Exam (elaborations)

ENGR Final Exam UPDATED ACTUAL Questions and CORRECT Answers

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ENGR

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ENGR

ENGR Final Exam UPDATED ACTUAL Questions and CORRECT Answers Troubleshooting is mostly for new programmers; experienced programmers avoid creating bugs - CORRECT ANSWER- False What format string should be used in plot() to specify a green dashed line? - CORRECT ANSWER- g-- Visual Breaks in...

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Uploaded on October 31, 2024
Number of pages 22
Written in 2024/2025
Type Exam (elaborations)
Contains Questions & answers

Institution ENGR
Course ENGR

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ENGR Final Exam UPDATED ACTUAL
Questions and CORRECT Answers
Troubleshooting is mostly for new programmers; experienced programmers avoid creating
bugs - CORRECT ANSWER✔✔- False

What format string should be used in plot() to specify a green dashed line? - CORRECT
ANSWER✔✔- g--

Visual Breaks in Code
Whitespace can be used to separate different sections of the code. This helps identity sections
of the code that have different purposes. - CORRECT ANSWER✔✔- True

This code will generate an error(assume that the modules are installed correctly).

import numpy as np
import matplotlib.pyplot as plt
x = np.array([1, 2, 3, 4, 5])
y = (x - 3)**2
plt.plot(x, y, 'o')

plt.show() - CORRECT ANSWER✔✔- False

What will be printed? Type "Error" if appropriate.

num_items = 7
my_string = '' #empty string

if num_items > 2:
my_string += 'e'
elif num_items <= 7:
my_string += 'h'

,else:
my_string += 'd'

print(('m' + my_string), end = '?') - CORRECT ANSWER✔✔- me?

This code will generate an error(assume that the modules are installed correctly):

import numpy as np
impot matplotlib.pyplot as plt
from math import *

x = np.array([1, 2, 3, 4, 5])
y = (cos(x) - 3)**2
plt.plot(x, y, 'o')

plt.show() - CORRECT ANSWER✔✔- True

how many times will the inner while loop iterate during the fourth iteration of the outer loop,
that is when i equals 4? Numeric answer should be given.

i=1
s=0
while i <= 5:
j=1
while j < i:
s=i*j
j += 1

i += 1 - CORRECT ANSWER✔✔- 3

What format string should be used in plot() to create a black line style using plus markers? -
CORRECT ANSWER✔✔- k+

, What will the following code output in the Command window? (For an infinite loop, type
'IL')

a=5
b = 15
while (b >= a):
print('^%d' % b, end = '^')

b -= a - CORRECT ANSWER✔✔- ^15^^10^^5^

This code will generate an error(assume that numpy is installed correctly):

import numpy as np
x = np.linspace(-1,1,10)

y = np.cos(x) - CORRECT ANSWER✔✔- False

Flowchart is a graphical representation of an algorithm. - CORRECT ANSWER✔✔- True

This code will generate an error(assume that numpy is installed correctly)

import numpy as np
x = np.linspace(-1,1)

y = np.sin(x) - CORRECT ANSWER✔✔- False

bool('False') has the value False. - CORRECT ANSWER✔✔- False

Consider the code below. What would this output? Type 'error' if you think an error will
occur.

def F(a):
a += 3
a=2

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