Question 15 Which statement is NOT correct? The VSAM structure: may use an overflow area for records. is used for very large files that need both direct access and batch processing. is appropriate for files that require few insertions or deletions. provides an exact physical address for each record.
Added by Olga M.
Close
Step 1
It's designed for efficient handling of large files, supporting both sequential and direct access. Key characteristics include: * **Sequential access:** Records are processed in a specific order. * **Direct access:** Records can be accessed directly using a key Show more…
Show all steps
Your feedback will help us improve your experience
Rakesh Singhi and 69 other AP CS educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Explain why it's difficult to support direct access to files with variable-length records. Suggest a method for handling this type of file if direct access is required.
Rakesh S.
Akash M.
Discuss the benefits that may be realized in switching from a computerized batch processing system to a direct access storage system. Also, discuss any additional control implications.
Nick J.
Recommended Textbooks
Computer Science and Information Technology
Introduction to Programming Using Python
Computer Science - An Overview
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD