Introduction to SQL NULL is the same as blank for character the same as 0 for integer and blank for character not a value the same as 0 for integer the same as blank for character the same as 0 for integer and blank for character not a value the same as 0 for integer ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To establish a range of values, < and > can be used. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is illegal? None of these SELECT SYSDATE - (SYSDATE + 2) FROM DUAL; SELECT SYSDATE - (SYSDATE - 2) FROM DUAL; SELECT SYSDATE - SYSDATE FROM DUAL; None of these SELECT SYSDATE - (SYSDATE + 2) FROM DUAL; SELECT SYSDATE - (SYSDATE - 2) FROM DUAL; SELECT SYSDATE - SYSDATE FROM DUAL; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL keyword is used to retrieve only unique values? UNIQUE DISTINCTIVE DIFFERENT DISTINCT UNIQUE DISTINCTIVE DIFFERENT DISTINCT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes may be created or dropped at any time. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The result of every SQL query is a table. True False True False ANSWER DOWNLOAD EXAMIANS APP