34 Lecture - Data Storage Concepts

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34 Lecture

CS403

Midterm & Final Term Short Notes

Data Storage Concepts

Data storage concepts refer to the various methods and technologies used to store and manage data in a secure and efficient manner. These concepts include data structures, database management systems, cloud storage, backup and recovery, and secu


Important Mcq's
Midterm & Finalterm Prepration
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  1. Which of the following is an example of structured data storage? A) Relational database B) Cloud storage C) Object storage D) NoSQL database Answer: A Which type of database allows for flexible and scalable data storage? A) Relational database B) Object-oriented database C) NoSQL database D) Hierarchical database Answer: C Which of the following is a disadvantage of using tape storage for backup? A) It is expensive B) It is not durable C) It has slow access times D) It requires regular maintenance Answer: C Which type of storage is ideal for storing large amounts of unstructured data? A) Block storage B) File storage C) Object storage D) Cache storage Answer: C Which of the following is a cloud storage provider? A) Oracle B) Amazon Web Services C) SAP D) IBM Answer: B Which of the following is an example of primary storage? A) Hard disk drive B) USB flash drive C) Magnetic tape D) RAM Answer: D Which of the following is a benefit of using RAID (redundant array of independent disks) for data storage? A) Faster data access times B) Increased data security C) Lower cost D) More efficient data backup Answer: B Which of the following is a common data storage protocol? A) HTTP B) FTP C) SMTP D) TCP/IP Answer: B Which of the following is a benefit of using a content delivery network (CDN) for data storage? A) Faster data access times B) Lower cost C) More efficient backup and recovery D) Increased data security Answer: A Which of the following is a common backup and recovery method? A) RAID B) Tape backup C) Cloud storage D) Object storage Answer: B



Subjective Short Notes
Midterm & Finalterm Prepration
Past papers included

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  1. What is a database management system? A database management system (DBMS) is a software system that allows users to create, modify, and manage databases. What is a data structure? A data structure is a way of organizing data so that it can be accessed and manipulated efficiently. What is cloud storage? Cloud storage is a type of data storage that allows users to store their data on remote servers, which can be accessed via the internet. What is block storage? Block storage is a type of data storage that divides data into fixed-sized blocks and stores them separately. What is backup and recovery? Backup and recovery is the process of creating copies of data and storing them in a separate location to protect against data loss, and restoring data from those copies in the event of a data loss. What is RAID? RAID (redundant array of independent disks) is a technology that uses multiple disks to create a single logical storage unit, with the aim of improving performance and/or data redundancy. What is object storage? Object storage is a type of data storage that stores data as objects, with each object having its own unique identifier and metadata. What is tape storage? Tape storage is a type of data storage that uses magnetic tape to store data, typically used for backup and archival purposes. What is primary storage? Primary storage, also known as main memory or RAM, is the area in a computer where data is temporarily stored while the computer is in use. What is data security? Data security refers to the measures taken to protect data from unauthorized access, use, disclosure, disruption, modification, or destruction.

Data storage concepts are essential in the digital age as they provide a framework for efficient and secure data management. These concepts include data structures, database management systems, cloud storage, backup and recovery, and security measures. Data structures are important for organizing and accessing data in a way that is efficient and effective. There are many types of data structures, including arrays, lists, and trees, each with their own advantages and disadvantages. Database management systems (DBMS) provide a software system for creating, modifying, and managing databases. They are used to store and manage large amounts of data and enable users to access, manipulate, and analyze data easily. There are different types of DBMS, including relational, object-oriented, and NoSQL databases. Cloud storage has become increasingly popular as a way of storing data remotely, allowing users to access their data from anywhere with an internet connection. It also provides a cost-effective and scalable solution for data storage. Backup and recovery is an important aspect of data storage concepts as it ensures that data can be restored in the event of a data loss. Common backup and recovery methods include tape backup, disk-based backup, and cloud backup. Security measures are essential to protect data from unauthorized access, cyber attacks, and other threats. These measures include access controls, encryption, and backup and recovery plans. Overall, data storage concepts provide a framework for effective and efficient data management, enabling users to store, access, and protect data in a secure and scalable way.

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