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Design resources for developers
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mi1an
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Document Table of Contents UI Graphics Fonts Colors Icons Logos Favicons Icon Fonts Stock Photos Stock Videos Stock Music & Sound Effects Vectors & Clipart Product & Image Mockups HTML & CSS Templates CSS Frameworks CSS Methodologies CSS Animations Javascript Animations UI Components & Kits React UI Libraries Vue UI Libraries Angular UI Libraries Svelte UI Libraries R
🌟 BCA SEM 3 Full Syllabus
by
mi1an
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Note : Post Will be Update Soon. Computer Network 👉🏻 CN Unit 1 Google Drive 👉🏻 CN Unit 2 Google Drive 👉🏻 CN Unit 3 Advance Database Management System 👉🏻 ADBMS Unit 1 👉🏻 ADBMS Unit 2 Google Drive 👉🏻 ADBMS Unit 3 Google Drive 👉🏻 ADBMS Unit 4 Data Structure 👉🏻 DS Unit 1 Google Drive 👉🏻 DS Unit 2 Google Drive 👉🏻 DS Unit 3 Google Drive 👉🏻 DS Unit 4 Google Drive Operating System 👉🏻 OS Unit 1 Google Drive 👉🏻 OS Unit 2 Google Drive 👉🏻 OS Unit 3 Google Drive 👉🏻 OS Unit 4 Google Drive
DBMS Question & Answer ( Short )
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mi1an
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What is a database? A DBMS is a complex software system that is used to manage, store and manipulate data and metadata used to describe the data. -------------------------------------------------------------------------------- What is a key? What are different keys in database? A key is nothing but a attribute or group of attributes. They are used to perform Some specific operation depending on their operation. The keys are classified Into primary key, secondary key, alternative key super key, candidate key, compound Or concatenated or composite key. -------------------------------------------------------------------------------- What is a primary key? Primary key: an attribute to identify a record uniquely is considered to be Primary key. For e.g. in the student table student_no is the primary key because it Can be used to identify unique record or unique student. -------------------------------------------------------------------------------- What is a
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