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Database Programming

Databases are collections of tables that maintain and display information, often collaboratively; this information can be used for interaction with an application or gaining general knowledge. Questions about database engines and modifying or using them belong in this category.

500 Questions

Define the two principle integrity rules for the relational modelDisscuss why it is desirable to enforce these rules also explain how DBMS enforces these integrity rules?

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Define the two principle integrity rules for the relational modelDisscuss why it is desirable to enforce these rules also explain how DBMS enforces these integrity rules?

What is the disadvantages of data recovery?

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Disadvantage of data recovery : Some data recovery companies charge very high to recover your data if the level of corruption is so high and even sometimes data not recovered by data recovery software which is one of the main disadvantage of data recovery.

What are the advantages and disadvantages of data recovery?

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If you love your data and somehow it will lost than ??

Yes answer is DATA RECOVERY

Advantage of data recovery depend upon only one factor and that is :

Importance of data

Importance of data mean how data important for you if you work for an organization than your data should be most important and you need to recover at any cost. Data recovery software is provided by various companies like stellar phoenix.

Though data recovery you can recover your personal photo's, files and etc which is precious to you.

If we talking about disadvantage of data recovery than some data recovery companies charge high fee to recover your data if the level of corruption is so high and data not recovered by data recovery software which is one of the main disadvantage of data recovery.

Data lost can be avoided.But it is not always.So people need recover data,but not sure all the lost data can be restored.So diskgetor is the best tool.

Use schema in a sentence?

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Search Engine: In an effort to improve search engines' comprehension of the attributes and details of our products, we added schema markup to our product pages.

Psychology: Based on their personal experience, the child's schema for a dog is established.

Scientific Computing: Patterns in the data set are found by the machine learning algorithm by using a sophisticated schema.

What three levels of backup may be used in database recovery management?

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Three common levels of backup used in database recovery management are:

Full Backup: This is the most comprehensive backup, creating a complete copy of all your database data and structures at a specific point in time. It serves as a complete snapshot of your database and is essential for recovering from major data loss events like hardware failures or accidental deletions.

Differential Backup: This type of backup captures only the data that has changed since the last full backup. This reduces storage space compared to full backups but still allows you to recover from data loss since the last full backup.

Incremental Backup: This is the most frequent backup type, capturing only the data that has changed since the last backup (full or differential). It requires a full backup to be present initially and subsequent incremental backups build upon it. This offers the most granular recovery options but requires the most storage space to maintain a complete backup set.

Who is the author of knowledge must be speculative and not an unchangeable entity?

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The quote "knowledge must be speculative and not an unchangeable entity" is from Johann Wolfgang von Goethe, a German writer, and statesman. He believed that knowledge should always be open to questioning and interpretation, rather than being seen as fixed and unchangeable.

What is a CRM database used for?

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A CRM information base, which represents Client Relationship The board data set, is the groundwork of a CRM framework. Basically a focal center stores generally your client and prospect data, assisting you with overseeing communications and construct more grounded connections. Here is a breakdown of its key capabilities:

  • **Client Information Repository:** It goes about as a solitary wellspring of truth for all your client data, including contact subtleties, buy history, correspondence records, and some other pertinent information. This kills the need to follow data across dissipated bookkeeping sheets or messages.

  • **Further developed Deals and Marketing:** Outreach groups can use the CRM information base to oversee leads, track bargains, and customize outreach endeavors. Promoting groups can utilize client information to section crowds and make designated crusades.

  • **Upgraded Client Service:** By having a total client history promptly accessible, administration reps can give quicker and more productive help. They can see past collaborations and any important subtleties to address client issues successfully.

  • **Business Experiences and Reporting:** The CRM data set permits you to create reports and investigate client information. This can give important bits of knowledge into client conduct, deals patterns, and promoting effort viability, assisting you with pursuing better business choices.

  • **Coordinated effort and Communication:** A CRM encourages cooperation by giving a common stage to all groups to access and refresh client data. This guarantees everybody has the most recent data and can impart all the more successfully with clients.

Fundamentally, a CRM information base is an incredible asset that assists organizations with fortifying client connections, smooth out deals and promoting cycles, and gain important experiences to drive better business results.

What is schema?

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Network+ Schema - the description of object types, or classes, and their required and optional attributes that are stored in an NOSs directory A schema is a conception perceived across all the members of a class.

Who is known as the father of database?

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Dr. Edgar F. Codd is often referred to as the father of the relational model for database management. He introduced the concept in his influential paper in 1970, which laid the foundation for modern relational databases.

What type of nonfiction text type is written to retell information or to entertain?

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Narrative nonfiction is written to retell information or to entertain. It presents factual information in a storytelling format, making it more engaging and enjoyable for readers. Examples include biographies, memoirs, and historical accounts.

What is the importance of database design in DBMS?

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A query is how you extract information from a database, which is one of the main reasons we have databases. There are other kinds of queries, such as ones to add, edit and delete data and manipulate data in other ways and do other things with tables, but the ones that extract information are the most used.

What is second normal form and explain it with simple example?

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Second normal form (2NF) is a database normalization technique that eliminates partial dependencies in a table by ensuring that each non-key attribute is fully functionally dependent on the primary key. In simple terms, 2NF means that each column in a table must depend on the table's primary key and not on any other column. For example, if we have a table with columns Student ID, Course ID, and Course Name, where Course Name is functionally dependent on Course ID but not on Student ID, we would need to separate these into two tables to achieve 2NF.

What is fragmentation in poetry?

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Fragmentation in poetry refers to the intentional breaking up of a narrative or theme into disjointed or fragmented pieces. This technique is often used to create feelings of disorientation, evoke emotional depth, or emphasize certain ideas or sensations through a non-linear structure. It can also convey a sense of incompleteness or reflect the complexities of human experience.

What is the length of a baseball field?

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The length of a standard baseball field is approximately 90-95 meters (300-330 feet) from home plate to the outfield fence.

If TOO MANY articles are retrieved in a database search what should be done?

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To narrow down the search results, you can refine your search keywords to be more specific, use filters or advanced search options provided by the database, limit the search to certain fields or publication dates, or consult a librarian for assistance in refining your search strategy.

What are the features of a paper based form?

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A paper-based form typically includes sections for inputting information, such as fields for name, address, and other relevant details. It may also have instructions for filling out the form, a unique identification number, and a signature area for authentication. Additionally, paper-based forms can be easily distributed and filled out manually.

What are some paper based organizations?

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Some examples of paper-based organizations include newspapers, magazines, academic journals, and libraries that rely primarily on printed materials for communication and storage of information.

Are database can exist in paper?

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A database itself cannot physically exist on paper, as it requires a digital format for storage and organization of data. However, the structure and contents of a database can be represented on paper through diagrams, schemas, and documentation. These representations help developers and users understand the database design and functionality.

What are major sources of redundancy in print?

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Major sources of redundancy in print include repetitive use of words or phrases, redundant information, unnecessary details, and repetitive sentence structures. Redundancy can result in a text that is overly wordy and less clear. It is important to revise and edit print materials to eliminate redundancy and improve clarity.

What are the two characteristics of CINAHL data base?

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  1. CINAHL is a specialized database for nursing and allied health professionals, providing access to scholarly literature in these fields.
  2. It includes a wide range of content such as journal articles, books, dissertations, and conference proceedings related to nursing, biomedicine, health sciences, and other healthcare disciplines.

What is the description of paper based forms?

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Paper-based forms are physical documents on which individuals provide information by handwriting or typing. They are typically used to collect data, gather feedback, or capture authorization from users in industries such as healthcare, finance, and government. Paper forms require manual processing and storage, and are being increasingly replaced by digital forms for efficiency and convenience.

What are the advantages of the soci medical model of health?

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The sociomedical model of health considers the broader social determinants of health, such as socio-economic status and environmental factors, which can help address health inequalities and promote health equity. By focusing on social factors, it provides a more comprehensive understanding of health issues and allows for a more holistic approach to healthcare and public health interventions.

What are the advantages and disadvantages of guided media?

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Depending on a person's use of projected media, the major advantage is that the media can be shared with a larger group of people than non-projected media. However, the obvious disadvantage is that the devices are often expensive to buy and maintain when they need repair.

Which of the following will you fin in a library database?

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You will find on a library database data on the books held by the library, and anyone registered as a library subscriber (member). You will also find books people have put on order, as the book is currently not on the shelves.