Dictionary: A dictionary is referred to as an object, which is used to store a collection of data. Dictionary consists of two parts, such as a key and a value. Dictionary is also known as key-value pairs. Each key consists of a specific value and can be used for locating that value. The general format to declare a Dictionary object is as follows: Dictionary<KeyType, ValueType> Dname = new Dictionary<KeyType, ValueType>(); In the above format, KeyType refers to the data type of each element’s key. ValueType refers to the data type of each element’s value. Dname refers to the Dictionary name. The general format to add an element to a Dictionary object using an Add method is as follows: dictionaryName.Add(key, value); In the above format, dictionaryName refers to the Dictionary name. key refers to the key. If a key exists already in the Dictionary, an exception will be thrown. If a key does not exist in the Dictionary, then it is added to the Dictionary along with its associated value.

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Answer 1

Question

Chapter 9, Problem 7AW

Program Plan Intro

Dictionary:

A dictionary is referred to as an object, which is used to store a collection of data.

Dictionary consists of two parts, such as a key and a value.

Dictionary is also known as key-value pairs.

Each key consists of a specific value and can be used for locating that value.

The general format to declare a Dictionary object is as follows:
Dictionary<KeyType, ValueType> Dname = new Dictionary<KeyType, ValueType>();

In the above format,

KeyType refers to the data type of each element’s key.

ValueType refers to the data type of each element’s value.

Dname refers to the Dictionary name.

The general format to add an element to a Dictionary object using an Add method is as follows:

dictionaryName.Add(key, value);

In the above format,

dictionaryName refers to the Dictionary name.

key refers to the key.

If a key exists already in the Dictionary, an exception will be thrown.

If a key does not exist in the Dictionary, then it is added to the Dictionary along with its associated value.

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Answer 2

Question

Chapter 9, Problem 7AW

Program Plan Intro

Dictionary:

A dictionary is referred to as an object, which is used to store a collection of data.

Dictionary consists of two parts, such as a key and a value.

Dictionary is also known as key-value pairs.

Each key consists of a specific value and can be used for locating that value.

The general format to declare a Dictionary object is as follows:
Dictionary<KeyType, ValueType> Dname = new Dictionary<KeyType, ValueType>();

In the above format,

KeyType refers to the data type of each element’s key.

ValueType refers to the data type of each element’s value.

Dname refers to the Dictionary name.

The general format to add an element to a Dictionary object using an Add method is as follows:

dictionaryName.Add(key, value);

In the above format,

dictionaryName refers to the Dictionary name.

key refers to the key.

If a key exists already in the Dictionary, an exception will be thrown.

If a key does not exist in the Dictionary, then it is added to the Dictionary along with its associated value.

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Answer 3

Question

Chapter 9, Problem 7AW

Program Plan Intro

Dictionary:

A dictionary is referred to as an object, which is used to store a collection of data.

Dictionary consists of two parts, such as a key and a value.

Dictionary is also known as key-value pairs.

Each key consists of a specific value and can be used for locating that value.

The general format to declare a Dictionary object is as follows:
Dictionary<KeyType, ValueType> Dname = new Dictionary<KeyType, ValueType>();

In the above format,

KeyType refers to the data type of each element’s key.

ValueType refers to the data type of each element’s value.

Dname refers to the Dictionary name.

The general format to add an element to a Dictionary object using an Add method is as follows:

dictionaryName.Add(key, value);

In the above format,

dictionaryName refers to the Dictionary name.

key refers to the key.

If a key exists already in the Dictionary, an exception will be thrown.

If a key does not exist in the Dictionary, then it is added to the Dictionary along with its associated value.

Expert Solution & Answer

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Answer 4

Question

Chapter 9, Problem 7AW

Program Plan Intro

Dictionary:

A dictionary is referred to as an object, which is used to store a collection of data.

Dictionary consists of two parts, such as a key and a value.

Dictionary is also known as key-value pairs.

Each key consists of a specific value and can be used for locating that value.

The general format to declare a Dictionary object is as follows:
Dictionary<KeyType, ValueType> Dname = new Dictionary<KeyType, ValueType>();

In the above format,

KeyType refers to the data type of each element’s key.

ValueType refers to the data type of each element’s value.

Dname refers to the Dictionary name.

The general format to add an element to a Dictionary object using an Add method is as follows:

dictionaryName.Add(key, value);

In the above format,

dictionaryName refers to the Dictionary name.

key refers to the key.

If a key exists already in the Dictionary, an exception will be thrown.

If a key does not exist in the Dictionary, then it is added to the Dictionary along with its associated value.

Expert Solution & Answer

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Answer 5

Chapter 9, Problem 7AW

Program Plan Intro

Dictionary:

A dictionary is referred to as an object, which is used to store a collection of data.

Dictionary consists of two parts, such as a key and a value.

Dictionary is also known as key-value pairs.

Each key consists of a specific value and can be used for locating that value.

The general format to declare a Dictionary object is as follows:
Dictionary<KeyType, ValueType> Dname = new Dictionary<KeyType, ValueType>();

In the above format,

KeyType refers to the data type of each element’s key.

ValueType refers to the data type of each element’s value.

Dname refers to the Dictionary name.

The general format to add an element to a Dictionary object using an Add method is as follows:

dictionaryName.Add(key, value);

In the above format,

dictionaryName refers to the Dictionary name.

key refers to the key.

If a key exists already in the Dictionary, an exception will be thrown.

If a key does not exist in the Dictionary, then it is added to the Dictionary along with its associated value.

Answer 6

Chapter 9, Problem 7AW

Program Plan Intro

Dictionary:

A dictionary is referred to as an object, which is used to store a collection of data.

Dictionary consists of two parts, such as a key and a value.

Dictionary is also known as key-value pairs.

Each key consists of a specific value and can be used for locating that value.

The general format to declare a Dictionary object is as follows:
Dictionary<KeyType, ValueType> Dname = new Dictionary<KeyType, ValueType>();

In the above format,

KeyType refers to the data type of each element’s key.

ValueType refers to the data type of each element’s value.

Dname refers to the Dictionary name.

The general format to add an element to a Dictionary object using an Add method is as follows:

dictionaryName.Add(key, value);

In the above format,

dictionaryName refers to the Dictionary name.

key refers to the key.

If a key exists already in the Dictionary, an exception will be thrown.

If a key does not exist in the Dictionary, then it is added to the Dictionary along with its associated value.

Answer 7

Chapter 9, Problem 7AW

Program Plan Intro

Dictionary:

A dictionary is referred to as an object, which is used to store a collection of data.

Dictionary consists of two parts, such as a key and a value.

Dictionary is also known as key-value pairs.

Each key consists of a specific value and can be used for locating that value.

The general format to declare a Dictionary object is as follows:
Dictionary<KeyType, ValueType> Dname = new Dictionary<KeyType, ValueType>();

In the above format,

KeyType refers to the data type of each element’s key.

ValueType refers to the data type of each element’s value.

Dname refers to the Dictionary name.

The general format to add an element to a Dictionary object using an Add method is as follows:

dictionaryName.Add(key, value);

In the above format,

dictionaryName refers to the Dictionary name.

key refers to the key.

If a key exists already in the Dictionary, an exception will be thrown.

If a key does not exist in the Dictionary, then it is added to the Dictionary along with its associated value.

Answer 8

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Answer 9

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Answer 10

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Answer 11

Ch. 9.2 - Prob. 9.1CP Ch. 9.2 - Prob. 9.2CP Ch. 9.2 - Prob. 9.3CP Ch. 9.2 - Prob. 9.4CP Ch. 9.2 - Prob. 9.5CP Ch. 9.2 - Prob. 9.6CP Ch. 9.2 - Prob. 9.7CP Ch. 9.2 - Prob. 9.8CP Ch. 9.3 - Prob. 9.9CP Ch. 9.3 - Prob. 9.10CP

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Chapter 9 Solutions