PCAP-31-03 exam

What is true about Python packages? (Select two answers)A . the sys.path variable is a list of stringsB . _pycache_is a folder that stores semi-completed Python modulesC . a package contents can be stored and distributed as an mp3 fileD . a code designed to initialize a package's state should...

What is the expected output of the following code? A . 3B . 5C . 4D . an exception is raisedView AnswerAnswer: A

Assuming that the math module has been successfully imported, which of the following expressions evaluate to True? (Select two answers)A . math. hypot (3,4) == math.sqrt (25)B . math. hypot (2,5) == math.truec (2.5)C . math. hypot (2,5) == math.true (2.5)D . math. cell (2,5) == math.floor (2.5)View AnswerAnswer: A,B

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 . 1B . 0C . -1D . an exception is raisedView AnswerAnswer: C

Assuming that the following inheritance set is in force, which of the following classes are declared properly? (Select two answers) A . class Class_4 (D, A) : passB . class Class_1(C,D): passC . class Class_3(A,C): passD . class Class_2(B,D): passView AnswerAnswer: A,B

What is a true about python class constructors? (Select two answers)A . the constructor must have at least one parameterB . the constructor must return a value other than NoneC . the constructor is a method named_init_D . there can the more than one constructor in a Python class.View AnswerAnswer:...

Assuming that the following code has been executed successfully, selected the expression which evaluate to True (Select two answers) A . a ( ) == 4B . a is not NoneC . b ( ) == 4D . a ! = bView AnswerAnswer: B,D

Which of the following statement are true? (Select two answers)A . closing an open file is performed by the closefile ( ) functionB . the second open ( ) argument describes the open mode and defaults to ‘w’C . if open ( ) ‘s second argument is ‘r’ the file...

What can you deduce from the following statement? (Select two answers) str = open('file.txt', "rt")A . str is a string read in from the file named file.txtB . a newlina character translation will be performed during the readsC . if file. txt does not exist, it will be createdD ....

What is the expected behavior of the following code? A . it outputs 2B . the code is erroneous and it will not executeC . it outputs 1D . it outputs 3View AnswerAnswer: C