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EXAM CODE: PCAP-31-03
EXAM NAME: Certified Associate in Python Programming

SCORES:
Section 1 → 6 items, Max Raw Score: 12 (12%)
Section 2 → 5 items, Max Raw Score: 14 (14%)
Section 3 → 8 items, Max Raw Score: 18 (18%)
Section 4 → 12 items, Max Raw Score: 34 (34%)
Section 5 → 9 items, Max Raw Score: 22 (22%)

The test candidate who has passed the PCAP-31-03 test demonstrates the following proficiency in Python programming:
- an ability to design, develop and Boost multi-module computer applications coded in Python
- an ability to analyze and model real-life problems in OOP categories
- experience allowing her/him to take a job as a junior developer
- sufficient skills to create and develop her/his own programming portfolio
- the potential to use Python in everyday life applications including DIY activities

Section 1: Modules and Packages
Section 2: Exceptions
Section 3: Strings
Section 4: Object-Oriented Programming
Section 5: Miscellaneous


Modules and Packages (12%)
PCAP-31-03 1.1 – Import and use modules and packages

import variants: import, from import, import as, import *
advanced qualifying for nested modules
the dir() function
the sys.path variable
PCAP-31-03 1.2 – Perform evaluations using the math module

functions: ceil(), floor(), trunc(), factorial(), hypot(), sqrt()
PCAP-31-03 1.3 – Generate random values using the random module

functions: random(), seed(), choice(), sample()
PCAP-31-03 1.4 – Discover host platform properties using the platform module

functions: platform(), machine(), processor(), system(), version(), python_implementation(), python_version_tuple()
PCAP-31-03 1.5 – Create and use user-defined modules and packages

idea and rationale;
the __pycache__ directory
the __name__ variable
public and private variables
the __init__.py file
searching for/through modules/packages
nested packages vs. directory trees

Exceptions (14%)
PCAP-31-03 2.1 – Handle errors using Python-defined exceptions

except, except:-except, except:-else:, except (e1, e2)
the hierarchy of exceptions
raise, raise ex
assert
event classes
except E as e
the arg property
PCAP-31-02 2.2 – Extend the Python exceptions hierarchy with self-defined exceptions

self-defined exceptions
defining and using self-defined exceptions

Strings (18%)
PCAP-31-03 3.1 – Understand machine representation of characters

encoding standards: ASCII, UNICODE, UTF-8, code points, escape sequences
PCAP-31-03 3.2 – Operate on strings

functions: ord(), chr()
indexing, slicing, immutability
iterating through strings, concatenating, multiplying, comparing (against strings and numbers)
operators: in, not in
PCAP-31-03 3.3 – Employ built-in string methods

methods: .isxxx(), .join(), .split(), .sort(), sorted(), .index(), .find(), .rfind()

Object-Oriented Programming (34%)
PCAP-31-03 4.1 – Understand the Object-Oriented approach

ideas and notions: class, object, property, method, encapsulation, inheritance, superclass, subclass, identifying class components
PCEP-31-03 4.2 – Employ class and object properties

instance vs. class variables: declarations and initializations
the __dict__ property (objects vs. classes)
private components (instances vs. classes)
name mangling
PCAP-31-03 4.3 – Equip a class with methods

declaring and using methods
the self parameter
PCAP-31-03 4.4 – Discover the class structure

introspection and the hasattr() function (objects vs classes)
properties: __name__, __module__ , __bases__
PCAP-31-03 4.5 – Build a class hierarchy using inheritance

single and multiple inheritance
the isinstance() function
overriding
operators:
not is
, is
polymorphism
overriding the __str__() method
diamonds
PCAP-31-03 4.6 – Construct and initialize objects

declaring and invoking constructors

Miscellaneous (22%)
PCAP-31-03 5.1 – Build complex lists using list comprehension

list comprehensions: the if operator, nested comprehensions
PCAP-31-03 5.2 – Embed lambda functions into the code

lambdas: defining and using lambdas
self-defined functions taking lambdas as arguments
functions: map(), filter()
PCAP-31-03 5.3 – Define and use closures

closures: meaning and rationale
defining and using closures
PCAP-31-03 5.4 – Understand basic Input/Output terminology

I/O modes
predefined streams
handles vs. streams
text vs. binary modes
PCAP-31-03 5.5 – Perform Input/Output operations

the open() function
the errno variable and its values
functions: close(), .read(), .write(), .readline(), readlines()
using bytearray as input/output buffer