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

Author Question: Which method do you use to find the number of elements in a set or list named x? (Read 63 times)

joblessjake

  • Hero Member
  • *****
  • Posts: 555

Question 1

Suppose ArrayList x contains three strings [Beijing, Singapore, Tokyo]. Which of the following methods will cause runtime errors?
◦ x.get(2)
◦ x.set(3, "New York");
◦ x.remove(3)
◦ x.size()
◦ x.get(3)

Question 2

Which method do you use to find the number of elements in a set or list named x?
◦ x.count()
◦ x.size()
◦ x.sizes()
◦ x.counts()
◦ x.length()


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by joblessjake on May 6, 2020

sierrahalpin

  • Sr. Member
  • ****
  • Posts: 329
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly




joblessjake

  • Member
  • Posts: 555
Reply 2 on: May 6, 2020
Excellent


shewald78

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

For a complete list of videos, visit our video library