WGU University WGU-SPF Online Practice Questions and Exam Preparation

WGU University WGU-SPF Online Questions & Answers

• Question 1:

  HOTSPOT

  Oder the tasks needed to safely replace a lamp's light bulb from first (1) to last (4).

  Select your answer from the pull down list.

  

  

  Explanation

  Safety and proper procedure are paramount when replacing a light bulb to avoid any electrical hazards or injuries. First, always ensure the lamp is turned off to prevent electrical shock. Next, carefully unscrew the broken or burnt-out bulb from the socket; it might be hot, so caution is advised. After removing the old bulb, screw in the new working bulb securely but without overtightening to avoid damaging the bulb or socket. Finally, turn the lamp on to verify that the new bulb is functioning properly. References The answer and explanation are based on general knowledge and common safety practices for handling electrical appliances; specific documents or standards on Scripting and Programming Foundations are not applicable here. The image displays multiple-choice options for ordering tasks needed to safely replace a lamp's light bulb, providing an interactive learning method for understanding safety procedures in handling electrical items.

• Question 2:

  Which function is used to get user input in Python 3?

  A. scanf()
  B. input()
  C. get()
  D. read()
  B. input()

  ---

  explanation:

  Explanation

  input() is used to capture user input as a string in Python 3.

• Question 3:

  What will the following code output?

  x = 5

  y = 10

  print("Sum:", x + y)

  A. Sum: 15
  B. Sum: 510
  C. 15
  D. Error
  A. Sum: 15

  ---

  explanation:

  Explanation

  x + y performs integer addition, resulting in Sum: 15.

• Question 4:

  What is the result of the following code? print(10 / 4)

  A. 2
  B. 2.5
  C. 2.0
  D. 2.25
  B. 2.5

  ---

  explanation:

  Explanation

  / performs floating-point division in Python.

• Question 5:

  In a while loop, what is essential to prevent an infinite loop?

  A. A print statement
  B. An update to the loop variable
  C. A return statement
  D. A break statement
  B. An update to the loop variable

  ---

  explanation:

  Explanation

  Updating the loop variable is crucial to avoid infinite loops.

• Question 6:

  What is the output of this code snippet? for i in range(2, 6):

  print(i, end=" ")

  A. 2 3 4 5 6
  B. 2 3 4 5
  C. 2 4 6
  D. 2 3 4
  B. 2 3 4 5

  ---

  explanation:

  Explanation

  range(2, 6) generates numbers from 2 to 5, inclusive of 2 but exclusive of 6.

• Question 7:

  Which of the following data types can store a sequence of characters?

  A. int
  B. float
  C. string
  D. boolean
  C. string

  ---

  explanation:

  Explanation

  A string stores a sequence of characters in Python, such as "hello".

• Question 8:

  What will this code print?

  x = 3

  y = 4

  print(x ** y)

  A. 12
  B. 81
  C. 64
  D. Error
  B. 81

  ---

  explanation:

  Explanation

  ** is the exponentiation operator in Python. 3 ** 4 equals 81.

• Question 9:

  Which statement correctly checks if a variable x is even?

  A. if x % 2 == 0:
  B. if x / 2 == 0:
  C. if x == 2:
  D. if x % 2 != 0:
  A. if x % 2 == 0:

  ---

  explanation:

  Explanation

  The modulus operator % checks if x is evenly divisible by 2.

• Question 10:

  Which of the following is a logical operator in Python?

  A. +
  B. andand
  C. and
  D. ==
  C. and

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  explanation:

  Explanation

  and is a logical operator in Python used for conditional checks.