PCAP-Asociado certificado en Python Programming Examing PCAP-31-03 Volcos en línea [Actualizado 2022]

Posted by: Martina Comments: 0 Post Date: agosto 20, 2022

Martina2022-08-20T02:55:57+00:00

¿Está planeando ser PCAP ™ – Asociado certificado en Python Programming Certified? Esta certificación se centra en el enfoque de programación orientado a objetos de Python, y muestra que el individuo está familiarizado con los aspectos más avanzados de la programación, incluidos los elementos esenciales de la OOP, los elementos esenciales de los módulos y los paquetes, el mecanismo de manejo de excepciones en OOP, operaciones avanzadas. En cadenas, comprensiones de lista, lambdas, generadores, cierres y procesamiento de archivos. Deberá aprobar el examen PCAP-31-03 con éxito para obtener la certificación PCAP. Los vertederos PCAP-31-03 actualizados de Realexam.es están disponibles para su aprendizaje. A continuación, compartimos los volcados PCAP-31-03 gratuitos en línea para ayudarlo a leer la certificación PCAP PCAP-31-03 vertederos de realexam.es.

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1. What is the expected behavior of the following code?

it outputs 1

it outputs 2

the code is erroneous and it will not execute

it outputs 3

2. Assuming that the math module has been successfully imported, which of the following expressions evaluate to True? (Select two answers)

math. hypot (3,4) == math.sqrt (25)

math. hypot (2,5) == math.truec (2.5)

math. hypot (2,5) == math.true (2.5)

math. cell (2,5) == math.floor (2.5)

3. What is the expected behavior of the following code?

it outputs list assignment index out of range

the code is erroneous and it will not execute

it outputs <class 'IndexError'>

it outputs error

4. What is true about Python packages? (Select two answers)

the__name__variable content determines the way in which the module was run

a package can be stored as a tree of sub-directories/sub-folders

__pycache__is the name of a built-in variable

hashbang is the name of a built-in Python function

5. What will be the value of the i variable when the while e loop finishes its execution?

the variable becomes unavailable

6. Which of the following statements are true? (Select two answers)

open () is a function which returns an int that represents a physical file handle

the second open () argument is optional

instd, outstd, errstd are the names of pre-opened streams

if invoking open () fails, the value None is returned

7. With regards to the directory structure below, select the proper forms of the directives in order to import module_a. (Select two answers)

import pypack.module_a

import module_a from pypack

import module_a

from pypack import module_a

8. What is the expected behavior of the following code?

it raises an exception

it outputs True

it outputs False

it outputs nothing

9. The following expression

1+-2

is:

equal to 1

invalid

equal to 2

equal to -1

10. Which of the following invocations are valid? (Select two answers)

sorted ("python'')

"python" .sort ( )

sort" ("python")

"python' ,find (")

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11. What is the expected output of the following code?

abcef

The program will cause a runtime exception error

acdef

abdef

12. What is a true about python class constructors? (Select two answers)

the constructor must have at least one parameter

the constructor must return a value other than None

the constructor is a method named_init_

there can the more than one constructor in a Python class.

13. The__bases__property contains:

base class locations (addr)

base class objects (class)

base class names (str)

base class ids (int)

14. The following class hierarchy is given .

What is the expected out of the code?

15. What is true about Python packages? (Select two answers)

the sys.path variable is a list of strings

_pycache_is a folder that stores semi-completed Python modules

a package contents can be stored and distributed as an mp3 file

a code designed to initialize a package's state should be placed inside a file named init.py

16. A method for passing the arguments used by the following snippet is called:

sequential

named

positional

keyword

17. Assuming that the following code has been executed successfully, select the expressions which evaluate to True (Select two answers.)

a is not None

a ! =b

b () ==4

a () == 4

18. What is the expected behavior of the following code?

it outputs [1, 3]

the code is erroneous and it will not execute

it outputs [3, 1]

it outputs [4, 2, 0]

19. 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 -

<<<

>>>

20. 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) )

-1

an exception is raised

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21. A variable stored separately in every object is called:

there are no such variables, all variables are shared among objects

a class variable

an object variable

an instance variable

22. You are going to read 16 bytes from a binary file into a bytearray called data .

Which lines would you use?

data = bytearray (16) bf.readinto (data)

data = binfile.read (bytearray (16))

bf. readinto (data = bytearray (16))

data = bytearray (binfile.read (16))

23. Assuming that the following inheritance set is in force, which of the following classes are declared properly? (Select two answers)

class Class_4 (D, A) : pass

class Class_1(C,D): pass

class Class_3(A,C): pass

class Class_2(B,D): pass

24. What is the expected output of the following snippet?

abc

The code will cause a runtime exception

ABC

123

25. An operator able to perform bitwise shifts is coded as (select two answers)

- -

26. What is the expected behavior of the following code?

it outputs 2

the code is erroneous and it will not execute

it outputs 3

it outputs :

27. Assuming that the code below has been executed successfully, which of the following expressions evaluate to True? (Select two answers)

'var' in Object.__dict__

'prop' in Class.__dict

len(Object.__diet__) == 1

'var1 in Class, dict

28. What is the expected behavior of the following code?

It outputs False

It outputs nothing

It outputs True

It raises an exception

29. You need data which can act as a simple telephone directory. You can obtain it with the following clauses (choose two relevant variants; assume that no other items have been created before)

dir={'Mom':5551234567, 'Dad':5557654321>

dir={'Mom':'5551234567', * Dad':'5557654321'}

dir={Mom:5551234567, Dad:5557654321}

dir={Mom:'5551234567', Dad:'5557654321'}

30. What will the value of the i variable be when the following loop finishes its execution?

the variable becomes unavailable

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31. 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)

From pymod import ‘ Pymod.pyfun ( )

Import pymod Pymod. Pyfun ( )

Import pyfun from pymod Pyfun ( )

From pymod import pyfun Pyfun ( )

32. What is the expected behavior of the following code?

It will:

print 0

cause a runtime exception

prints 3

print an empty line

33. What is the expected behavior of the following code?

it outputs 1

it outputs 0

it raises an exception

it outputs 2

34. What is the expected output of the following snippet?

35. If you want to access an exception object's components and store them in an object called e, you have to use the following form of exception statement

except Exception(e):

except e=Exception:

except Exception as e:

such an action is not possible in Python

36. What is the expected output of the following code if there is no file named non existing_file inside the working directory?

2 2

1 3

1 2 3

2 2 3

37. Which of the following expression evaluate to True? (Select two answers)

A)

Option A

Option B

Option C

Option D

38. If you need to serve two different exceptions called Ex1 and Ex2 in one except branch, you can write:

except Ex1 Ex2:

except (ex1, Ex2):

except Ex1, Ex2:

except Ex1+Ex2:

39. Which of the following expressions evaluate to True? (Select two answers)

str(1-1) in '012345£739'[:2]

'phd' in 'alpha'

'deb' not in 'abcde' [::-1]

'True' not in 'False'

40. What is true about Object-Oriented Programming in Python? (Select two answers)

encapsulation allows you to protect some data from uncontrolled access

the arrows on a class diagram are always directed from a superclass towards its subclass

inheritance is the relation between a superclass and a subclass

an object is a recipe for a class

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41. Which of the following statement are true? (Select two answers)

closing an open file is performed by the closefile ( ) function

the second open ( ) argument describes the open mode and defaults to ‘w’

if open ( ) ‘s second argument is ‘r’ the file must exist or open will fail

if open ( )’s second argument is ‘w’ and the invocation succeeds, the previous file’s content is lost

42. What is the expected output of the following code?

an exception is raised

43. 1.Which of the following expression evaluate to True? (Select two answers)

len(''•) == 1

len(""" """) == o

chr(ordCA') + 1) == 'B'

ord("Z") - ord("z") -- ord("0")

44. What is the expected behavior of the following code?

it outputs 'None'

it outputs 3

it raises an exception

it outputs 0

45. What can you do if you don’t like a long package path like this one?

you can make an alias for the name using the alias keyword

nothing, you need to come to terms with it

you can shorten it to alpha. zeta and Python will find the proper connection

you can make an alias for the name using the as keyword

46. What can you deduce from the following statement? (Select two answers)

str = open('file.txt', "rt")

str is a string read in from the file named file.txt

a newlina character translation will be performed during the reads

if file. txt does not exist, it will be created

the opened file cannot be written with the use of the str variable

47. Which of the following lines of code will work flawlessly when put independently inside theadd_new () method in order to make the snippet's output equal to [0, 1, 1]? (Select two answers)