Answer:
d. Ensure file caching and flushing are enabled for all disk drives.
Explanation:
When the disk reading and writing is delayed and the server performance is also slow after taking over management of a server.Previously the server has several server components.So to increase the performance we should ensure caching of the file and make sure that the flushing is enabled for all disk drives.Hence the answer to this question is option d.
Android<span>, </span>iOS<span>, Windows and </span>Blackberry<span> devices.</span>
Because its a old type of software and probably wont run on your computer
Answer:
Following are the code to this question:
/*using the select statement, that selects column name from the table blog.posts */
SELECT blog.posts.user_id, blog.posts.body, users.name/*column name user_id, body, name*/
FROM blog.posts/* use table name blog.posts*/
RIGHT OUTER JOIN users ON blog.posts.user_id = users.id;/*use right join that connect table through user_id*/
Explanation:
In the structured query language, RIGHT JOIN is used to recovers from both the right side of the table both numbers, although the left table has no sets. It also ensures that even if the 0 (null) documents are linked inside this left table, its entry will always return the outcome row, but still, the number of columns from its left table will be NULL.
In the above-given right join code, the select statements used that selects the column names "user_id, body, and the name" from the table "blog. posts" and use the right join syntax to connect the table through the id.
