07 - Map
Quiz
•
Computers
•
University
•
Practice Problem
•
Medium
Joanna Helga
Used 4+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Struktur data Map digunakan untuk menyimpan...
pasangan (key, value), sedemikian sehingga value mudah ditemukan lewat key-nya
kumpulan value yang terurut membesar
peta yang disimpan dalam bentuk graph
sejumlah bilangan yang nilainya unik
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Kembalian dari operasi put(k, v) adalah ...
jika k belum ada pada map, mengembalikan null
jika k sudah ada pada map, mengembalikan v
jika k sudah ada pada map, mengembalikan value yang saat itu ada pada map
jika k belum ada pada map, mengembalikan false
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Mana saja yang merupakan operasi Unordered Map ?
put(k, v)
insert(k)
sort()
keySet()
remove(k)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa kembalian dari operasi keySet() ?
himpunan key yang ada pada map
pasangan (key, value) paling kecil
himpunan (key, value) yang ada pada map
himpunan value yang ada pada map
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sentinel adalah ...
Nilai spesial yang dipakai sebagai penanda key tidak ditemukan
Nilai yang bukan null
Pasangan (key, value) paling akhir
Data yang value-nya berisi null
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan map pada gambar. Jika dilakukan operasi-operasi berikut ini berturut-turut:
put(5, K), put(4, K), get(5), get(8)
maka kembalian dari setiap operasi adalah...
C, null, K, null
C, K, K, null
false, true, C, null
K, K, K, null
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
kelas HashMap pada library Java menggunakan cara...
separate chaining
coalesced hashing
linear probing
open addressing
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