Recent questions tagged Util

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Q: Explain When two threads access the same ArrayList object what is the outcome of the program?

When two threads access the same ArrayList object what is the outcome of the program? (a) Both are able ... Framework of Java Select the correct answer from above options...

asked Mar 1, 2022 in Education by JackTerrance

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Q: Explain How is Arrays.asList() different than the standard way of initialising List?

How is Arrays.asList() different than the standard way of initialising List? (a) Both are same (b) ... Collections Framework of Java Select the correct answer from above options...

asked Mar 1, 2022 in Education by JackTerrance

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Q: Explain What is the difference between length() and size() of ArrayList?

What is the difference between length() and size() of ArrayList? (a) length() and size() return the ... Collections Framework of Java Select the correct answer from above options...

asked Mar 1, 2022 in Education by JackTerrance

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Q: Explain Which class provides thread safe implementation of List?

Which class provides thread safe implementation of List? (a) ArrayList (b) CopyOnWriteArrayList (c) HashList (d) ... Framework of Java Select the correct answer from above options...

asked Mar 1, 2022 in Education by JackTerrance

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Q: Explain Which of the below is not an implementation of List interface?

Which of the below is not an implementation of List interface? (a) RoleUnresolvedList (b) Stack (c) AttibuteList ... Framework of Java Select the correct answer from above options...

asked Mar 1, 2022 in Education by JackTerrance

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Q: Explain What is the worst case complexity of accessing an element in ArrayList?

What is the worst case complexity of accessing an element in ArrayList? (a) O(n) (b) O(1) (c) O( ... The Collections Framework of Java Select the correct answer from above options...

asked Mar 1, 2022 in Education by JackTerrance

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Q: Explain What is the default clone of HashSet?

What is the default clone of HashSet? (a) Deep clone (b) Shallow clone (c) Plain clone (d) Hollow ... Collections Framework of Java Select the correct answer from above options...

asked Mar 1, 2022 in Education by JackTerrance

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Q: Explain Do we have get(Object o) method in HashSet.

Do we have get(Object o) method in HashSet. (a) True (b) False The question was posed to me by my ... The Collections Framework of Java Select the correct answer from above options...

asked Mar 1, 2022 in Education by JackTerrance

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Q: Explain What does Collections.emptySet() return?

What does Collections.emptySet() return? (a) Immutable Set (b) Mutable Set (c) The type of Set ... Collections Framework of Java Select the correct answer from above options...

asked Mar 1, 2022 in Education by JackTerrance

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Q: Explain What are the initial capacity and load factor of HashSet?

What are the initial capacity and load factor of HashSet? (a) 10, 1.0 (b) 32, 0.75 (c) 16, 0. ... - The Collections Framework of Java Select the correct answer from above options...

asked Mar 1, 2022 in Education by JackTerrance