An administrator is writing into a database and received an error detailed in the exhibit. The two steps to be taken to resolve this are :
Move the Execute SQL statement to be between Connect and Disconnect. Move the Prompt Message to be before the Disconnect statements.
Explanation:
- Dynamic SQL refers to SQL statements that are generated at run-time.
- To disconnect from a database, in the Database Navigator or Projects view, click the connection and then click the Disconnect button in the toolbar or click Database -> Disconnect on the main menu
- You can also right-click the connection and click Disconnect on the context menu
- The PROMPT command may be used to display messages to the user, perhaps supplying a short summary of what your script is going to accomplish.
- The SQL EXECUTE command executes an SQL command and binds the result to 4D objects (arrays, variables or fields).
- A valid connection must be specified in the current process in order to execute this command. The sqlStatement parameter contains the SQL command to execute.
The answer is B. A only. The optimum valve timing is found through experimentation using an engine dynamometer. The timing of the opening and closing of the valves is called valve timing. So the use of dynamometer measures the power output of a machine that is why it can measure the optimum valve timing.
Answer:
The following where many reasons why IPv6 was used instead of IPv5 which are the limitation of it's 32 bit address, IPv5 began or used with a different name called Internet streaming, IPv6 provides unlimited addressing, because it comprises of 128 bit.
Explanation:
Solution:
The following reasons why Proponents of IPs used IPV6 instead of IPv5 is stated as follows:
- Due to its limited 32 bit addressing
- IPv6 offers almost unlimited addressing because of its 128-bit addressing
- IPv5 started under a different name which is internet stream(ST)
- ST(Internet streaming) was developed for streaming video and voice
- ST was developed by Apple, NeXT, and Sun Microsystems
- ST was effective on specific frequency to carry out communication
Explanation:
1. special key combination that causes specific commands to be executed typically shortcut keys combine the ctrl or alt keys with some other keys.
2. 5 example of shortcut keys are:-
- 1. ctrl + A - select all
- 2.ctrl + B - bold
- 3. ctrl + C - copy
- 4. ctrl + U - under line
- 5. ctrl + v - paste
3. (i) open the start menu
(ii) open Windows task manager
(iii) close the currently active program
(iv) replace
(v) align center
4. the three importance of shortcut keys are :
- efficient and time saving :- using shortcut make you more efficient at doing certain task on your computer .
- multi-tasking :- being a multi Tasker is something required in life.
- health benefit :- cutting down on your mouse usage by using keyboard shortcut can help reduce the risk of RSI (Repetitive Syndrome Injury).
5. shortcut keys are very helpful because it take less time. keyboard shortcuts are generally used to expedite common operation by reducing input sequence to a few keystrokes.
The angle
Steady Hands
Focusing on the right lighting