CS201: Chapter 2

In which phase of the waterfall model does the programmer determine how the program will do its task?

• analysis

• design

• implementation

• integration

What is another name for a rough draft or skeletal version of a program?

True or False: In programming, a data type consists of a set of values and a set of operations that can be performed on those values.

• True

• False

The newline character \n is called which of the following?

• escape sequence

• backspace

• horizontal tab

• print function

Variables receive their initial values and can be reset to new values with which of the following?

• variable reference

• program comment

• assignment statement

• escape sequence

True or False: In the 1960s, the original ASCII set encoded each keyboard character and several control characters using the integers from 0 through 255.

• True

• False

True or False: The precedence rules you learned in algebra apply during the evaluation of arithmetic expressions in Python.

• True

• False

Which of the following provides an easy way to perform operations on data values to produce other data values?

• strings

• expressions

• conversions

• modules

What is a module?

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Answer explanation

· Python includes many useful functions, which are organized in libraries of code called modules.

Which of the following is a chunk of code that can be called by name to perform a task?

• parameter

• argument

• function

• script