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Question: Which of the following is NOT a type of multiplexer?Options: 2-to-1 multiplexer4-to-1 mult..
Question: What type of code converter is used to convert binary numbers to Gray code?Options: Binary..
Question: Which of the following represents the complement of A?Options: ANOT AA AND NOT AA OR NOT A..
Question: Which of the following is equivalent to A OR A?Options: A01NOT ACorrect Answer: ASolution:..
Question: What is the purpose of a decoder in digital electronics?Options: To encode dataTo convert ..
Question: Which of the following is a type of combinational logic circuit?Options: MultiplexerFlip-f..
Question: In a truth table, how many rows does a 3-input logic gate have?Options: 46816Correct Answe..
Question: Which of the following is NOT a benefit of using ADO.NET with XML?Options: Easy data manip..
Question: In an Entity-Relationship (ER) model, what does an entity represent?Options: A relationshi..
Question: What is the role of an index in a database?Options: To store XML dataTo speed up data retr..
Question: Which ADO.NET component is used to execute SQL commands?Options: DataAdapterDataReaderComm..
Question: In the context of XML and ADO.NET, what does the DataSet represent?Options: A single table..
Question: Which of the following is a key feature of ADO.NET?Options: Supports only SQL ServerUses d..
Question: What is the primary purpose of ADO.NET in relation to databases?Options: To provide a way ..
Question: What is a surrogate key?Options: A natural key derived from the dataA key that is created ..
Question: What is the purpose of a data dictionary in a DBMS?Options: To store user dataTo define th..
Question: In a client-server architecture, which layer is responsible for the user interface?Options..
Question: Which concurrency control method uses timestamps to manage transactions?Options: Two-Phase..
Question: What is the primary purpose of a foreign key in a database?Options: To uniquely identify a..
Question: In the context of DBMS architecture, what does the term \'physical data independence\' mea..
Question: Which normal form requires that a relation is in Second Normal Form and has no transitive ..
Question: What is a potential drawback of Object-Oriented Databases?Options: Limited support for com..
Question: What is the primary advantage of using Object-Oriented Databases over relational databases..
Question: Which of the following is a common query language for Object-Oriented Databases?Options: S..
Question: What is the role of a foreign key in a relational database?Options: To uniquely identify a..
Question: In the context of DBMS architecture, what is a \'client-server\' model?Options: A model wh..
Question: Which SQL statement is used to update existing records in a table?Options: MODIFYUPDATECHA..
Question: What does JSP stand for in the context of web development?Options: Java Server PagesJava S..
Question: Which of the following is a type of indexing in databases?Options: B-tree indexingC-tree i..
Question: Which of the following is a valid SQL statement to retrieve all records from a table named..