Given the following custom class myClass , which of the following statements are TRUE? Select all that apply. class myclass: def _init_(self, code, name): self.code = code self.name = name self.roster = [] def enrol(self, 1st: list[str]) -> None: "*" Add each element of to the roster once. for item in 1st: if item not in self.roster: self.roster.append(1st) O The attribute roster cannot be defined, since it's not a parameter of the initializer. O The method enrol is correct. O The method enrol is incorrect because it doesn't properly add elements to the roster. O The method enrol is incorrect because it doesn't properly ignore duplicate string elements. O The method enrol is incorrect because it doesn't return anything. O The initializer is incorrect as it creates more attributes than are passed. O The command print(c.roster) prints the list roster, where c is an instance of myClass. O The command print(c.roster) prints a memory address, as_repr or_str aren't defined.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Given the following custom class myClass , which of the following statements are TRUE? Select all that apply.
class myClass:
def _init_(self, code, name):
self.code = code
self.name = name
self.roster = []
def enrol(self, 1st: list[str]) -> None:
""" Add each element of <1st> to the roster once.
for item in 1st:
if item not in self.roster:
self.roster.append(1st)
O The attribute roster cannot be defined, since it's not a parameter of the initializer.
O The method enrol is correct.
O The method enrol is incorrect because it doesn't properly add elements to the roster.
O The method enrol is incorrect because it doesn't properly ignore duplicate string elements.
O The method enrol is incorrect because it doesn't return anything.
O The initializer is incorrect as it creates more attributes than are passed.
O The command print(c.roster) prints the list roster, where cis an instance of myClass.
O The command print(c.roster) prints a memory address, as _repr_ or_str_ aren't defined.
Transcribed Image Text:Given the following custom class myClass , which of the following statements are TRUE? Select all that apply. class myClass: def _init_(self, code, name): self.code = code self.name = name self.roster = [] def enrol(self, 1st: list[str]) -> None: """ Add each element of <1st> to the roster once. for item in 1st: if item not in self.roster: self.roster.append(1st) O The attribute roster cannot be defined, since it's not a parameter of the initializer. O The method enrol is correct. O The method enrol is incorrect because it doesn't properly add elements to the roster. O The method enrol is incorrect because it doesn't properly ignore duplicate string elements. O The method enrol is incorrect because it doesn't return anything. O The initializer is incorrect as it creates more attributes than are passed. O The command print(c.roster) prints the list roster, where cis an instance of myClass. O The command print(c.roster) prints a memory address, as _repr_ or_str_ aren't defined.
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