practice1-spring11

practice1-spring11 - Test 1 Practice: Compsci 06 Owen...

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Unformatted text preview: Test 1 Practice: Compsci 06 Owen Astrachan February, 2011 Name: (1 point) NetID/Login: Honor code acknowledgment (signature) value grade Problem 1 20 pts. Problem 2 10 pts. Problem 3 10 pts. Problem 4 20 pts. TOTAL: 60 pts. This test has 9 pages, be sure your test has them all. Do NOT spend too much time on one question — remember that this class lasts 75 minutes. The last page is blank, if you use it make a note for the problem. In writing code you do not need to worry about specifying the proper import statements . Don’t worry about getting function or method names exactly right. Assume that all libraries and packages we’ve discussed are imported in any code you write. 1 PROBLEM 1 : ( Won’t You Take Me to? ) Part A Write the function totalBill used to compute the bill presented to customers at a restaurant. If the number of people dining is six or greater an automatic 18% gratuity should be added to the bill, otherwise the bill is unchanged. For example: call return value totalBill(80.00,5) 80.0 totalBill(80.00,6) 94.40 totalBill(100.0,10) 118.0 Complete the function below. def totalBill(bill, customers): """ bill is a float, customers an int, return the total to charge based on these values """ Part B The area of a triangle with sides whose lengths are a,b,c can be computed using Hero’s formula as p s * ( s- a ) * ( s- b ) * ( s- c ) whwere s is the semi-perimeter or ( a + b + c ) 2 . Complete function triangleArea using the formula to return the area of a triangle whose sides are given by the float parameters a,b,c def triangleArea(a,b,c): """ return area of triangle whose sides are floats a,b,c """ 2 Part C Write the function...
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practice1-spring11 - Test 1 Practice: Compsci 06 Owen...

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