Introduction to SQL Each index consumes extra storage space and also requires overhead maintenance time whenever indexed data change value. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is the correct order of keywords for SQL SELECT statements? SELECT,WHERE,FROM SELECT, FROM, WHERE WHERE, FROM,SELECT FROM, WHERE, SELECT SELECT,WHERE,FROM SELECT, FROM, WHERE WHERE, FROM,SELECT FROM, WHERE, SELECT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is a valid SQL type? NUMERIC FLOAT All of these CHARACTER NUMERIC FLOAT All of these CHARACTER ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To establish a range of values, < and > can be used. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL How to select all data from student table starting the name from letter 'r'? SELECT * FROM student WHERE name LIKE 'r%'; SELECT * FROM student WHERE name LIKE '%r%'; SELECT * FROM student WHERE name LIKE '%r'; SELECT * FROM student WHERE name LIKE '_r%'; SELECT * FROM student WHERE name LIKE 'r%'; SELECT * FROM student WHERE name LIKE '%r%'; SELECT * FROM student WHERE name LIKE '%r'; SELECT * FROM student WHERE name LIKE '_r%'; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SELECT statement SELECT 'Hi' FROM DUAL WHERE NULL = NULL; Outputs TRUE Nothing FLASE Hi TRUE Nothing FLASE Hi ANSWER DOWNLOAD EXAMIANS APP