a = CalSomething (a, CalSomething (a), y); %3D

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Suppose `Calsomething` is an overloaded method. The declarations of the `Calsomething` methods are shown below. Assume there is sensible code within the curly brackets.

1. `int Calsomething (int[] a) { … }`
2. `int Calsomething (int a) { … }`
3. `int Calsomething (int a, double b) { … }`
4. `int Calsomething (double a) { … }`
5. `int Calsomething (int a, int b []) { … }`
6. `int Calsomething (double a, double b) { … }`
7. `int Calsomething (double[] a, double[] b) { … }`
8. `int Calsomething (int[] a, int b, int c) { … }`
9. `int Calsomething (int a, int[] b, int c) { … }`
10. `int Calsomething (int a, int b, double c) { … }`
11. `int Calsomething (int a, double b, int[] c) { … }`
12. No corresponding method definition

Consider the snippet of code below:

```java
int a = 11, b = 22, c = 0;
double x = 1.5, y = 5.8;
int[] iarr = new int[99];
double[] darr = new double[99];
```

This image provides a list of overloaded method declarations, illustrating different parameter options for a fictional `Calsomething` method, along with a snippet of code for context.
Transcribed Image Text:Suppose `Calsomething` is an overloaded method. The declarations of the `Calsomething` methods are shown below. Assume there is sensible code within the curly brackets. 1. `int Calsomething (int[] a) { … }` 2. `int Calsomething (int a) { … }` 3. `int Calsomething (int a, double b) { … }` 4. `int Calsomething (double a) { … }` 5. `int Calsomething (int a, int b []) { … }` 6. `int Calsomething (double a, double b) { … }` 7. `int Calsomething (double[] a, double[] b) { … }` 8. `int Calsomething (int[] a, int b, int c) { … }` 9. `int Calsomething (int a, int[] b, int c) { … }` 10. `int Calsomething (int a, int b, double c) { … }` 11. `int Calsomething (int a, double b, int[] c) { … }` 12. No corresponding method definition Consider the snippet of code below: ```java int a = 11, b = 22, c = 0; double x = 1.5, y = 5.8; int[] iarr = new int[99]; double[] darr = new double[99]; ``` This image provides a list of overloaded method declarations, illustrating different parameter options for a fictional `Calsomething` method, along with a snippet of code for context.
```plaintext
___ a = CalSomething (a, CalSomething(a), y);
```

### Explanation

This line of code appears to be a part of a programming language statement where a variable `a` is being assigned a value. The function `CalSomething` is called with three parameters: `a`, the result of `CalSomething(a)`, and `y`.

- **Underscore Placeholder:** The underscore (`___`) at the beginning suggests that a keyword or an operator like `int`, `var`, `let`, or `const` might be missing in a programming language context. This would typically be the type declaration (e.g., `int`, `var`) or an operator (e.g., `+=`).

- **Function `CalSomething`:** This function takes multiple arguments. It is called twice:
  1. The first argument is the variable `a`.
  2. The second argument is a nested function call `CalSomething(a)`, which implies recursion or repeated operations.
  3. The third argument is a variable `y`.

This line of code may be used as an example in programming exercises to demonstrate concepts like function calling, recursion, or working with multiple arguments.
Transcribed Image Text:```plaintext ___ a = CalSomething (a, CalSomething(a), y); ``` ### Explanation This line of code appears to be a part of a programming language statement where a variable `a` is being assigned a value. The function `CalSomething` is called with three parameters: `a`, the result of `CalSomething(a)`, and `y`. - **Underscore Placeholder:** The underscore (`___`) at the beginning suggests that a keyword or an operator like `int`, `var`, `let`, or `const` might be missing in a programming language context. This would typically be the type declaration (e.g., `int`, `var`) or an operator (e.g., `+=`). - **Function `CalSomething`:** This function takes multiple arguments. It is called twice: 1. The first argument is the variable `a`. 2. The second argument is a nested function call `CalSomething(a)`, which implies recursion or repeated operations. 3. The third argument is a variable `y`. This line of code may be used as an example in programming exercises to demonstrate concepts like function calling, recursion, or working with multiple arguments.
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