Java Database Connectivity (JDBC) Trivia Questions and Answers PDF Download eBook p. 53
Solve Java database connectivity (jdbc) trivia questions and answers PDF, java database connectivity (jdbc) quiz answers to prepare data science worksheet 53 for online board exam 2022. Practice Advanced SQL quiz with answers, java database connectivity (jdbc) Multiple Choice Questions (MCQ) for online DBMS, DBA. Free java database connectivity (jdbc) MCQs, open database connectivity (odbc), aggregate functions, modification of database, dbms keys, java database connectivity (jdbc) test prep for online software development courses.
"The first step in accessing a database from a Java program is to", java database connectivity (jdbc) Multiple Choice Questions (MCQ) with choices open a query, open a connection, open a statement, and open a database to study computer engineering courses. Learn advanced sql questions and answers with free online certification courses to learn free online courses.
Java Database Connectivity (JDBC) Questions and Answers PDF Download eBook
MCQ: The first step in accessing a database from a Java program is to
- Open a connection
- Open a query
- Open a statement
- Open a database
A
MCQ: We are often interested in superkeys for which no proper subset is a
- Superset key
- Superkey
- Primary key
- Unique key
B
MCQ: Scalar subqueries are also useful in SQL
- Insertion statements
- Deletion statement
- Update statements
- Retrieval statement
C
MCQ: The aggregate operations, when an empty collection is applied on the function, return a
- 0
- 1
- Undefined value
- Null value
D
MCQ: ODBC defines the types
- HENV
- HDBC
- RETCODE
- All of the Above
D