Answer key b quiz 2 chapter 3 total grade 66 of

This preview shows page 19 - 22 out of 273 pages.

Answer Key: B Quiz 2 - Chapter 3 Total Grade: 6.6 (of possible 15 points) Part 1 of 2 True / False Score: 4.2 (of possible 7.5 points) Question 1 of 50 Score: 0 (of possible 0.3 points) The structure of a table can be viewed by issuing the STRUCTURE command. True False Answer Key: False
Question 2 of 50 Score: 0.3 (of possible 0.3 points) The scale of a NUMBER column indicates the number of digits that can be displayed to the right of the decimal point.
Question 3 of 50 Score: 0 (of possible 0.3 points) A CHAR column cannot be resized to a width that is smaller than the data it already contains.
Question 4 of 50 Score: 0.3 (of possible 0.3 points) An automatic column will generate a value at runtime and may reference values from other columns.
Question 5 of 50 Score: 0 (of possible 0.3 points) The RENAME command can be used to assign a table to a new schema. True False Answer Key: False
Question 6 of 50 Score: 0.3 (of possible 0.3 points) The DROP TABLE command can be used to remove a table and all its data from a database.
Question 7 of 50 Score: 0 (of possible 0.3 points) A column name can consist of up to 225 characters.
Question 8 of 50 Score: 0 (of possible 0.3 points) Every table name within a specific schema must be unique.
False Answer Key: True Question 9 of 50 Score: 0.3 (of possible 0.3 points) The precision of a NUMBER does not include the decimal point itself in the total number of digits that can be stored in a column. True False Answer Key: True
Question 10 of 50 Score: 0.3 (of possible 0.3 points) The maximum width of a VARCHAR2 column is 2000 characters.
Question 11 of 50 Score: 0.3 (of possible 0.3 points) The default format of a DATE column in Oracle11g is DD-MON-YY.
Question 12 of 50 Score: 0.3 (of possible 0.3 points) The INTERVAL datatype can be used to identify a specific interval, or amount, of time.

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture