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NEW QUESTION 28
Assuming that the following snippet has been successfully executed, which of the equations are True? (Select two answers)
- A. a[0] + 1 == b[0]
- B. len(a) == len (b)
- C. b[0] fe- 1 == a[0]
- D. a [0] == b [0]
Answer: A,C
Explanation:
NEW QUESTION 29
A variable stored separately in every object is called:
- A. an instance variable
- B. a class variable
- C. an object variable
- D. there are no such variables, all variables are shared among objects
Answer: A
NEW QUESTION 30
What will the value of the i variable be when the following loop finishes its execution?
- A. 0
- B. 1
- C. the variable becomes unavailable
- D. 2
Answer: A
Explanation:
Pass only means there are no statements to execute it does not means the variable is unavailable. Try a Print statement Print(i) after the For Loop and there is your result.
NEW QUESTION 31
What is the expected output of the following code?
- A. an exception is raised
- B. 0
- C. 1
- D. 2
Answer: D
NEW QUESTION 32
What is true about Object-Oriented Programming in Python? (Select two answers)
- A. the same class can be used many times to build a number of objects
- B. if a real-life object can be described with a set of adjectives, they may reflect a Python object method
- C. each object of the same class can have a different set of methods
- D. a subclass is usually more specialized than its superclass
Answer: A,B
NEW QUESTION 33
Assuming that String is six or more letters long, the following slice
String[1:-2]
is shorter than the original string by:
- A. two chars
- B. one char
- C. three chars
- D. four chars
Answer: C
NEW QUESTION 34
What is the expected behavior of the following code?
- A. it outputs 3
- B. it outputs 1
- C. the code is erroneous and it will not execute
- D. it outputs 2
Answer: A
NEW QUESTION 35
What is the expected out of the following code of the file named zero_length_existing_file is a zero-length file located inside the working directory?
- A. an errno value corresponding to file not found
- B. 0
- C. 1
- D. 2
Answer: C
NEW QUESTION 36
You are going to read just one character from a stream called s. Which statement would you use?
- A. ch = input(s, 1)
- B. ch = s. input(1)
- C. ch = s. read(l)
- D. ch = read(s, 1)
Answer: C
NEW QUESTION 37
What is the expected output of the following code?
- A. 0
- B. True
- C. None
- D. False
Answer: B
NEW QUESTION 38
What is the expected output of the following snippet?
- A. False lower
- B. True upper
- C. False upper
- D. True lower
Answer: D
NEW QUESTION 39
What is the expected behavior of the following code?
- A. it outputs 0
- B. it raises an exception
- C. it outputs 1
- D. it outputs 2
Answer: A
NEW QUESTION 40
A compiler is a program designed to (select two answers)
- A. rearrange the source code to make it clearer
- B. translate the source code into machine code
- C. execute the source code
- D. check the source code in order to see if its correct
Answer: B,D
NEW QUESTION 41
A Python module named pymod, py contains a function named pyfun ( ).
Which of the following snippets will let you invoke the function? (Select two answers)
- A. Import pymod
Pymod. Pyfun ( ) - B. From pymod import pyfun
Pyfun ( ) - C. Import pyfun from pymod
Pyfun ( ) - D. From pymod import '
Pymod.pyfun ( )
Answer: A,B
NEW QUESTION 42
What is the expected output of the following code?
def foo(x,y,z):
return x(y) - x(z)
print{f00(lambda x: x % 2, 2, 1) )
- A. 0
- B. 1
- C. an exception is raised
- D. 2
Answer: B
NEW QUESTION 43
What is the expected output of the following snippet?
- A. 0
- B. 1
- C. 2
- D. the code is erroneous
Answer: A
Explanation:
NEW QUESTION 44
What is the output of the following piece of code?
- A. antbatcame1
- B. ant"bat"came1
- C. ant'bat'came1
- D. ant bat came1
Answer: B
Explanation:
NEW QUESTION 45
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