Fall 2010 Midterm Solutions
Part A
1) Physical data independence refers to the fact that the schema hides the details of the
physical storage layer from the users. This is important because it allows the DBMS to
use different physical storage strategies (
Chapter 2 Set B Exercises Libby 7e
E2-1B (similar to E2-2) Identifying Account Titles
The following are independent situations for Lamar Company.
a. Lamar Company is formed and sells 200 shares of stock for $15 per share to investors.
b. Lamar Company pur
CS4320 Final Exam
16 December 2008, 2:00-4:30 pm
Name: _
Cornell NETID: _
I herewith state that I understand and will adhere to the Cornell Code of Academic
Integrity.
-Signature
Maximum number of points possible: 100. This exam counts for 30% of your ove
Chapter 7 Set B Exercises Libby 7e
E 7-1B (Similar to E7-1) [LO 1] Analyzing Items to Be Included in Inventory
Based on its physical count of inventory in its warehouse at year-end, December 31, 2011,
Bernard
Company planned to report inventory of $36,500
C S 4 3 2 0 F in a l E x a m - S o lu tio n s
16 December 2008, 2:00-4:30 pm
Name: _
Cornell NETID: _
I herewith state that I understand and will adhere to the Cornell Code of Academic
Integrity.
-Signature
Maximum number of points possible: 100. This exa
Chapter 9 Set B Exercises Libby 7e
E9-1B (Similar to E9-1) [LO 1,2,5,6] Computing Working Capital; Explaining the Quick Ratio and
Working Capital
Allen Corporation is preparing its 2012 balance sheet. The company records show the following
selected
amount
CS4320 Fall 2010 Midterm Exam
21 October 2010 (120 minutes)
Name: _
Cornell NETID: _
I herewith state that I understand and will adhere to the Cornell Code of Academic
Integrity. In particular, I will not share the contents of this exam with anybody at an
Chapter 5 Set B Exercises Libby 7e
E5-1B (Similar to E5-6) [LO 3] Preparing and Interpreting a Classified Balance Sheet with
Discussion of Terminology (Challenging)
Kingston, Inc., manufactures, markets, and distributes fishing gear. Presented here are th
Chapter 4 Set B Exercises Libby 7e
E4-1B. (similar to E 4-3) [LO 2] Recording Adjusting Entries Hsu Company completed its first year
of operations on December 31, 2011. All of the 2011 entries have been recorded except for the
following:
a. At year-end, e
Chapter 6 Set B Exercises- Libby 7e
E6-1B (Similar to E6-1) [LO 2] Reporting Net Sales with Credit Sales and Sales Discounts
During the months of January and February, Shadow Corporation sold goods to three
customers. The
sequence of events was as follows
Chapter2DemoProblem
On April 1, 2012, three ambitious college students started
Terrific Lawn Maintenance Corporation. A summary of
transactions completed through April 30, 2012, for Terrific
LawnMaintenanceCorporationfollows:
(a
)
Issued500sharesofstock
Chapter3DemoProblem
This case is a continuation of the Terrific Lawn Maintenance
Corporation caseintroduced inChapter 2. Thecompany was
established and supplies, property, and equipment were
purchased. Terrific Lawn is ready for business. The balance
s
Chapter6DemoProblems
DemoQuestion#1
WholesaleWarehouseStoressold$950,000inmerchandiseduring2013,
$400,000ofwhichwasoncreditwithterms2/10,n/30(75percentofthese
amounts were paid within the discount period), $500,000 was paid with
creditcards(therewasa3p
Homeworkassignment8isdueFridayApril2
Exercise1:Howwouldyouintegrateamultivariatepolynomialdistributionoversomeregion?
Exercise2:Whydidwenotjustassign p ( x y ) = p ( y ) and p ( y x ) = p ( x ) toachievethe
balanceconditionintheMetroHastingAlgorithm?
Exer
Homeworkassignment7isdueFridayMarch19
1.
Prove that two independent random walks on a two dimensional lattice will hit with
probability one. Hint: What is the distance between the two walks.
2. Determine by simulation the escape probability for the 3-dime
Homework assignment 6 is due Friday March 12
1. (a) What is the set of possible harmonic functions on a graph if there are only interior vertices and no
external vertices that supply the boundary condition.
(b) Let q x be the stationary probability of ver
Homework assignment 5 is due Friday March 5
1. Let A be a square n n matrix whose rows are orthonormal. Prove that the columns
of A are orthonormal.
2. Suppose A is a m d matrix with block diagonal structure where the blocks
B1 , B2 , , Bk are m d and all
Homework assignment 4 is due Friday Feb 26 the day of our first mid term. It consists of
only one problem.
4.1 Suppose you did a random walk on an undirected graph and you kept track of the
degrees of vertices that you encountered. Specifically you record
Homework assignment 3 due Friday February 19
To expedite grading please submit each problem on a separate sheet of paper.
1. Prove that 1 + x e x for all real x. For what values of x is the approximation 1 + x = e x
good?
2. Let f ( n ) be a function that
Homework assignment 2 due Friday February 12
To expedite grading please submit each problem on a separate sheet of paper.
1. We have claimed that a randomly generated point lies on the equator of the sphere
independent of where we pick the North Pole. To
Chapter6DemoProblems
DemoQuestion#1
WholesaleWarehouseStoressold$950,000inmerchandiseduring2013,
$400,000ofwhichwasoncreditwithterms2/10,n/30(75percentofthese
amounts were paid within the discount period), $500,000 was paid with
creditcards(therewasa3p
Chapter8DemoProblems
DemoQuestion#1
Del Potro Industries started as a residential construction company. In
recent years, it has expanded into heavy construction, readymix
concrete,sandandgravel,constructionsupplies,andearthmoving
services.Thecompanycom
Chapter 8 Set B Exercises Libby 7e
E 8-1B (Similar to E8-2) [LO 1] Computing and Interpreting the Fixed Asset Turnover Ratio from a
Financial Analysts Perspective The following data were included in a recent Jackson Inc. annual
report ($ in millions):
In
Chapter 13 Set B Exercises Libby 7e
E13-1B (Similar E13-6) [LO 2] Reporting Cash Flows from Operating Activities (Indirect Method)
The following information pertains to Beach Company:
Income Statement for 2012
Sales
Expenses
Cost of goods sold
Depreciatio
Chapter 10 Set B Exercises Libby 7e
10-1B (Similar to E10-2) [LO 1] Interpreting Information Reported in the Business Press
The following information concerns bonds issued by Atkinson Corporation:
Bonds
Atkinson 7.5
Yield
8.3
Close
91.5
Explain the meanin