The first e-commerce service would be A)Banking. Hope this helps.
Answer:
DIRECT RESPONSE AGENCY
Explanation:
Direct Response Agency engage potential customers with a conversation and message that reflects their values and interest will usually reinforce their desire to do business with a company.
Direct response is a form of communicating an offer, where an organizations communicate directly to customers and supply a method for a direct response by offering services such as data base management.
Direct response agencies encourage prospective customer to take action by disseminating different types of communications that go straight to the target customers.
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:
It happens to me as well. Maybe check emails? It could also be a bug.
Explanation:
Answer:
Your resting heart rate will decrease as your heart becomes stronger through
Explanation:
