2009 Exam - aft ..- Fall 2009 C813 1520 - Final Examination...

Info iconThis preview shows pages 1–23. Sign up to view the full content.

View Full Document Right Arrow Icon
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 6
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 10
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 12
Background image of page 13

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 14
Background image of page 15

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 16
Background image of page 17

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 18
Background image of page 19

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 20
Background image of page 21

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 22
Background image of page 23
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: aft ..- Fall 2009 C813 1520 - Final Examination >ié- 1, Charles Babbage invented both the Analytical Engine and the “K A. Internal Combustion Engine B. Digital Processing Engine ((3) Difference Engine D. Turing Machine E. Jacquard Loom 2 This person invented an abstract mathematical model which laid the foundation for a major area of computing theory. A. William Burroughs eacldmg Mam-me B. Joseph Jac uard ~> 3‘\L¢l”\a" ‘53 “my” ‘ . ,5 Herman ‘5 Cledw-o * W’Qr,'l.16w~\\ («R T0064 “emf ‘rQ‘Ld- \‘ fin“ Alan Turing gTWWQ Math In ‘ aw“ ad. ,xusvamju YWCQQ 1.2, E. John von Neumann 3, Whlch of the followmg characterizes the first generation (1951-1959) of computer hardware? A magnetic disks "azné \ \ B. transistors » 2A B‘ o” (Q vacuum tubes — \5* D. silicon chips — 4% E integrated circuits — 3‘°\ M\CY “‘r - 5H“ (CLUY‘QVqfi'B 4 Large-scale Integration characterizes which generation of computer hardware? A first B second C third fourth A. translator @ compiler C. assembler D. parser E. lexer page 3 of 26 F215 2009 CSElSZO - Final Examination 6 - The unsigned decimal number 175 expressed in standard binary is A 11001011 B. 10101010 @ 10101111 D. 111011 E. 001111101 7. The decimal equivalent of the unsigned binary number 10010110 is A. 86 B. 92 . 1 10 $3 150 E. 27 8. The addition of (the unsigned binary numbers) 101110 + 11100 = 1010100 B. 1001010 . 11001 D 1111000 9. The 8-bit two’s complement representation of ~28 is 11100100 B. 00011100 C. 10011100 D. 11000110 10. The decimal representation of the 9-bit two’s complement number 000010101 is . 01 3' _§f . l lo! a . - _ a: Cc) 21 _. D. 25 1 V: l 21011 5'13 .11; S 2; page 4 of 26 . ‘ Fall 2009 CSEISZO-Final Examination 1 l. The range of values that can be expressed in lO-bit two’s complement is A. O to 1023 B. 0 to 1024 -1024 to +1024 [ii —512 to +511 E. —512 to +512 12. A fraction is represented in decimal n otation as .8125. How would the same fraction be represented in binary notation? A. .11101 B. .1010 C. .1011 D. .0111 ® .1101 13. The decimal representation of the fractional binary number 101.1001 is 5 9/16 B. —5 9/16 C. 1 1/4 D. 5 5/8 14. If you move the. radix point 3 positions to the left in a binary fi'action, the value of the fraction will be A. divided by 4 . multiplied by 2 C. divided by 8 D. multiplied by 8 E.‘ unchanged "’ 15. Using 8 bits to store a normalized ‘ the next 3 bits as the exp which of the following p A. 00001010 10001010 11111010 01001010 B CD D. @» 11001010 floating point number with the leftmost bit as the sign bit, onent (expressed in excess notation), followed by a 4-bit mantissa, attems represents the lowest value. page 5 of 26 F5”. 2009 CSEl 520 . Final Examination 4,16 In Excess-4 notatiOn, what proportion of the resulting bit patterns can be used to represent negative values? A. 1/16 B. 1/8 . 1/4 Q 1/2 . 3/4 17. The pattern 11111111 represents -1 (negative one) in A. standard binary notation B. excess notation two’s complement notation D. floating-point notation E. hexadecimal notation 18. Which of the following is the hexadecimal equivalent of the unsigned binary number 11100 011 l? A. 303 . 1C7 c. 1137 D. E34 19. If the unsigned binary number 199/1100 represents the letterflin the ASCII table, what letter is represented by the binary number Igdmpp? P A. M B. I © H D. i E. h 20. How many hits would be needed to represent a character set containing 130 characters? A. oodem-h- B. C. D. (53 page 6 of 26 1 t Fan 2009 csErszo - Final Examination involves replacing common words with single characters that would not normally be in the text. 'A. Huffman encoding Keyword encoding a» PM at kfnth ugad could: replace’d NW“ 6‘ 511V»? Chi'rader' AAAAAA/‘i: NRC. Run length encoding aging? (havoc-re» 49903601 over % OV€r 984m "‘ 6‘ $39,?“ D. Spatial compression _; REMWmQ, redundant «my, Wx‘rw‘n o QYQMQ. E. Temporal compressron .7 map betwfien Consflwme g, (HMS. 22. works best when used for video that changes little from frame to frame, k— c t such as a scene that contams little movement. A. Keyword encoding B. Run-length encoding C. Huffinan encoding D. Spatial compression ® Temporal compression 23. Using the following Huffman alphabet, encode the word “device”. e=00 v=llll d= llO i=1110 c=01 t=10 A. 111111100100 ) B. 11000111011110100 c. 11000111111100001 @ 11000111111100100 E 1101110111111100100 A mtensrty B luminance C density D pixels 25 . What primary colours are-use to represent all colours on a computer? yellow, red, and green A. blue, green, and red D magenta, cyan, and yellow white, black, and blue E. red, green, and yellow page 7 of 26 Fall. 2009 CSEISZO - Final Examination 26. Which gate does the following transistor diagram implement? Source Source x A B Groan Gro=tmd Gro=ur1d “ND Noll— A. AND Sax N —/ B. NAND \ c. XOR O D. OR ® NOR F. NOT From the list below, choose the Boolean expression that describes each of the following truth tables. A. x i A' B. X = A 0 B C. X = A 63 B D. X = (A + B)’ E. x = (A o B)’ F. X = A + B G. X = (A 69 B)‘ 27. I3- Answer: Q nun A nun A'Nb ::t:)—’x nun t5 Ill-II 28. Answer: L A NW ::Do—J E 29. AnsWer: l:- page 8 of 26 'r . 'fall 2009 CSElSZO- Final Examination 30. Choose the appropriate Boolean expression to represent the following circuit diagram. A _ quivalent if they produce the same output for each input value combination. Which of the following circuits are equivalent? B W I ABA-AC AC 5&3 A. A and B are equivalent B. A and C are equivalent © B and C are equivalent D. all three are equivalent E. none are equivalent 32. Which notation is more powerful for describing the behaviour of gates and circuits? A. Boolean expressions B. logic diagrams C.’ truth tables & B and C are more powerful they are equally powerful 33. An S-R latch: can be constructed with 2 NAND gates is a sequential circuit A. B. C. is used for memory A and B are both true B A,BandCare alltrue (c: page 9 of 26 Fall 2009 csmszo - Final Examination 34. A unique circuit diagram can be drawn for any truth table that shows the inputs and the output. Q.) true ' . false 35. A and (B or C) = (A and B) or (A and C) is an example of which of the following properties/laws? A. commutative associative CED distributive D. identity E. F. complement DeMorgan‘s law 36. Consider the following list ofpowers of 10: 10‘9 , 10—6 , 1053, 109 , 1012 Which list of prefixes corresponds to this list? A. pico, nano, micro, mega, giga . nano, micro, milli, mega, giga @ nano, micro, milli, giga, tera D. nano, milli, micro, giga, peta E. pico, micro, milli, mega, tera For the next three questions, complete each of the following sentences by choosing the appropriate letter from the list of completions given below. A. ALU B. Control Unit C. Instruction Register D. MainMemory E. Registers F. Program Counter 37. The component responsible for perfonning the operations: A 38. The component that holds the instruction currently being executed: Q, 39. The component that holds the address of the next instruction: X; . page IO of 26 #211 2009 CSElSZO- Final Examination 40. For disk‘drives, the time it takes for the read/write head to get positioned over the specified track is known as time. A. transfer B. latency . access D. seek 41. The Operating System is responsible for A. file management B. device management C. memory management . process management all of the above l‘ 42. When a typical computer first “boots”, it starts executing instructions from: A. RAM ROM C. CD-ROM D. a disk drive ) E. a tape drive 43. A system in which response time is crucial given the nature of the application domain A. batch processing \ B. mainframe system © real-time system 44. Given the following PMT (Page Management Table), a page size of 1000 and a frame size of 1000, what is the physical address associated with the logical address 3500? page ll on6 Fall 2009 CSEI 520 — Final Examination 45. Given the following processes and service times, which one of the following choices is a correct process execution sequence, using the round robin algorithm with a time slice of 100? _ P3 Iz- m- zoo \Q , ~ ms as we we ,w Co,» A» p1,-p2,p3,p4,ps,p2,p3,p5 ’30 U ( ° K“ 6:3" B. pl, p2, 133, p4, 135, pl, 132, p194, p2, P3. 134. 133, P4 p1, p2,p3.p4, p1, pap—3,135,131,132, p3. P4, P3» 194 D. pl, p2, p3, p4, p5, p1, p2, p3, p4, pl, p2, p3, p2, p3, p2, p3, p3, p4 ‘3 46. A process that is no longer being tracked by the Operating System is in which of the following states? A. new B. ready C. running (1; terminated E. waiting 47. Thrashing can significantly improve overall computer performance. . true xB. false 48. This is the illusion created by a timesharing system that each user has a dedicated computer. A. mainframe B dumb terminal multi-management C. ® virtual machine E. remote access system 49. Which of the following statements is FALSE? - pre-emptive scheduling is necessary for a time sharing system B first-come, first-served produces optimal CPU scheduling for a time sharing system T C. round-robin scheduling requires time slices D. the turnaround time of a process in a time sharing system is dependent on other processes B. all of the above page [2 of 26 5.41111 2q09 CSEISZO - Final Examination 5 0. The illusion that there is no restriction on program size because an entire process need not be in memory at the same time is known as n . virtual size a virtual memory C. unrestricted memory D. false memory E. partial process A. virtual reality é) artificial intelligence C. ergonomics D. linguistics 52. Which of the following sentences is the best example of referential ambiguity? Time flies like an arrow. B. He drove the car over the lawn mower, but it wasn't damaged. } C. I saw the movie flying to Vancouver. K‘ 53. Searching all of the nodes on one level of a Search Tree before moving onto the next level is called: A. pruning D b "—9 ‘ breadth-first search \I depth-first search ' D. a semantic network 54. Which of the following is not among the current capabilities of computers? A. add a thousand four digit numbers quickly and easily \ draw complex three-dimensional images quickly and easily C. interpret a conversation quickly and easily D. store and retrieve massive amounts of data quickly and easily page 13 of 26 F3:- 2009 CSEl 520 - Final Examination 5 5. The smallest unit of storage in a computer is the CL @ bit Q (.3 L2) 8 ’ . byte 0 x C. character , :1). digit 0 \ ‘3 E. wr ' 0 od 5 6. What do we call the Operating System’s logical view of the files it manages? A. hard drive storage cylinder directory file path B C D E. @1 file system 57. A path to a file or directory that begins at the root and includes all successive subdirectories is called 3101) Q absolute path —> begms @ roolr path) B. direct path I C. directory path I Dy relative Path ~> Wat“ C” (“Q”)? (workingb dx-reeromi E. sequential path 58. Files in which it is necessary that the data be accessed in a linear fashion from the beginning of the file to the end are called A. binary files B. data files C. direct access files @ sequential files E. text files 59. An executable file on a desktop computer normally resides A in memory in the CPU r-\‘\ ' B. *" C. on the hard drive D. E. K in ROM in the cache page 14 of 26 _ " Fall 2009 CSEISZO - Final Examination 60. This extension is automatically assigned to an Excel 2003 document filename in Microsoft Windows . .xlx .xls .CXI D. 6 I. An Excel cell~range may consist of A. a single cell a row or set of rows C. a column or set of columns a rectangular area @ all of the above. 62. Excel uses different cursors to indicate the current operation. A thick black cross over the bottom right comer of E'- indicates that you can ta) move cell contents by dragging copy cell contents by dragging insert one or more rows ») D. none of the above 63. Excel stores dates as sequential serial numbers because: . it takes less space. it can not store mixed data such as “December 16, 2009”. C. it can be used for calculations. D. there are too many format possibilities. A cell in an Excel worksheet contains the formula = NOW select the matching appearance of the data from this list: A. 40163.21448 ~7Tex5r . 40163 2/9 "> Hertha“ 0. For the two formats specified below, B C. 4016321.45.% —t> per (.qn‘r etcle D. $40,163.21 *3 Luv ( €'(\<,\‘ E. 4.02E+04 —> Suenh Pic P 12/16 e bake G page 15 of 26 Fat 2009 CSE1520 - Final Examination Questions 66 to 68 refer to an Excel worksheetcontaining some formulas that will be copied. In each case, we call the cell containing the formula the So‘urce cell and the cell it is copied to, the Result cell. We also give the cell coordinates and the formula in the Source cell. You pick the formula that will appear in the Result cell. i .’;c'\ («23 fl: 66. Source cell is D6. Formula is = SUMO§3\:§6) :._ Result cell is G6. Formula is L“ x.‘ I, \ if) Q I ‘ A. =SUM(B3:B6) b ‘E Q! =SUM(E3:E6) . =SUM(A3:A6) D. =SUM(B3:G6) (z Ices go do... 3 67. Source cell is K100. Formula is = [litre * Price / (100 * km) Result cell is L101. Formula is @ 2 Litre * Price/(100 * km) B. =Litre*Price/(101*km) C. = #N/A 68. Source cell is C12. Formula is = $C8*$B$ lil-'$B8 Result cell is B12. Formula is A. = C8*Bl 1—B8 B. = $BS*$A$I 1-$A8 @ = $C8*$B$l I-$B8 69. Any use of the MID function can be replaced by a combination of the LEFT and RIGHT functions. true false $70. Which Excel function converts a number to a string? A. LEFT B. LEN c. LOWER D. MID E. RIGHT /F. TEXT G. UPPER @ VALUE page 16 of 26 '- - IA ‘ Fall 2009 CSElSZO- Final Examination 71. Which Excel function counts the number of characters in a string? A. LEFT LEN . LOWER D. MID E. RIGHT . F. TEXT G. UPPER H. VALUE 72. In Excel, this function is used to check whether or not a cell contains data: A ISERR Q amt—V 5 “‘0” e “0* Vcelua ’ \ I EYYOY a TOME (fl.‘€‘PTfitN/7‘\\ ISNA ’9 (N deg (Or tam/A- ENC»- B. ,. , © ISNUMBER ~?C‘I\1_Q,\C$ If?” “WM” “‘ “0‘ {M D. ISNULL E. ISBLANK —‘jP(_lA.Q(iLg PW new QM taco/dc valMS 73. The labs and the assignment dealt with several simulations. For which type of simulation is Excel a good tool? A. analog B. continuous C. digital _ , D. discrete event E. virtual 74. Which Excel function uses the lefi column of a table as its lockup vector? A. HLOOKUP ‘I ’ ’ ' ' IF . ‘ INDEX . Q.) =LEFT("H<§;{0"3)=RIGHT("HOHO",2) B. = EXACT(L FT("HoHO",2),RIGHT("H0HO",2)) c. = EXACT(MID("HoHO",2,2),RIGHT("HoI-l0",2)) D =MID("HoHO",I,3)=RIGHT "HoHO",2) page 17 of 26 ' Fall 2009 CSEl 520 - Final Examination A table of data contains a column named StudentID and another named Score. For each of the next two questions, identify the formula that will perform the task specified. 76‘. Find the highest Score. A. =MIN(Score) B. =MEDIAN(Score) Q = MAX(Score) - . =MODE(Score) 77. Assume we have stored the highest Score found in question 76 is a cell named Top. Determine if there is more than one occurrence of this highest score. 3 = COUNTIF(Score, Top) . = IF(FIND(top, Score) > 1, “Yes”, “No”) C. = IF (Score=Top, ‘-‘Yes”, “No”) D. = MAX(Score — MODE(Score)) Consider the top few rows from the Full Adder exercise in Lab 6 in the next 2 questions. Numbetimlfll~19§ilq4w-___.__.; _.j_.________.._- , . _ .. ‘i i lama? magnet :31 m! 3 A0: :I::Iijffil1::Iii:Ii:IiI::iiifii'jffj.CZI: 78. Which formula in A0 correctly calculates the least significant bit of number A? H . r . A. =MID(A,LEN(A),i-) l0» ll“ s” r‘l WEE, B, = RIGHT(A, 1) a /C. = RIGHT(LEFT(A,LEN(A)),1) , \e u @ all of the above (1%“ ,L§l> R-\ tx‘t \ 79. Which formula in B1 correctly calculates the second least significant bit of number B? A, = MID(B,1,3) c, = RIGHT(LEFT(B,L),3)‘7/- ‘ x i m D. = RIGHT(L§;TLB.3),1) 05 @ Band'D page l8 of 26 _. Pan 2009 CSEISZO - Final Examination 80. Which of the following excel formulas will return the Boolean value TRUE? A. = NOT(NOT(TRUE)) / B. = OR(TRUE, FALSE) / c. = NOT(5) D. = NOT(O) / E. = NOT(-5.)= F. A and B £3) A, B and D. A, B, c and B J '2: I: 1010110 :_:L.-._ L. __L ____ -.__._,.-:___L___!__.~___i i i l i T... i _ l i .. «m7 .. I 1 : l "”“"‘—J~~—-—-~i——-———“MA—LE-n.__,,,n___,_.___, A” _____ l a I ' P‘iExEonent,§ ., .. m; ..v......._._..—._......-._.;-..__.PI! i 45 2‘} flé-xten's‘ion-I EEIEEET_:QL,§£::§ZI§Z 81. The cell named Normal form holds an 8-character string version of the Input number. Which of the following formulas converts the Input to Normal form? A. = CONCATENATE ("0", Input) B. = LEFT (Input) . = NORMAL (Input) 6)} = TEXT (Input, "00000000") The bit range holds the individual digits of the input number. Which formula computes the values in K ' the bit range? A. = LEFT (RIGHT (Input, Exponent + 1), 1)) B. 2 LEFT (RIGHT (Input, Exponent), 1) it. = LEFT (RIGHT (N ormal_form, Exponent + l), l) . = LEFT (RIGHT (N orrnal_form, Exponent), I) ?\ E. = VALUE (LEFT (RIGHT (Input, Exponent + 1), 1)) F . = VALUE (LEFT (RIGHT (Input, Exponent), 1)) G. = VALUE (LEFT (RIGHT (Norma1_forrn, Exponent + l), 1)) H. = VALUE (LEFT (RIGHT (N ormal_form, Exponent), 1)) page 19 of 26 Fall 2009 CSEl 520 - Final Examination Refer to the screen shot below of a table named LTable (D4:F 12) to answer the next 3 questions. 83. Suppose a researcher wants to search the Density column to find corresponding values in the Viscosity and Temperature columns. What fimction is best suited for this purpose? A. IF B. FIND © LOOKUPV ,D. VLOOKUP )3 HLOOKUP 84. This is the result of the formula, = INDEX(LTable,9,3). A. F9 B. F12 C. 150 D. 0 @50 85. This is the result of the formula, = INDEX(LTable, MATCH(.457,Density), MATCH(400,Temperature, —.I)). A. 0.525 B. 3.25 (9 3.55 . 0.457 E. #N/A page 20 of 26 CSElSZO - Final Examination 86. Which of the following formulas would generate the pseudo-random numbers for die] and for die2? ) A. = RANDO + 6 , B. = COUNTIF(Diel,6) ® = INT(RANDO*6) . = INT(RANDO*6)+1 ,E = Diel +Die2 87. The Freq colurrm tells us how many times each of the numbers 2 through 12 occurs in the Score Which formula will provide the frequencies? ' . = MATCH(Score, Number) @ = COUNTIF(Sc'oie, Number) . = COUNTIF(Numbe’r,Score) D = LOOKUP(Freq,Score) E = VLOOKUP(Freq,(Die l +DieZ),Number) A. =SUM(Number)/SUM(Score) é =SUM(Freq)/SUM(Score) = Number*100/SUM(Freq) D. = COUNT(Freq)*lOO/SUM(Number) ) E. = Freq/COUNT(Score) page 21 of 26 Fall 2009 CSElSZO - Final Examination This image shows a half adder implemented in Excel. The inputs are named A and B. AS shown in the image, the inputs and outputs are 0’s and 1’s. Numbers to add 89. Which Ofthese Excel formulas calculates Sum? -_ \ A. : AND (OR (A, B), NOT (AND (A, B))) B. : IF (AND (OR (A, B), NOT (AND (A, B))), 1, 0) c. : IF (XOR (A, B), 1,0) “D. : 1r (XOR (A, B), " 0") : XOR (A, B) \ 90. Which Ofthese Excel formulas calculates Carry? a; : AND (A, B) B. : IF (AND (A, B), 1,0) (3. : IF (OR (A, B), 1,0) D. : NOT (NAND (A, B)) E. : OR (A, B) 91. A column in an Excel worksheet named Letter Grade contains the formula : [F(Score<lOO,"A",IF(Score<80,”B",IF(Score<70,"C",lF(AND(Score<60,Score>50),"D”,"F“)))) What will appear in Letter Grade when Score is 85? (A? A B" B C. D. E. F. ’11me) page 22 of 26 F31“ 2009 ' CSEISZO - Final Examination 92. Referring to the formula in the previous question, what will appear in Letter Grade when Score is 65? A. A B. B C. C . D E. B F. ' F The next six questions are based on the following table and spreadsheet. They hold information about a grout: of schoolchildren who tried to get donations for a charity. Each child was given anID number and, later, a rating based on the total donations they collected. ' The following table determined the ratings. (The ranges are named using the column headings): ' Donation_Range .Rafing_To_Awardj . — $100.00 $200.00 ' $300.00 Here is the spreadsheet. Only the first 6 rows are shown; there are many others; . . ' 00 , AgeCC2;C200), The named ranges are Headers(Al :El), ID (A2:A200), Name(BZ:32 (E22E200), and Info_Table(Al £200); Donations(DZ:D200), Rating The Rating column is filled in using the formula =LOOKU'P(Donations, Donation__Range, Rating_To_Award) .../continued on the next page page 23 of 26 CSEISZO - Final Examination Given a population of prey and predators, we can calculate the size of each population according to the following ecological model: ~ Prey population: N(t+l) = (1.0 — b(N(t) — 100))N(t) — kN(t)P(t) Predator population: P(t+1) = qN(t)P(t) DEFINITIONS N(t): The population of P(t): The population of b: The birth rate. k: The predation rate. q: Efficiency of the predators. prey per square kilometer in generation t. predators per square kilometer in generation t. .../continued on the next page page 25 of26 ., E25]! 2009 csmszo - Final Examination ‘. 99. Which formula returns the correct value in C12 and can be copied to other cells in the column to produce the correct result? A. = ES*$A$5*$B$5 B. = $E$5*$B312*$C$12 C. = E5*A5*B5 D. =$E$5*Bll*Cll E. = E$5*$B$l 1*$C$ll 100. What is the value of P0) in C12 if the parameters take the following values? END OF THE EXAM page 26 of 26 ...
View Full Document

Page1 / 23

2009 Exam - aft ..- Fall 2009 C813 1520 - Final Examination...

This preview shows document pages 1 - 23. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online