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NEW QUESTION 26
What is the expected output of the following snippet?
- A. 0
- B. 1
- C. the code is erroneous
- D. 2
Answer: C
NEW QUESTION 27
With regards to the directory structure below, select the proper forms of the directives in order to import module_a. (Select two answers)
- A. import module_a from pypack
- B. import module_a
- C. import pypack.module_a
- D. from pypack import module_a
Answer: C,D
NEW QUESTION 28
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
NEW QUESTION 29
The following expression
1+-2
is:
- A. equal to 2
- B. equal to -1
- C. equal to 1
- D. invalid
Answer: B
Explanation:
NEW QUESTION 30
What is the expected behavior of the following code?
- A. it raises an exception
- B. it outputs 0
- C. it outputs 'None'
- D. it outputs 3
Answer: D
NEW QUESTION 31
What is the expected output of the following code?
- A. an exception is raised
- B. 0
- C. 1
- D. 2
Answer: B
NEW QUESTION 32
Which of the following snippets will execute without raising any unhandled exceptions? (Select answers) A)
B)
C)
D)
- A. Option C
- B. Option B
- C. Option A
- D. Option D
Answer: A,B,D
NEW QUESTION 33
You are going to read 16 bytes from a binary file into a bytearray called dat a. Which lines would you use? (Select two answers)
- A. data = bytearray (binfile.read (16))
- B. data = bytearray (16) bf.readinto (data)
- C. data = binfile.read (bytearray (16))
- D. bf. readinto (data = bytearray (16))
Answer: A,B
Explanation:
https://docs.python.org/3/library/functions.html#func-bytearray
https://docs.python.org/3/library/io.html
NEW QUESTION 34
What is true about the following snippet? (Select two answers)
- A. the siring I feel fine 'will be seen
- B. the string what a pity will be seen
- C. the code will raise an unhandled exception
- D. the string it's nice to see you will be seen
Answer: A,B
NEW QUESTION 35
What is the expected behavior of the following code?
- A. the code is erroneous and it will not execute
- B. it outputs 1
- C. it outputs 3
- D. it outputs 2
Answer: B
NEW QUESTION 36
A method for passing the arguments used by the following snippet is called:
- A. positional
- B. keyword
- C. named
- D. sequential
Answer: A
NEW QUESTION 37
What is the expected behavior of the following code?
- A. it raises an exception
- B. it outputs 'None'
- C. it outputs 0
- D. it outputs 3
Answer: C
NEW QUESTION 38
Assuming that the following piece of code has been executed successfully, which of the expressions evaluate to True? (Select two answers)
- A. B.VarA == 3
- B. hasattr(obj_b, 'prop_aa')
- C. obj_b.prop_a == 3
- D. isinstance(obj_c,A)
Answer: B,D
NEW QUESTION 39
Which of the following invocations are valid? (Select two answers)
- A. rfind("python","r")
- B. "python".index("th")
- C. sorted("python")
- D. "python".sort ()
Answer: B,C
NEW QUESTION 40
Assuming that the V variable holds an integer value to 2, which of the following operators should be used instead of OPER to make the expression equal to 1?
V OPER 1 -
- A. >>
- B. <<<
- C. <<
- D. >>>
Answer: A
NEW QUESTION 41
What is true about Python packages? (Select two answers)
- A. the__name__variable content determines the way in which the module was run
- B. a package can be stored as a tree of sub-directories/sub-folders
- C. __pycache__is the name of a built-in variable
- D. hashbang is the name of a built-in Python function
Answer: D
NEW QUESTION 42
What is the expected behavior of the following code?
- A. it outputs error
- B. the code is erroneous and it will not execute
- C. it outputs <class ' IndexError' >
- D. it outputs list assignment index out of range
Answer: D
NEW QUESTION 43
Assuming that the following code has been executed successfully, select the expressions which evaluate to True (Select two answers)
- A. b( ) > 2
- B. a is b
- C. a is not None
- D. a() > 2
Answer: A,C,D
NEW QUESTION 44
What is true about the following snippet? (Select two answers)
- A. the siring I feel fine 'will be seen
- B. the string what a pity will be seen
- C. the code will raise an unhandled exception
- D. thestring it's niceto see youwill be seen
Answer: A,B
NEW QUESTION 45
Assuming that the following code has been executed successfully, select the expressions which evaluate to True (Select two answers)
- A. b( ) > 2
- B. a is b
- C. a is not None
- D. a() > 2
Answer: A,C,D
NEW QUESTION 46
Assuming that the math module has been successfully imported, which of the following expressions evaluate to True? (Select two answers)
- A. math. hypot (2,5) == math.truec (2.5)
- B. math. hypot (2,5) == math.true (2.5)
- C. math. cell (2,5) == math.floor (2.5)
- D. math. hypot (3,4) == math.sqrt (25)
Answer: A,D
NEW QUESTION 47
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. 0
- B. 1
- C. an errno value corresponding to file not found
- D. 2
Answer: A
NEW QUESTION 48
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