Q: 1 ‘Organising the data in a software so that the information is relative to multiple files using a search method.’ Which are the most important features of the software that enable to filter the data. Identify the best option for it.
Access, Query
Word, Find
PowerPoint, Selection
Access, Find
[ Option A ]
Access is a database software used to store, organize, and manage related data efficiently. Query is a powerful feature in Access that allows users to filter, search, and extract specific information based on certain conditions.
Q: 2 What type of database is MS Access?
Server Database
Distributed Database
Desktop Database
Network Database
[ Option C ]
MS Access is a Desktop Database Management System (DBMS) developed by Microsoft. It is mainly used by individuals and small organizations for managing data on a single computer without requiring a server.
Q: 3 Which of the following is the most popular query language used by major relational database management systems?
Database Moderate Language (DML)
Query Language (QL)
Structured Query Language (SQL)
Object Query Language (OQL)
[ Option C ]
SQL (Structured Query Language) is the most popular and widely used query language by major Relational Database Management Systems (RDBMS) such as MySQL, PostgreSQL, Oracle, and Microsoft SQL Server.
SQL allows users to define database structures, insert and update data, query information, control access, and manage transactions. SQL is divided into several sub-categories, each serving a specific purpose:
| SUB-LANGUAGE | FULL FORM | USE | POPULAR COMMANDS |
|---|---|---|---|
| DDL | Data Definition Language | Defines or modifies database structure. | CREATE, ALTER, DROP |
| DML | Data Manipulation Language | Manipulates data inside tables. | INSERT, UPDATE, DELETE |
| DQL | Data Query Language | Queries (retrieves) data from tables. | SELECT |
| DCL | Data Control Language | Manages permissions and access. | GRANT, REVOKE |
| TCL | Transaction Control Language | Manages transactions in the database. | COMMIT, ROLLBACK |
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