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Updated Jan-2022 Exam PCAP-31-03 Dumps - Pass Your Certification Exam
Topics of PCAP - Certified Associate in Python Programming (PCAP-31-03) Exam
The syllabus for the PCAP-31-03 dumps is listed below in detail of each section and their topics:
1. Control and Evaluations (25%)
Objectives covered by this section:
- the pass instruction
- simple strings: constructing, assigning, indexing, slicing comparing, immutability
- string operators: * +
- basic input and output: input(), print(), int(), float(), str() functions
- formatting print() output with end= and sep= arguments
- building loops: while, for, range(), in, iterating through sequences
- simple lists: constructing vectors, indexing, and slicing, the len() function
- Boolean operators: not and or
- basic concepts: interpreting and the interpreter, compilation and the compiler, language elements, lexis, syntax and semantics, Python keywords, instructions, indenting
- assignments and shortcut operators
- conditional statements: if, if-else, if-elif, if-elif-else
- operators: unary and binary, priorities and binding
- literals: Boolean, integer, floating-point numbers, scientific notation, strings
- expanding loops: while-else, for-else, nesting loops, and conditional statements
- relational operators (== != > >= < <= ), building complex Boolean expressions
- numeric operators: * / % // + â
- controlling loop execution: break, continue
- bitwise operators: ~ & ^ | « »
- accuracy of floating-point numbers
2. Data Aggregates (25%)
Objectives covered by this section:
- dictionaries: building, indexing, adding and removing keys, iterating through dictionaries as well as their keys and values, checking key existence, keys(), items(), and values() methods
- tuples vs. lists: similarities and differences, lists inside tuples and tuples inside lists
- strings in detail: ASCII, UNICODE, UTF-8, immutability, escaping using the \ character, quotes and apostrophes inside strings, multiline strings, copying vs. cloning, advanced slicing, string vs. string, string vs. non-string, basic string methods (upper(), lower(), isxxx(), capitalize(), split(), join(), etc.) and functions (len(), chr(), ord()), escape characters
- tuples: indexing, slicing, building, immutability
- lists in lists: matrices and cubes
- lists in detail: indexing, slicing, basic methods (append(), insert(), index()) and functions (len(), sorted(), etc.), del instruction, iterating lists with the for loop, initializing, in and not in operators, list comprehension, copying and cloning
3. Functions and Modules (25%)
Objectives covered by this section:
- import directives, qualifying entities with module names, initializing modules
- the if operator
- Python hashbangs, using multiline strings as module documentation
- writing and using modules, the name variable
- hiding module entities
- pyc file creation and usage
- defining and invoking your functions and generators
- constructing and distributing packages, packages vs. directories, the role of the init.py file
- lambda functions, defining and using
- return and yield keywords, returning results, the None keyword, recursion
- converting generator objects into lists using the list() function
- parameters vs. arguments, positional keyword and mixed argument passing, default parameter values
- map(), filter(), reduce(), reversed(), sorted() functions and the sort() method
- name scopes, name hiding (shadowing), the global keyword
4. Classes, Objects, and Exceptions (25%)
Objectives covered by this section:
- input/output basics: opening files with the open() function, stream objects, binary vs. text files, newline character translation, reading and writing files, byte array objects
- the role of the str method
- the try-except-else-finally block, the raise statement, the except-as variant
- the anatomy of an exception object
- name mangling
- read(), readinto(), readline(), write(), close() methods
- defining your classes, superclasses, subclasses, inheritance, searching for missing class components, creating objects
- hasattr(), type(), issubclass(), isinstance(), super() functions
- using predefined exceptions and defining your ones
- adding your exceptions to an existing hierarchy
- invoking methods, passing and using the self-argument/parameter
- class methods: defining and using the self-parameter meaning and usage
- assertions
- class attributes: class variables and instance variables, defining, adding, and removing attributes, explicit constructor invocation
- exceptions hierarchy, assigning more than one exception to one except branch
- inheritance and overriding, finding class/object components
- single inheritance vs. multiple inheritances
- introspection: dict, name, module, bases properties, examining class/object structure
- the init method
- writing and using constructors
How to study the PCAP - Certified Associate in Python Programming (PCAP-31-03) Exam
Preparation and study materials for the PCAP - Certified Associate in Python Programming (PCAP-31-03) Exam is provided by several online platforms including the Python Institute for free. Interested candidates can simply search online with the name of the exam and can find learning materials or take the highly recommended PCAP-31-03 practice exams. To use the material provided by Python Institute, sign up for PCAP - Certified Associate in Python Programming (PCAP-31-03) course to immerse yourself in programming and to learn Python from scratch. Their course will train you for jobs and professions related to the widely known development of the software, which involves not only developing the code itself as a junior developer, but also designing computer systems and testing software.
Completing this course can be a step-stone for learning some other language of programming and exploring technologies that use Python as a basis (e.g., Django). This introductory course is characterized by its student affordability, friendliness, and transparency. It all starts from the absolute basics, leading you to complex problems step by step, making you a responsible software developer capable of taking on numerous challenges in many IT industry positions. Refer to the links at the end of this document for more information on study materials.
NEW QUESTION 59
Which of the following statements are true? (Select two answers)
- A. if invoking open () fails, an exception is raised
- B. instd, outstd, errstd are the names of pre-opened streams
- C. open () is a function which returns an object that represents a physical file
- D. open () requires a second argument
Answer: A,C
NEW QUESTION 60
Assuming that the following inheritance set is in force, which of the following classes are declared properly?
(Select two answers)
- A. class Class_3(A,C): pass
- B. class Class_1(C,D): pass
- C. class Class_2(B,D): pass
- D. class Class_4 (D, A) : pass
Answer: A,D
NEW QUESTION 61
What is the expected output of the following snippet?
- A. ABC
- B. abc
- C. 0
- D. The code will cause a runtime exception
Answer: D
Explanation:
NEW QUESTION 62
Which of the following snippets will execute without raising any unhandled exceptions? (Select answers) A)
B)
C)
D)
- A. Option B
- B. Option A
- C. Option D
- D. Option C
Answer: A,C,D
NEW QUESTION 63
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 64
The following expression
1+-2
is:
- A. invalid
- B. equal to 1
- C. equal to -1
- D. equal to 2
Answer: C
Explanation:
NEW QUESTION 65
Which of the listed actions can be applied to the following tuple? (Select two answers)
- A. tup [0]
- B. tup.append (0)
- C. del tup
- D. tup [:]
Answer: C,D
NEW QUESTION 66
Which one of the platform module functions should be used to determine the underlying platform name?
- A. platform.python_version()
- B. platform.uname ()
- C. platform.platform ()
- D. platform.processor()
Answer: C
NEW QUESTION 67
Which of the following lines of code will work flawlessly when put independently inside the add_new () method in order to make the snippet's output equal to [0, 1, 21 ? (Select two answers)
- A. self.queue.append(self.get last() +1)
- B. queue.append(self.get last () + 1)
- C. self.queue.append(self.queue[+1]
- D. self.queue.append(get_Iast() + 1)
Answer: A
NEW QUESTION 68
What is true about the following snippet? (Select two answers)
- A. the code will raise an unhandled exception
- B. the siring I feel fine 'will be seen
- C. the string what a pity will be seen
- D. the string it's nice to see you will be seen
Answer: B,C
NEW QUESTION 69
Assuming that the following code has been executed successfully, selected the expression which evaluate to True (Select two answers) Def f (x, y); Nom, denom = x, y def g ( ) ; Return nom / denom A = f (1, 2) B = f (3, 4)
- A. a is not None
- B. b ( ) == 4
- C. a ! = b
- D. a ( ) == 4
Answer: A,C
NEW QUESTION 70
What is the expected behavior of the following code?
- A. it outputs 0
- B. it outputs 1
- C. it outputs 2
- D. it raises an exception
Answer: D
NEW QUESTION 71
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 2
- D. it outputs 3
Answer: A
NEW QUESTION 72
A class constructor (Select two answers)
- A. can be invoked directly from any of the subclasses
- B. can be invoked directly from any of the superclasses
- C. can return a value
- D. cannot be invoked directly from inside the class
Answer: A,D
NEW QUESTION 73
How many lines does the following snippet output?
- A. three
- B. one
- C. four
- D. two
Answer: A
NEW QUESTION 74
Assuming that the code below has been placed inside a file named code.py and executed successfully, which of the following expressions evaluate to True? (Select two answers)
- A. len(ClassB.__bases__) == 1
- B. ClassA. _module_ == 'ClassA'
- C. str(Object) == 'Object'
- D. _name == _main_'
Answer: A,D
NEW QUESTION 75
What is the expected behavior of the following code?
- A. it outputs 6
- B. it raises an exception
- C. it outputs 1
- D. it outputs 3
Answer: A
NEW QUESTION 76
What is the expected behavior of the following code?
It will:
- A. print 0
- B. cause a runtime exception
- C. prints 3
- D. print an empty line
Answer: B
NEW QUESTION 77
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)
- A. dir={'Mom':5551234567, 'Dad':5557654321>
- B. dir={'Mom':'5551234567', * Dad':'5557654321'}
- C. dir={Mom:'5551234567', Dad:'5557654321'}
- D. dir={Mom:5551234567, Dad:5557654321}
Answer: C,D
NEW QUESTION 78
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 79
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