
Polymorphism
Authored by Roman Popper
Computers
1st Grade
Used 3+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dedičnosť (inheritance) medzi dvoma triedami vyjadruje vzťah "je" (1 trieda je zároveň druhou triedou, je potomkom tej triedy)
Pravda
Nepravda
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dedičnosť (inheritance) medzi dvoma triedami vyjadruje vzťah "má"/"používa" (1 trieda má/používa druhú triedu)
Pravda
Nepravda
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Z koľkých iných tried môže trieda dediť?
1
2
3
ľubovoľný počet
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Ktoré sú základné piliere objektového programovania?
Abstrakcia
Zapúzdrenie (enkapsulácia)
Dedičnosť
Polymorfizmus
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Dedičnosť nám umožňuje vytvárať triedy, ktoré môžu:
používať prístupné vlastnosti a správanie triedy, z ktorej dedia
rozširovať funkcionalitu triedy, z ktorej dedia
pristupovať a meniť private premenné a metódy triedy, z ktorej dedia
upraviť správanie metód pre ich špecifické potreby
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ak chceme aby určité premenné alebo metódy triedy boli viditeľné len v rámci tej triedy a zároveň len v triede, ktorá z nej dedí, použijeme pri nich podifikátor prístúpu:
private
neuvedieme žiadny
public
protected
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aké kľúčové slovo použijeme v kóde pri volaní premenných, či metód triedy, z ktorej dedíme?
super
father
base
nepotrebujeme na to kľúčové slovo, dá sa to automaticky
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