최신Python Institute PCPP1 - Certified Professional in Python Programming 1 - PCPP-32-101무료샘플문제

A. You should make object type comparisons using the ismstanceQ method (e.g. if isinstance (obj, int) :) instead of comparing types directly (eg if type(obj) is type(i)).

B. You should not write string literals that rely on significant trailing whitespaces as they may be visually indistinguishable, and certain editors may trim them

C. You should write code in a way that favors the CPython implementation over PyPy, Cython. and Jython.

D. You should use the not ... is operator (e.g. if not spam is None:), rather than the is not operator (e.g.if spam is notNone:), to increase readability.

A. varl is the name of a global variable

B. Excalibur is the value passed to an instance variable

C. self. name is the name of a class variable.

D. Weapon is the value passed to an instance variable

A. The fetchalt method returns None when no rows are available

B. The fetchone method returns None when no rows are available

C. The execute method is provided by the Cursor class

D. The execute method allows you to perform several queries at once

A. The code is missing a placeholder for unnamed parameters.

B. The *arg parameter holds a list of unnamed parameters

C. The code is syntactically correct despite the fact that the names of the function parameters do not follow the naming convention

D. The code is syntactically incorrect - the function should be defined as def f1 (*args, **kwargs)

A. The fetchall method returns an empty list when no rows are available

B. The sqhte3 module does not support transactions.

C. The sqlite3 module provides an interface compliant with the DB-API 2.0.

D. The special name memory is used to create a database in RAM.