Oracle 12c: SQL
3rd Edition
ISBN: 9781305251038
Author: Joan Casteel
Publisher: Cengage Learning
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If the CACHE or NOCACHE options aren’t included in the CREATE SEQUENCE command, which of the following statements is correct?a. Oracle 12c generates 20 integers automatically and stores them in memory.b. No integers are cached by default.c. Only one integer is cached at a time.d. The command will fail.e. Oracle 12c generates 20 three-digit decimal numbers automatically and stores them in memory.
What happens if the following command is executed to manage the garbage files?find . "(" -name A -o -name B")" -exec rm {} \;
Choose an answer
A
The garbage file with the name “A” will be removed.
B
The garbage files with the names “A” and “B” will be removed.
C
The garbage file with the name “A” will be located.
D
The garbage files with the names “A” and “B” will be located.
"ls" command to list ALL the contents of a directory in long format, sortedin reverse by last modification time?
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- Which of the following statements is most accurate? (refer to the JustLee Books database).a. Authentication procedures prevent any data stored in the Oracle 12c database from being stolen or damaged.b. Authentication procedures are used to limit unauthorized access to the Oracle 12c database.c. Oracle 12c authentication doesn’t prevent users from accessing data in the database if they have a valid operating system account.d. Authentication procedures restrict the type of data manipulation operations that a user can performarrow_forwardYou accidentally deleted all the orders in the ORDERS table. How can the error be corrected after a COMMIT command has been issued?a. ROLLBACK;b. ROLLBACK COMMIT;c. REGENERATE RECORDS orders;d. None of the above restores the deleted ordersarrow_forwardWhat does this mean? Unable to copy files into table.Number of columns in file (3) does not match that of the corresponding table (8), use file format option error_on_column_count_mismatch=false to ignore this error File '@TUITIONASSIST2/ui1664916259322/9.15.20-Tuition Assistance Majors -Employment at St. Jude.xlsx', line 2, character 1 Row 1 starts at line 1, column "TUITIONASSIST2"["APPLICATION_STATUS":3] If you would like to continue loading when an error is encountered, use other values such as 'SKIP_FILE' or 'CONTINUE' for the ON_ERROR option. For more information on loading options, please run 'info loading_data' in a SQL client.arrow_forward
- 31. Locking may cause which of the following problems? a. Erroneous updates b. Deadlock c. Versioning d. All of the above.arrow_forwardThe following command will reveal which files: cat *file*arrow_forwardCreate the given directory structure below in drive D:,then using copy con command create all the files in their respective subdirectories. Write all the commands needed to do this.arrow_forward
- What is the maximum number of records that can be modified with a single UPDATE command? 1 2 3 unlimitedarrow_forwardIf the current record is the ninth record in a dataset that contains 10 records, which of the following statements will position the record pointer on the tenth record?a. TblEmployBindingSource.Position = 9b. TblEmployBindingSource.Position += 1c. TblEmployBindingSource.MoveLast()d. all of the abovearrow_forward94. What are the different events in Triggers? a. Define, Create b. Drop, Comment c. Insert, Update, Delete d. Select, Commitarrow_forward
- Fill in the blank question- Only answer needed without explanation Q. For ___________ directory from the current directoy cd command is used.arrow_forwardTo get credit for this assignment, perform the instructions below and enter the code you get from the instructions below here (Hint: starts with 360) Instructions First, create a MySQL database or use an existing database (make sure to use a UTF8 character set, like utf8mb4) and then create a table in the database called "Ages": CREATE TABLE Ages ( `name` VARCHAR(128), age INTEGER ); Then make sure the table is empty by deleting any rows that you previously inserted, and insert these rows and only these rows with the following commands: DELETE FROM Ages; INSERT INTO Ages (`name`, age) VALUES ('Deelan', 37); INSERT INTO Ages (`name`, age) VALUES ('Denver', 33); INSERT INTO Ages (`name`, age) VALUES ('Rona', 23); INSERT INTO Ages (`name`, age) VALUES ('Kodi', 29); INSERT INTO Ages (`name`, age) VALUES ('Seaan', 18); Once the inserts are done, run the following SQL command:SELECT sha1(CONCAT(`name`,age)) AS X FROM Ages ORDER BY X; Find the first row in the resulting record set and…arrow_forwardCan someone please help with the ADD COMMAND I need help with the following command and each time the expert leaves out the add command,so the user can add data to a month of their choice. Can someone please help with this ADD COMMAND so it can be implemented as well when the user inputs a command! Create a program that allows you to view and edit the sales amounts for each month of the current year. Console Monthly Sales program COMMAND MENU add - Add sales for specified month view - View sales for specified month edit - Edit sales for specified month totals - View sales summary for year exit - Exit program Command: add Three-letter Month: jan Sales Amount: 10317 Sales amount for Jan is 10,317.00. Command: add Three-letter Month: feb Sales Amount: 15293 Sales amount for Jan is 15,293.00. Command: view Three-letter Month: jan Sales Amount: 14317 Sales amount for Jan is 14,317.00. Command: edit Three-letter Month: jan Sales amount for Jan is 14,317.00.…arrow_forward
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