File access methods: The data contents that are present in a file can be accessed by the following two ways: • Sequential access • Random access or direct access Sequential access file: In sequential access method, the contents of the file are accessed from the beginning to the end. • The contents of the file can be read only in order; skipping contents between files is not possible. • It must read the contents from the beginning of the file, which takes more time. Temporary file: The purpose of a temporary file is to allocate a file for temporary usage. It is used to hold data temporarily for implementation of program.

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Answer 1

Question

Chapter 6.3, Problem 18CP

Program Plan Intro

File access methods:

The data contents that are present in a file can be accessed by the following two ways:

• Sequential access

• Random access or direct access

Sequential access file:

In sequential access method, the contents of the file are accessed from the beginning to the end.

• The contents of the file can be read only in order; skipping contents between files is not possible.

• It must read the contents from the beginning of the file, which takes more time.

Temporary file:

The purpose of a temporary file is to allocate a file for temporary usage. It is used to hold data temporarily for implementation of program.

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Answer 2

Question

Chapter 6.3, Problem 18CP

Program Plan Intro

File access methods:

The data contents that are present in a file can be accessed by the following two ways:

• Sequential access

• Random access or direct access

Sequential access file:

In sequential access method, the contents of the file are accessed from the beginning to the end.

• The contents of the file can be read only in order; skipping contents between files is not possible.

• It must read the contents from the beginning of the file, which takes more time.

Temporary file:

The purpose of a temporary file is to allocate a file for temporary usage. It is used to hold data temporarily for implementation of program.

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Answer 3

Question

Chapter 6.3, Problem 18CP

Program Plan Intro

File access methods:

The data contents that are present in a file can be accessed by the following two ways:

• Sequential access

• Random access or direct access

Sequential access file:

In sequential access method, the contents of the file are accessed from the beginning to the end.

• The contents of the file can be read only in order; skipping contents between files is not possible.

• It must read the contents from the beginning of the file, which takes more time.

Temporary file:

The purpose of a temporary file is to allocate a file for temporary usage. It is used to hold data temporarily for implementation of program.

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Answer 4

Question

Chapter 6.3, Problem 18CP

Program Plan Intro

File access methods:

The data contents that are present in a file can be accessed by the following two ways:

• Sequential access

• Random access or direct access

Sequential access file:

In sequential access method, the contents of the file are accessed from the beginning to the end.

• The contents of the file can be read only in order; skipping contents between files is not possible.

• It must read the contents from the beginning of the file, which takes more time.

Temporary file:

The purpose of a temporary file is to allocate a file for temporary usage. It is used to hold data temporarily for implementation of program.

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Answer 5

Chapter 6.3, Problem 18CP

Program Plan Intro

File access methods:

The data contents that are present in a file can be accessed by the following two ways:

• Sequential access

• Random access or direct access

Sequential access file:

In sequential access method, the contents of the file are accessed from the beginning to the end.

• The contents of the file can be read only in order; skipping contents between files is not possible.

• It must read the contents from the beginning of the file, which takes more time.

Temporary file:

The purpose of a temporary file is to allocate a file for temporary usage. It is used to hold data temporarily for implementation of program.

Answer 6

Chapter 6.3, Problem 18CP

Program Plan Intro

File access methods:

The data contents that are present in a file can be accessed by the following two ways:

• Sequential access

• Random access or direct access

Sequential access file:

In sequential access method, the contents of the file are accessed from the beginning to the end.

• The contents of the file can be read only in order; skipping contents between files is not possible.

• It must read the contents from the beginning of the file, which takes more time.

Temporary file:

The purpose of a temporary file is to allocate a file for temporary usage. It is used to hold data temporarily for implementation of program.

Answer 7

Chapter 6.3, Problem 18CP

Program Plan Intro

File access methods:

The data contents that are present in a file can be accessed by the following two ways:

• Sequential access

• Random access or direct access

Sequential access file:

In sequential access method, the contents of the file are accessed from the beginning to the end.

• The contents of the file can be read only in order; skipping contents between files is not possible.

• It must read the contents from the beginning of the file, which takes more time.

Temporary file:

The purpose of a temporary file is to allocate a file for temporary usage. It is used to hold data temporarily for implementation of program.

Answer 8

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Answer 9

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Answer 10

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Answer 11

Ch. 6.1 - What is an output file?Ch. 6.1 - What is an input file?Ch. 6.1 - What three steps must be taken by a program when...Ch. 6.1 - Prob. 4CP Ch. 6.1 - Prob. 5CP Ch. 6.1 - When writing a program that performs an operation...Ch. 6.1 - If a file already exists, what happens to it if...Ch. 6.1 - What is the purpose of opening a file?Ch. 6.1 - What is the purpose of closing a file?Ch. 6.1 - Prob. 10CP

Solution Summary: The author explains how a temporary file can be used to delete records from sequential access files.

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