
Quiz - Database Technology - Session 9 (Odd Semester 2023/2024)
Authored by Eko Purwanto
Computers
University
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23 questions
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1.
OPEN ENDED QUESTION
2 mins • Ungraded
Kode Kelas Database Technology Anda?
LA03 / LF01 / LH01 / LJ01
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2.
OPEN ENDED QUESTION
2 mins • Ungraded
Masukkan NIM Anda
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3.
OPEN ENDED QUESTION
2 mins • Ungraded
Masukkan Nama Lengkap Anda
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4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
What is the purpose of physical database design?
To capture information and define tables, columns, and views
To create a conceptual schema
To optimize the performance of queries and updates
To select the appropriate indexes
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Which schema is tightly linked to query optimization?
Conceptual schema
Logical schema
Physical schema
External schema
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
What is the first step in understanding the workload?
Identifying the most important queries and updates
Determining the desired performance for queries and updates
Analyzing the attributes involved in selection/join conditions
Estimating the frequency of queries and updates
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Which attributes are candidates for index search keys?
Attributes involved in selection/join conditions
Attributes mentioned in the SELECT clause
Attributes involved in aggregation functions
Attributes mentioned in the FROM clause
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