Introduction to SQL The SELECT statement SELECT 'Hi' FROM DUAL WHERE NULL = NULL; Outputs Nothing TRUE FLASE Hi Nothing TRUE FLASE Hi ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Most companies keep at least two versions of any database they are using. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following SQL query is correct for selecting the name of staffs from 'staffinfo' table where salary is 10,000 or 25,000? None of these SELECT name FROM staffinfo WHERE salary BETWEEN 10000 AND 25000; SELECT name FROM staffinfo WHERE salary IN (10000, 25000); Both A and B None of these SELECT name FROM staffinfo WHERE salary BETWEEN 10000 AND 25000; SELECT name FROM staffinfo WHERE salary IN (10000, 25000); Both A and B ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL provides five built-in functions: COUNT, SUM, AVG, MAX, MIN. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is the full form of SQL? Structured Query List Structured Query Language Simple Query Language None of these Structured Query List Structured Query Language Simple Query Language None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following join is also called as an 'inner-join'? None of these Non-Equijoin Equijoin Self-Join None of these Non-Equijoin Equijoin Self-Join ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS