Answer:
Update the device driver
Explanation:
Devices drivers are softwares used to link a component of the computer to the operating system functionality.
It normally comes with the installed operating system, but most plug and play devices , come with a little built-in OS that runs once it is plugged in.
If a device is not recognized, update the driver software and restart the system.
For the view of Exercise 4.18, explain why the database system would not allow a tuple to be inserted into the database through this view.
For reference
For the database of Figure 4.12, write a query to find the ID of each employee with no manager. Note that an employee may simply have no manager listed or may have a null manager. Write your query using an outer join and then write it again using no outer join at all.
OUTER JOIN
select e.ID from employee e left outer join manages m on e.ID = m.ID
where m.manager_id is null;
NO OUTER
select e.ID from employee e where e.ID not in (select m.ID from manages m) or e.ID in (select m.ID from manages m where m.manager_id is null);
Answer:
I think it is the second answer choice honestly
Explanation:
I'm gonna say either the first one or second one because the word film has something to with behind the scenes work not being an actor.
Answer:
A pre-programmed function is a section of code which is reusable to perform certain routine. One benefit of using a pre-programmed function to analyze data is the code redundancy can be reduced. The function is only written for once and it can be called to perform a specific data analysis whenever it is needed.
Besides, a pre-programmed function also offer consistent analytical output as all data are processed by a same analytical procedure in the function.
Answer: 1. put her insertion point at the end of item 2b. 2. press enter key
