MidTerm Chapter 7-11

  1. The INSERT, UPDATE, and DELETE object privileges can be applied to tables and views. True/False
    True
  2. A role can be created with the CREATE ROLE command.
    True/False
    True
  3. Object privileges allow users to perform DML operations on the data contained within database objects.
    True/False
    True
  4. The DEFAULT ROLE option of the ALTER USER command can be used to assign a default role to an existing user.
    True/False
    True
  5. User names can consist of up to 30 characters and include the _, #, and $ symbols.
    True/False
    True
  6. Even if users are authenticated by the operating system, the users are still required to have valid Oracle12c accounts to access the database.
    True/False
    True
  7. The WITH ADMIN OPTION is required to enable the user to grant the specified object privileges to other users.
    True/False
    False
  8. The PASSWORD EXPIRE option can be used to force a user to change his or her password at the time of the next login.
    True/False
    True
  9. An object privilege cannot be granted to a role with the WITH GRANT OPTION.
    True/False
    True
  10. A role can be removed from the database with the DELETE ROLE command.
    True/False
    False
  11. If a date column is being used for comparison against the search condition, the search condition is enclosed in double quotation marks.
    True/False
    False
  12. The < symbol is used to search for records containing a value that is less than or equal to the stated search condition.
    True/False
    False
  13. When two conditions are joined by the AND keyword, both conditions must be FALSE for a record to be included in the results.
    True/False
    False
  14. The percent sign (%) and asterisk (*) symbols can be used with the LIKE comparison operator to create a search pattern.
    True/False
    False
  15. Using the OR logical operator to combine search conditions based upon the same column is the same as using the IN comparison operator.
    True/False
    True
  16. The <>, !=, or ^= operators can be used to search for values that are not equivalent to the specified search condition.
    True/False
    True
  17. The IN comparison operator is used when searching for a pattern of characters. True/False
    False
  18. When using a search pattern, a(n) ? symbol is used to indicate exactly one character in that position.
    True/False
    False
  19. A NULL value is the same as a blank space. True/False
    False
  20. A greater than or equal to comparison is indicated by the symbols =>.
    True/False
    False
  21. A(n) outer join can be created by not including a joining condition in a SELECT statement.
    True/False
    False
  22. The USING clause must be used with the JOIN keyword when linking tables that do not contain a commonly named column.
    True/False
    False
  23. The ON clause can be used only if the tables being joined have a common column with the same name.
    True/False
    False
  24. The number of joining conditions required to join tables is always one less than the number of tables being joined.
    True/False
    True
  25. A table alias can be assigned in the FROM clause, even when tables are being joined using the NATURAL JOIN keywords.
    True/False
    False
  26. A column qualifier is separated from the column name with a colon.
    True/False
    False
  27. A full outer join can be created by including an outer join operator on both sides of the linking condition stated in the WHERE clause. True/False
    False
  28. When combining the results of two SELECT statements with the MINUS keyword, duplicate rows are suppressed in the results.
    True/False
    False
  29. The outer join operator is placed on the side of the joining condition that references the table containing the deficient rows.
    True/False
    True
  30. When a self-join is created, each copy of the table must be assigned a table alias.
    True/False
    True
  31. The INSTR function is used to return a portion of a character string.
    True/False
    False
  32. Any of the single-row functions covered in this chapter can be used with the DUAL table.
    True/False
    True
Author
Lencha
ID
326155
Card Set
MidTerm Chapter 7-11
Description
Exam
Updated