In C++ A void function a. does not have a specific data type for the function output b. has a specific data type for the function output c. must be included after the "main" function of the program. d. is equivalent to a value-returning function except that a void function must be included before main

In C++ A void function a. does not have a specific data type for the function output b. has a specific data type for the function output c. must be included after the "main" function of the program. d. is equivalent to a value-returning function except that a void function must be included before main

C++ Programming: From Problem Analysis to Program Design

8th Edition

ISBN:9781337102087

Author:D. S. Malik

Publisher:D. S. Malik

Chapter6: User-defined Functions

Section: Chapter Questions

Problem 19PE

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Mark the following statements as true or false: a. To use a predefined function in a program, you need to know only the name of the function and how to use it. (1) b. A value-returning function returns only one value. (2, 3) c. Parameters allow you to use different values each time the function is called. (2, 7, 9) d. When a return statement executes in a user-defined function, the function immediately exits. (3, 4) e. A value-returning function returns only integer values. (4) f. A variable name cannot be passed to a value parameter. (3, 6) g. If a C++ function does not use parameters, parentheses around the empty parameter list are still required. (2, 3, 6) h. In C + + , the names of the corresponding formal and actual parameters must be the same. (3, 4, 6) i. A function that changes the value of a reference parameter also changes the value of the actual parameter. (7) j. Whenever the value of a reference parameter changes, the value of the actual parameter changes. (7) k. In C++, function definitions can be nested; that is, the definition of one function can be enclosed in the body of another function. (9) l. Using global variables in a program is a better programming style than using local variables, because extra variables can be avoided. (10) m. In a program, global constants are as dangerous as global variables. (10) n. The memory for a static variable remains allocated between function calls. (11)
A. Function calling another function You have already seen a function that has called another function, but you may not have paid close attention to it. In order to call a programmer-defined function inside another programmer-defined function, you need to have the declaration of the function that is being called before the declaration of the calling function. In this program you will write a function of void return type named compare that accepts an integer parameter named guess. This function will compare the value of guess with a seeded randomly generated integer between 1 to 100, inclusive, and let the user know what the random number was as well as whether the guess was larger than, smaller than or equal to the random number. NOTE THAT: You will NOT generate a random number inside the compare function. Rather, you will write another function named getRandom of int return type to do it. You will need to call getRandom from compare, no parameters are necessary. Inside your main…
C++ The function declaration part of this program is missing. Your job is to insert the function prototypes for all user-defined functions into the program. First, decide how many and what are the user-defined functions (exclude the main function) in this program. Then, declare the function prototype of each function in the appropriate place in the program.
Parameters are the value passed to a function when the function is called and Argument are the variable defined in the function definition. True or false
This is an optional statement within function definition that is used to describe the function being created. A function body (B) function call docstrings function header
What is the difference between call by reference and call by value when it comes to Memory usage data types of the function parameters
In C/C++, True or False: A variable's type helps define the range of values that can be held by that type. A variable's type helps define the operations that can be performed on that type. A parameter that has a default value must be the first parameter listed in the function's parameter list.
done in c++ Program Specifications: Write a program that asks for a user's name and age, finds the ticket price based on the age, and prints out the user's name, age, and ticket price. The program must define the following 3 functions and call them in the main function. Create a function called getName that takes in no arguments and returns the name of the user. Create a function called getAge that takes in the argument age and uses pass-by-reference to set the age of the user. Ensure that the user cannot put in an age that is negative or greater than 100. Create a function called printTicket that takes in the user's name and age and does the following ○ If they are less than or equal to 13 years old set ticket_Price to 9.99. ○ If their age is greater than 13 and less than 65, set ticket_Price to 19.99. ○ If their age is greater than or equal to 65, set ticket_Price to 12.99. ○ Output to the console the user's name, age and ticket price.
What does & mean when it is used as part of a type declaration of a function parameter? The parameter is to be passed by value The parameter is to be passed by reference O The parameter is declared to be a pointer The parameter's address cannot be modified by the function
In C Write the function definition of a function named “sale”as follows: The function accepts two arguments of typefloat, one is the item total and the other is the sale taxpercentage (out of 100%). The function should returnthe amount of tax calculated for the purchase.
In a function call, you can't have keyword and non-keyword parameters.
C code Blocks Write a function that accepts three floating point numbers and returns the average of the three numbers. Do not write the function prototype, the main function, any include statements or any "printf" statements - only write the function. The function prototype is given below. Your answer should be the entire function definition , not just the code inside the function definition. Function prototype // float average(float x, float y, float z); Format of function definition // Formaat van funksie definisie returnType functionName(type1 argument1, type2 argument2, ...) { //body of the function } For example: Test Result answer = average(1.0, 2.0, 3.0); printf("%.3f",answer); 2.000 answer = average(-1, 2.5, 3.8); printf("%.3f",answer); 1.767