Data Storage Systems in Operating Systems: File System Approach Quiz

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What is the main advantage of using a DBMS approach over an OS file system storage based approach?

Separation of data and metadata (correct)
Hard coding record structures into programs
Performing structure modifications easily
Effort required in creating the system

Which aspect of the DBMS approach makes it easier for program-data independence?

Hard coding record structures into programs
Standardized data access language (SQL) (correct)
Concentration on logical level design
Effort required in system development

Why is ad-hoc query formulation considered easy in a DBMS approach compared to an OS file system storage based approach?

Maintaining consistency becomes difficult
Separate program for each data access request
Standardized data access language (SQL) (correct)
Effort required in creating the system

In the context of managing concurrent access, which approach provides more facilities, DBMS or OS file system storage based approach?

DBMS approach (C) Signup and view all the answers

Why is concentrating on logical level design considered enough in a DBMS approach?

Components to organize data storage (D) Signup and view all the answers

Which type of data model provides a high-level description useful for understanding requirements?

Conceptual Data Model (B) Signup and view all the answers

What is the purpose of setting up Remarks Views in a DB system according to the text?

To manage large DB systems with identifiable user-groups (C) Signup and view all the answers

In modern RDBMS, what is the role of the logical scheme?

It allows modification without affecting the view level schema (A) Signup and view all the answers

What is a key feature of Physical Data Independence in modern DBMS?

It enables modification at the physical level without impacting logical or view level schema (B) Signup and view all the answers

What does Logical Data Independence refer to in the context of DBMS?

Adding new attributes without changing programs using the old attributes (C) Signup and view all the answers

How does the Three-Schema Architecture contribute to database management?

It facilitates seamless modification between physical, logical, and view levels (B) Signup and view all the answers

During the development process of a database system, what is encompassed in the first step of requirements collection?

Creating a conceptual data model like E/R model (B) Signup and view all the answers

What is the main purpose of a Database Management System (DBMS)?

To pose data retrieval queries in a standard manner (C) Signup and view all the answers

How does a Database Management System (DBMS) enable concurrent use by a large number of users?

By ensuring consistent usage by multiple users (C) Signup and view all the answers

In what way does a Database Management System (DBMS) guarantee data availability?

By ensuring data is accessible even after system failures (C) Signup and view all the answers

What does a Database Management System (DBMS) help in efficiently retrieving?

Query results in a standard manner (A) Signup and view all the answers

Why is it important for a Database Management System (DBMS) to create large disk-resident databases?

To increase efficiency in storing and managing data (C) Signup and view all the answers

What does a Database Management System (DBMS) do to support the activities of an enterprise?

Support the activities by creating and maintaining a database (B) Signup and view all the answers