MySQL – Data Constraints – MCQ
SQL Data Constraints are rules that control the type and quality of data stored in tables. They ensure accuracy, consistency, and integrity by preventing invalid
Selvam College of Technology (Autonomous)
SQL Data Constraints are rules that control the type and quality of data stored in tables. They ensure accuracy, consistency, and integrity by preventing invalid
SQL operators are symbols or keywords used in SQL statements to perform actions on data. They help compare values, perform calculations, combine conditions, and manipulate
Java operator precedence determines the order in which different operators are evaluated in an expression. Operators such as multiplication and division have higher priority than
Networking topologies refer to the physical or logical layout of a computer network—essentially, how the devices (nodes) are connected and how data flows between them.
Intrapersonal relationship is the relationship you have with yourself. It includes your thoughts, feelings, self-talk, and how well you understand and manage yourself. Interpersonal relationship
SQL has various data types used to store numbers, text, dates, times, and binary data. This question bank explains their purpose, storage sizes, formats, and
A network device is a type of hardware that allows computers and other devices to connect and communicate with each other, enabling them to share
PAN – Links personal devices in close proximity. LAN – Connects devices in a small area like an office or home. MAN – Connects networks
Table highlights the use of SQL commands such as SELECT, INSERT, UPDATE, and DELETE to manage data effectively. It explains the role of constraints like
Databases help store and organize data in a structured format using tables with rows and columns.MySQL is a widely used relational database system known for