1. Non procedural query language can be related with • A. Function dependency • B. B tree • C. Domain calculus • D. Relational algebric operators Answer: Option C 2.Administrative supervision of database activities is responsibility of • A. Database administrator • B. DP Manager • C. DB Manager • D. None of above Answer: Option A 1. 3. 3.The command that adds a new field to an active database is • A. MODIFY LABEL • B. MODIFY COMMAND
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computing 4. Benefits of the Mobile Web For Mobile Service Provider: 5. Routing and Query Processing 6.Description of mobile service provider 7. Disconnectivity and consistency 8. Coding 9. Snapshot 10. Future Scope 11. Refernces INTRODUCTION OF C:- We begin our journey with a little history. C , has become one of the most popular programming languages. Originally designed for systems programming, C enables programmers to write efficient
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Unit 1 Research 1 1. SQL was initially developed at IBM by Donald D. Chamberlin and Raymond F. Boyce in the early 1970s. This initial version was called SEQUEL which stands for Structured English Query Language, was designed to manipulate and retrieve data stored in System R which was a database management system, developed in the 1970’s by IBM. Eventually SEQUEL was changed to SQL because, SEQUEL was a trademark of the Hawker-Siddeley aircraft company. In the late 1970s, Relational Software,
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security, data integrity, data sharing, data concurrence, data independence, and data recovery to name a few. Database management systems are important because it allows businesses to manage data more efficient and effective; query language allows quick responses to ad hoc queries; improves access to more data; and reduces the chance that data will be inconsistent. Features of DBMS Each DBMS is designed to support large amounts of data when it comes to storage and manipulation as companies are always
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Database Design Larry Cohen DBM 380 James Cervi November 10, 2014 Database Design Database Systems A database is a structured group of data that is warehoused in a system. In order for a database to be functional it must be accessible and store large amounts of data. In order for databases to be reliable, in the event of a hardware failure, it must be easily recoverable. Also, the database must be flexible. Meaning, if there is something new that needs to be implemented, the database must
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Video on Demand (Multimedia databases). - -Video on Demand (Multimedia Databases Introduction Video on Demand (VoD ) is an interactive multimedia system . The fundamental process of its working is same as that of cable television In this , the customer has the option of selecting a movie from a large video database and can watch different programs as and when required . It seems that the video rental shop is present at home . Research is going on to improve the quality of VoD-related services
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5 program languages for each decade, 70’s, 80’s, 90’s, and 2000. 1. The 1970’s a. Ada was created in the 1970s, primarily for applications used by the U.S. Department of Defense. The language is named in honor of Countess Ada Lovelace, an influential and historical figure in the field of computing. b. Pascal was created in 1970, and was originally designed for teaching programming. The language was named in honor of the mathematician, physicist, and philosopher Blaise Pascal. c
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International Journal of Scientific and Research Publications, Volume 3, Issue 6, June 2013 ISSN 2250-3153 1 Big Data Landscape Shubham Sharma Banking Product Development Division, Oracle Financial Services Software Ltd. Bachelor of Technology Information Technology, Maharishi Markandeshwar Engineering College Abstract- “Big Data” has become a major source of innovation across enterprises of all sizes .Data is being produced at an ever increasing rate. This growth in data production is
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Chapter 1 Database Systems Why Databases? * At the heart of all of these systems are the collection, storage, aggregation, manipulation, dissemination, and management of data * Databases are specialized structures that allow computer-based systems to store, manage, and to retrieve data very quickly Data vs. Information * Data – raw facts * Raw indicates that the facts have not yet been processed to reveal their meaning * You transform the raw data into a data summary
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x x x x x SQL Facts SQL stands for Structured Query Language SQL is pronounced “sequel” SQL is declarative language SQL is used to access & manipulate data in databases Top SQL DBs are MS SQL Server, Oracle, DB2, and MySQL Database Definitions RDBMS (Relational Database Management System) – Software that stores and manipulates data arranged in relational database tables. Table – A set of data arranged in columns and rows. The columns represent characteristics of stored data and the rows represent
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