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Welcome to the Storage and File Structures MCQs Page

Dive deep into the fascinating world of Storage and File Structures with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Storage and File Structures, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of Storage and File Structures, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within DBMS.

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Check out the MCQs below to embark on an enriching journey through Storage and File Structures. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of DBMS.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Storage and File Structures. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Storage and File Structures MCQs | Page 15 of 20

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Q141.
Which of the following need to be stored in the data dictionary?

a.

Name of the relation

b.

Domains and lengths of attributes

c.

Integrity constraints

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q142.
The subsystem responsible for the allocation of buffer space is called as _______

a.

Buffer allocator

b.

Buffer manager

c.

Buffer enhancer

d.

Buffer intermediary

Discuss
Answer: (b).Buffer manager
Q143.
What is the full form of LRU (in buffer replacement strategy)?

a.

Least Reactive User

b.

Least Recently Used

c.

Least Read URL

d.

Lowest Reading User

Discuss
Answer: (b).Least Recently Used
Q144.
The _________ is the fastest and most costly form of storage, which is relatively small; its use is managed by the computer system hardware.

a.

Cache

b.

Disk

c.

Main memory

d.

Flash memory

Discuss
Answer: (a).Cache
Q145.
Which of the following stores several gigabytes of data but usually lost when power failure?

a.

Flash memory

b.

Disk

c.

Main memory

d.

Secondary memory

Discuss
Answer: (c).Main memory
Q146.
The flash memory storage used are

a.

NOR Flash

b.

OR Flash

c.

AND Flash

d.

All of the mentioned

Discuss
Answer: (a).NOR Flash
Q147.
__________ is increasingly being used in server systems to improve performance by caching frequently used data, since it provides faster access than disk, with larger storage capacity than main memory.

a.

Flash memory

b.

Disk

c.

Main memory

d.

Secondary memory

Discuss
Answer: (a).Flash memory
Q148.
Which is the cheapest memory device in terms of costs/bit ?

a.

Semiconductor memory

b.

Magnetic disks

c.

Compact disks

d.

Magnetic tapes

Discuss
Answer: (c).Compact disks
Q149.
The primary medium for the long-term online storage of data is the __________ where the entire database is stored on magnetic disk.

a.

Semiconductor memory

b.

Magnetic disks

c.

Compact disks

d.

Magnetic tapes

Discuss
Answer: (b).Magnetic disks
Q150.
Optical disk _______ systems contain a few drives and numerous disks that can be loaded into one of the drives automatically (by a robot arm) on demand.

a.

Tape Storage

b.

Jukebox

c.

Flash memory

d.

All of the mentioned

Discuss
Answer: (b).Jukebox
Page 15 of 20

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