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Author Question: Which method do you use to find the number of elements in a set or list named x? (Read 45 times)

joblessjake

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on: May 6, 2020

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()
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Marked as best answer by joblessjake on May 6, 2020

sierrahalpin

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Reply #1 on: May 6, 2020
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.
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joblessjake

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  • Posts: 555
Reply 2 on: May 6, 2020
YES! Correct, THANKS for helping me on my review

frankwu0507

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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