SQL Query Concepts and ANSI SQL Constructs MCQs
1. Which type of join is used to combine rows from two or more tables based on a related column between them? A) Equi-joinB) Non-equijoinC) ...
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1. Which SQL statement is used to add new records to a table? a) SELECTb) INSERTc) UPDATEd) DELETE Answer: b) INSERT Explanation: The INSERT statement ...
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1. Which SQL command is used to create a new table in a database? a) INSERTb) CREATE TABLEc) UPDATEd) ALTER Answer: b) CREATE TABLE Explanation: ...
Read moreDatabase Models and Implementation MCQs
1. Which data model organizes data into a tree-like structure with one-to-many relationships? a) Relational Data Modelb) Hierarchical Modelc) Network Data Modeld) Object-Oriented Model Answer: ...
Read moreDatabase Management System Concepts MCQs
1. What is the primary purpose of a Database Management System (DBMS)?A) To create complex spreadsheetsB) To organize and manage data efficientlyC) To design websitesD) ...
Read moreBasic concepts of OOP MCQS
1. What is an object in object-oriented programming (OOP)? a) A blueprint for creating instances of classesb) A collection of related variables and functionsc) An ...
Read moreC Programming Essentials Structures, Preprocessor, and Unions MCQs
1. Which of the following best describes a structure in C programming?a) A built-in data typeb) A collection of variables of different data types under ...
Read moreArray MCQS
1. What is an array? a) A data structure that stores elements of the same type sequentially in memoryb) A data structure that stores elements ...
Read moreDecision control structure MCQs
1. Which of the following is a decision control structure?a) while loopb) for loopc) if statementd) do-while loop Answer: c) if statementExplanation: The if statement ...
Read moreBasics of programming MCQs
1. Which of the following correctly defines a character set in programming? A) A collection of mathematical symbols used in computationsB) A set of predefined ...
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