CS 1371 Exam 1 Form B
Kelly Qiu
TOTAL POINTS
99 / 100
QUESTION 1
1 1.1
MC 1 1 / 1
✓ + 1 pts Invalid
+ 0 pts Valid or blank
QUESTION 8
8 1.8
Scope Boxes 18 / 18
✓ + 18 pts Correct
+ 2 pts Cmd Wdw-size->2
+ 2 pts Cmd Wdw-temp->92
QUESTION 2
+ 2 pts Cmd Wdw-time->150
2 1.2
+ 2 pts create-size->92
FITB 1 1 / 1
✓ + 1 pts function [pie, pie2] = Pies(in, out) NOTE:
pies with a lowercase p is also acceptable
+ 0 pts Blank
+ 2 pts create-temp->2
+ 2 pts create-time->150
+ 2 pts prep-size->98
+ 2 pts prep-temp->DNE
QUESTION 3
+ 2 pts prep-temp->DNE
3 1.3
+ 0 pts All wrong
MC 2 1 / 1
✓ + 1 pts Invalid
+ 0 pts valid or blank
QUESTION 4
4 1.4
FITB 2 1 / 1
✓ + 1 pts function [mac, cheese] = costco(nickels)
+ 0 pts Blank
QUESTION 9
9 2.1
FITB 5 / 5
✓ + 5 pts Correct
+ 4 pts Value = [5 9 0 5 0 0]
+ 1 pts Class = double
+ 0 pts Incorrect
QUESTION 5
QUESTION 10
5 1.5
10 2.2
MC 3 1 / 1
✓ + 1 pts valid
+ 0 pts invalid or blank
Short Answer 5 / 5
✓ + 5 pts Correct
+ 3 pts Dimension Mismatch
+ 2 pts Any vector not length 1, 2, 3, 6 or 7
QUESTION 6
6 1.6
FITB 3 1 / 1
✓ + 1 pts Blank
+ 0 pts Not blank
+ 0 pts Incorrect
QUESTION 11
11 2.3
MC 1 5 / 5
✓ + 5 pts All Correct: no 1, no 2, 3, 4
QUESTION 7
+ 1 pts choice 1 not chosen
7 1.7
+ 1 pts choice 2 not chosen
MC 1 / 1
✓ + 1 pts Correct: choice 1
+ 0 pts incorrect
+ 1 pts choice 3 chosen
+ 1 pts choice 4 chosen
+ 0 pts all incorrect
QUESTION 12
12 2.4
MC 2 5 / 5
✓ + 5 pts Correct: choice 3
16 3.4
MC 1 4 / 4
✓ + 4 pts Correct: choice 1
+ 0 pts incorrect
+ 0 pts incorrect
QUESTION 17
QUESTION 13
13 3.1
SC 1 8 / 8
✓ + 8 pts Correct
17 3.5
MC 2 4 / 4
✓ + 4 pts Correct: choice 4
+ 0 pts incorrect
+ 0 pts Incorrect
+ 3 pts Mask 6 and above
+ 2 pts Put C's where mask
+ 2 pts Put R's where ~mask
QUESTION 18
18 4.1
Long Coding 1 15 / 15
✓ + 15 pts All Correct
+ 1 pts Final vector called gifts
+ 3 pts Properly Index Left Side (:, 1:end./3)
- 1 pts Minor syntax error
+ 3 pts Store something in a temp variable
- 4 pts Hardcoding
+ 3 pts Properly index right side (:, 2*end./3+1:end)
- 1 pts Wrong class
- 1 pts Forgets +1 on index
+ 0 pts Variable gifts undefined.
+ 2 pts Uses sort
N is undefined
QUESTION 14
14 3.2
SC 2 8 / 8
✓ + 8 pts All Correct
+ 3 pts mask where gifts == oldscores
+ 3 pts mask where either gifts == 'C' or oldscores
== 'C'
+ 2 pts Sum the mask (or length(find()))
+ 0 pts Incorrect
- 1 pts Minor syntax error
- 4 pts Hardcoding
QUESTION 15
15 3.3
SC 3 5 / 6
✓ + 6 pts All correct
+ 2 pts strtok() anywhere
+ 2 pts correctly strtok and store first word in word1
+ 2 pts strtok rest and store second word in word2
+ 0 pts Incorrect
✓ - 1 pts minor syntax error
- 1 pts forgets second output of strtok
- 3 pts hardcoding
QUESTION 16
Page 2
+ 1 pts Includes second output of sort
+ 1 pts Sorts bottom row (end, :)
+ 2 pts Uses second index of sort to rearrange
- 1 pts Minor Syntax Error
- 2 pts Puts stuff back in wrong
+ 0 pts All Wrong
QUESTION 19
19 4.2
Long Coding 2 10 / 10
✓ + 10 pts all correct
+ 2 pts correct function header, 1 output and 3
inputs
+ 1 pts str2num() anywhere
+ 1 pts Properly converts second index to numer ('7'
-> 7)
+ 2 pts Properly converts letter to column value ('A'
-> 1, many ways to do this)
+ 2 pts Moves piece correctly (row, col)
+ 2 pts Replaces old position with space
- 1 pts Minor Syntax error
+ 0 pts Incorrect