Concepts Of Programming Languages
12th Edition
ISBN: 9780134997186
Author: Sebesta, Robert W.
Publisher: Pearson,
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Textbook Question
Chapter 5, Problem 9RQ
What are the advantages and disadvantages of implicit declarations?
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Exercise 4
Implicit declarations are not good for reliability and writability because misspelled identifier names cannot be detected by the compiler.
True or False
Describe whether or whether implicit declaration or explicit declaration is more effective in large-scale applications.
Is it possible to do type checking during the compilation of a language that uses dynamic scoping? Why? Is it feasible to do type checking in a language that uses static scoping? Why?
Chapter 5 Solutions
Concepts Of Programming Languages
Ch. 5 - Prob. 1RQCh. 5 - Prob. 2RQCh. 5 - Prob. 3RQCh. 5 - Which category of C++ reference variables always...Ch. 5 - Prob. 5RQCh. 5 - Prob. 6RQCh. 5 - Prob. 7RQCh. 5 - Prob. 8RQCh. 5 - What are the advantages and disadvantages of...Ch. 5 - Prob. 10RQ
Ch. 5 - Prob. 11RQCh. 5 - Prob. 12RQCh. 5 - How is a reference to a nonlocal variable in a...Ch. 5 - What is the general problem with static scoping?Ch. 5 - What is the referencing environment of a...Ch. 5 - Prob. 16RQCh. 5 - What is a block?Ch. 5 - What is the purpose of the let constructs in...Ch. 5 - What is the difference between the names defined...Ch. 5 - Prob. 20RQCh. 5 - Prob. 21RQCh. 5 - What are the advantages of named constants?Ch. 5 - Which of the following identifier forms is most...Ch. 5 - Prob. 2PSCh. 5 - Write a simple assignment statement with one...Ch. 5 - Prob. 4PSCh. 5 - Describe a situation when a history-sensitive...Ch. 5 - Consider the following C program void fun (void) {...Ch. 5 - Consider the following skeletal C program: void...Ch. 5 - Which of the following identifier forms is most...Ch. 5 - Prob. 2PECh. 5 - Write a simple assignment statement with one...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Similar questions
- In large scale applications, explain whether or not explicit declaration has a better impact over implicit declaration.arrow_forwardExplain whether or not explicit declaration has a greater effect than implicit declaration in large-scale applications.arrow_forwardCan subprograms be overloaded?arrow_forward
- Explain the significance of declaring data types for variables in strongly-typed languages like C++ or Java.arrow_forwardCan a language that uses dynamic scoping do type checking at compile time? Why? Can a language that uses static scoping do type checking at run time? Why?arrow_forwardWhere does static type checking differ from dynamic type checking?arrow_forward
- Can type checking be used while compiling a language with dynamic scoping? Why? Is type checking feasible in a static scoping language? Why?arrow_forwardWhat are the key distinctions between static variables and instance variables?arrow_forwardWhat are the key differences between dynamic and static type checking, and why are they important?arrow_forward
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