This topic contains a solution. Click here to go to the answer

Author Question: When using a computer, most people spend the majority of their time using ________ applications. ... (Read 27 times)

RRMR

  • Hero Member
  • *****
  • Posts: 557
When using a computer, most people spend the majority of their time using ________ applications.
 
  A) custom
  B) end-user developed
  C) illegal
  D) standard
  E) none of the above

Question 2

How many optional columns will the relational schema mapped from the Central School Library ER diagram have?
 
  A) 0
  B) 1
  C) 2
  D) 3



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jody Vaughn

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

D

Answer to Question 2

A




RRMR

  • Member
  • Posts: 557
Reply 2 on: Jul 7, 2018
Thanks for the timely response, appreciate it


kjohnson

  • Member
  • Posts: 330
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

For a complete list of videos, visit our video library