles to control access to the data in the database. In turn, it provides various layers of security. When the database is first created, there are several users created for the purpose of not only installing various components of the database, but also to manage and administer the database functionality. You […]