Answer:
Explanation:
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Answer:
Python is the correct answer.
Explanation:
Python Programming Language is might be good for those programmers who are beginners because the following Language is quite easy and simple to learn. When any programmer using Python Language for the programming then, they easily write their program because of its simplicity, it is easy and quick for learning language. This language creates program easy and short.
In our bag, 1/2 is peanuts, 1/4 is chocolate and 1/4 is dried fruit.
The likelihood of drawing a chocolate therefore is 1/4.
The likelihood of drawing a peanut is 1/2 and the likelihood of drawing a dried fruit is 1/4.
Thus, D is the correct answer because the 1/4 likelihood of drawing a chocolate is less than the 1/2 chance of drawing a peanut.
Answer:
Extra security features and networking services built right in
Explanation:
The major advantage of using a server operating system is that it has decent security features and networking services built right in it from the default settings
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);
