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Python
Part 1: Create a function that takes a string as a parameter and attempts to open a file with the string that is passed.
Part 2: Create a function that takes a string as a parameter and attempts to use python's eval() function to evaluate that string as a mathematical expression
Part 3: Create a function that attempts to add a string and an integer together without doing proper type conversion.
Part 4: Create a function that attempts to convert the string 'test' to an int
Part 5: Write a main function that asks the user to select one of the functions above to call. Once the user has made their selection call the appropriate function and catch the error that is created. You should place all of these function calls in one try block. At the end of the try block you should catch at least one specific error that may be generated by each function. Note, it may be possible to for one function to generate more than one possible error. Have a final except block that will catch all errors not caught by your other except blocks.
Extend your framework to handle more advanced measures. One such example could be as follows. Consider an organization donation database, where donors are grouped by "age," "income," and other attributes. Interesting questions include: "Which age ..
Compute the adjusted treatment means and their standard errors using the data in Problem 15.15.
Create a program that will ask the user for a number of quarters. Store that input into a variable and for every four quarters, the console window should display how many dollars are totalled.
What are common web application vulnerabilities, and how can you harden your applications against these?
Discuss the specific challenges of facing the designer, specifically with regard to the limitations of hardware, software and interface design two paragraph each.
A description of the information systems that the company should have to support the business. The description should include the following:
Explain why the NPV and IRR capital budgeting tools are superior to the accounting rate of return and simple payback techniques for determining the attractiveness of capital investment opportunities.
Oil (SG 0.9) flows downward through a vertical pipe contraction as shown in Fig. P12.35. If the mercury manometer reading, h, is 120 mm, determine the volumetric flow rate for frictionless flow. Is the actual flow rate more or less than the fricti..
In general ask the user for 2 numbers, calculate the product of the two numbers (mul) and store product in memory. Then divide the 2 numbers entered and store the quotient and remainder in memory.
Compute the time required for circuit switching and packet switching with the following conditions: ? The destination is 3 hops away from the source (2 intermediate routers between the source and the destination, with 3 links).The distance betw een ..
The coefficient of static friction between the belt and the wheel is µ'S=0.2 , and between the belt the peg µ'S=0.4 . The pulley B free to rotate
A company manufactures x units of one item and y units of another. The total cost in dollars, C, of producing these two items is approximated by the function C=4x^2+3xy+6y^2+600. (a) If the production quota for the total number of items (both types..
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