Which statements about designing data types (§3.3) are true? Select all that apply. Wrong choices reduce your mark (not below 0).
Watter stellings oor die ontwerp van datatipes is waar? Kies al die korrekte opsies. Verkeerde keuses verminder jou punt (nie onder 0 nie).

Question

Which statements about designing data types (§3.3) are true? Select  all  that apply. Wrong choices reduce your mark (not below 0). 
 Watter stellings oor die ontwerp van datatipes is waar? Kies  al  die korrekte opsies. Verkeerde keuses verminder jou punt (nie onder 0 nie).

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Immutable types such as str are harder to use correctly than mutable ones. /  Onveranderbare tipes soos str is moeiliker om korrek te gebruik as veranderbare tipes.

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A wide interface (many methods) is the best API design, because clients get everything they might need. /  'n Wye koppelvlak (baie metodes) is die beste API-ontwerp, omdat kliënte alles kry wat hulle nodig kan hê.

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Duck typing means Python checks argument types before calling a function. /  Eendtipering beteken dat Python argumenttipes nagaan voordat 'n funksie geroep word.

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a is b  is True only if a and b refer to the same object. /  a is b  is slegs True as a en b na dieselfde objek verwys.

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Encapsulation lets an implementation change its representation without changing client code. /  Inkapseling laat 'n implementasie toe om sy voorstelling te verander sonder om kliëntkode te verander.

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An assertion that is False raises an  AssertionError . /  'n Bewering (assert) wat vals is, gee 'n  AssertionError .

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Python enforces privacy: clients cannot read instance variables whose names start with an underscore. /  Python dwing privaatheid af: kliënte kan nie instansieveranderlikes lees wie se name met 'n onderstreep begin nie.

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If a class does not define  __eq__() ,  ==  tests whether two references are to the same object. /  As 'n klas nie  __eq__()  definieer nie, toets  ==  of twee verwysings na dieselfde objek is.

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Which statements about designing data types (§3.3) are true? Select all that a...

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