Concepts of Programming Languages (11th Edition)
11th Edition
ISBN: 9780133943023
Author: Robert W. Sebesta
Publisher: PEARSON
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Chapter 5, Problem 13RQ
How is a reference to a nonlocal variable in a static-scoped
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The parameters that are declared elsewhere but visible in the subprogram are called ……
Global variables
Local variables
Nonlocal variables
Visible variables
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A program parameter that can be modified by all
subprograms that make reference to it is known as
a/an:
A Local variable
B Global variable
C Formal parameter
D Actual parameter.
The distinction between an argument and a parameter variable in programming pertains to their respective roles and functionalities within a program?
Chapter 5 Solutions
Concepts of Programming Languages (11th Edition)
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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- Parameter passing in C is an alternative to using a global variable, but it comes with certain drawbacks.arrow_forwardParameter passing vs using a global variable in a C program has its advantages and disadvantages.arrow_forwardWhat are three things that need to happen when a subprogram returns to the function that called it?arrow_forward
- Local declarations are those that are kept in the memory of the computer; but, how exactly are they kept in memory? If reaching one's objective can be done without making use of local declarations, then doing so is a waste of time. Why bother using value parameters when you can just use references as your arguments in any function? How crucial are value parameters when it comes to the processing of programmed data?arrow_forwardWhat is the role of "final" or "const" keywords in various programming languages when defining variables or constants?arrow_forwardCompound assignment statements must be defined.arrow_forward
- Explain the difference(s) between calling a function by value and calling a function by reference, as well as when each should be used. What are the most significant distinctions between the two approaches of implementation?arrow_forward4. What is the difference between a call by value and call by reference when passing arguments to a function in C programming language?arrow_forwardWhy is it vital to distinguish between changeable and immutable values when implementing a language with a reference model of variables?arrow_forward
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