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Chapter 4: Problem 45

True or False All lines in a block should be indented one level.

Short Answer

Expert verified
True or False: All lines in a block should be indented one level. Answer: True Explanation: In general, all lines in a block should be indented one level to maintain proper code structure and readability. This helps developers to easily identify where a block starts and ends and provides a consistent flow to the code. However, it's important to note that not all languages strictly enforce indentation conventions and it may not be universally true for every language or context.

Step by step solution

01

Consider the definition of a block

A block is generally a group of related statements or elements that need to be executed or read together. In many programming languages, this is represented by enclosed curly braces ({ }), or by indentation itself in languages like Python. The key to understanding a block is to recognize a visually organized group of statements where the consistency in indentation helps with readability and code clarity.
02

Examine line indentation

For most programming languages, proper indentation is essential for clear code structure and readability. Indenting each level consistently helps developers to easily identify where a block starts and ends. Consistency in indentation makes it easier to read and understand the code's flow.
03

Analyze exceptions and alternatives

It's important to note that not all languages strictly enforce indentation conventions, while others do. In some cases, inconsistency in indentation might not necessarily break the code, but it's still not a recommended practice as it may lead to confusion and difficulties in troubleshooting, readability, and maintainability.
04

Conclusion: True or False

Given the general importance of indentation and readability, we can conclude that the statement is "True": All lines in a block should be indented one level. However, it may not be universally true for every language or context, and it's important to be familiar with the specific requirements and conventions of the language being used.

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Most popular questions from this chapter

Using the following chart, write an if /else if statement that assigns \(.10, .15,\) or .20 to commission, depending on the value in sales. $$\begin{array}{ll} \hline \text { Sales } & \text { Commission Rate } \\ \hline \text { Up to } \$ 10,000 & 10 \% \\ \$ 10,000 \text { to } \$ 15,000 & 15 \% \\ \text { Over } \$ 15,000 & 20 \% \\ \hline \end{array}$$

In an if / else if statement, what is the purpose of a trailing else?

Assume the variables \(x=5, y=6,\) and \(z=8 .\) Indicate by circling the \(T\) or \(F\) whether each of the following conditions is true or false: $$7<=x \& \& \quad z>4$$

If the sub-expression on the left of the ______ logical operator is false, the right sub-expression is not checked.

Describe the difference between the if / else if statement and a series of if statements.
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