
Quiz 2 Konsep Basisdata 2025
Authored by Roni salambue
Information Technology (IT)
University

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Dari defenisi berikut statemen update tidak dapat memperbarui data dalam tabel. Apakah yang salah?
nama tabel
kondisi baris yang dimodifikasi
nilai lama kolom
tidak ada yang salah
2.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Untuk menyimpan data tanggal dan waktu yang berlaku universal (nilainya tidak berubah meski dibaca dari lokasi manapun), maka tipe data apakah yang digunakan?
TIMESTAMP
TIMESTAMP WITH TIME ZONE
TIMESTAMP WITH LOCAL TIME ZONE
TIMESTAMP WITH WORLD TIME ZONE
3.
MULTIPLE CHOICE QUESTION
45 sec • 10 pts
Dari defenisi berikut, manakah statemen yang benar untuk menambah data?
INSERT INTO emp VALUES (1,null,250000)
INSERT INTO emp (id, salary) VALUES (1,250000)
INSERT INTO emp (id, nama) VALUES (1,’Fakhri’)
INSERT INTO emp VALUES (1,250000)
4.
MULTIPLE CHOICE QUESTION
45 sec • 10 pts
Dari defenisi berikut, manakah statemen yang salah untuk menghapus data SALARY yang tidak sama dengan 100000?
DELETE FROM emp WHERE salary NOT LIKE 100000
DELETE FROM emp WHERE salary NOT 100000
DELETE FROM emp WHERE salary <> 100000
DELETE FROM emp WHERE salary != 100000
5.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Dari defenisi berikut, manakah kode SQL yang mendefenisikan constraint dengan nama patients_admit_nn pada level kolom untuk kolom admit_date sebagai not null?
ALTER TABLE patients MODIFY (CONSTRAINT patients_admit_nn NOT NULL)
ALTER TABLE patients ADD
(CONSTRAINT patients_admit_nn NOT NULL)
ALTER TABLE patients ADD (CONSTRAINTS patients_admit_nn NOT NULL)
ALTER TABLE patients MODIFY (admit_date CONSTRAINT patients_admit_nn NOT NULL)
6.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Manakah query untuk membuat sebuah tabel yang disalin dari tabel lain?
CREATE TABLE uts4 AS INSERT INTO uts3
CREATE TABLE uts4 "SELECT * FROM uts3"
CREATE TABLE uts4 COPY FROM TABLE uts3
CREATE TABLE uts4 AS SELECT * FROM uts3
7.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Bila seorang user ingin mengembalikan semua gaji karyawan menjadi 15000, manakah pernyataan yang digunakan?
ROLLBACK
ROLLBACK TO upd1_done
ROLLBACK TO upd2_done
ROLLBACK TO upd1_done || upd2_done
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