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Database Management System · Quiz 2 · May 2024

Database Management System · Quiz 2 · May 2024

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Questions and published explanations below are available without starting a test. Some questions may not have a published solution yet.

0 / 14 published solutions

Question 2 MCQ · 3.0 marks

Source diagram or notation
6406532866836.
48
6406532866837.
32
6406532866838.
64
6406532866839.
16

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Question 3 MCQ · 3.0 marks

Source diagram or notation
6406532866856.
not in 2NF
6406532866857.
in 2NF but not in 3NF
6406532866858.
in 3NF but not in 2NF
6406532866859.
in both 2NF and 3NF

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Question 4 MCQ · 3.0 marks

Source diagram or notation
6406532866864.
a: 500, b: 23, c: 676
6406532866865.
a: 676, b: 20, c: 500
6406532866866.
a: 500, b: 23, c: 500
6406532866867.
a: 500, b: 20, c: 676

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Question 5 MCQ · 4.0 marks

Source diagram or notation
6406532866840.Source diagram or notation
6406532866841.Source diagram or notation
6406532866842.Source diagram or notation
6406532866843.Source diagram or notation

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Question 6 MCQ · 4.0 marks

Source diagram or notation
6406532866844.
1 NF
6406532866845.
2 NF
6406532866846.
3 NF
6406532866847.
BCNF

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Question 7 MCQ · 4.0 marks

Source diagram or notation
6406532866848.
2
6406532866849.
3
6406532866850.
4
6406532866851.
5

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Question 8 MCQ · 4.0 marks

Consider a disk with a sector size of 512 bytes, 3000 tracks/surface, 50 sectors/track, and 8 double- sided platters. Which of the following is the correct choice for the number of cylinders and block size?
6406532866852.
Number of cylinders= 3000, block size= 1536
6406532866853.
Number of cylinders= 6000, block size= 256
6406532866854.
Number of cylinders= 3000, block size= 256
6406532866855.
Number of cylinders= 6000, block size= 786

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Question 9 MCQ · 4.0 marks

Source diagram or notation
6406532866860.
X covers Y
6406532866861.
Y covers X
6406532866862.
Both X covers Y and Y covers X
6406532866863.
Neither X covers Y nor Y covers X

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Question 10 MSQ · 2.0 marks

Which of the following commands will make changes in the Data Dictionary?
6406532866876.
UPDATE
6406532866877.
DELETE
6406532866878.
TRUNCATE
6406532866879.
ALTER

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Question 11 MSQ · 3.0 marks

Source diagram or notation
6406532866872.Source diagram or notation
6406532866873.Source diagram or notation
6406532866874.Source diagram or notation
6406532866875.Source diagram or notation

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Question 12 MSQ · 3.0 marks

Source diagram or notation
6406532866880.Source diagram or notation
6406532866881.Source diagram or notation
6406532866882.Source diagram or notation
6406532866883.Source diagram or notation

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Question 13 MSQ · 5.0 marks

Source diagram or notation
6406532866868.
Relation **Student** is in 3NF when F1 is the Functional dependencies set.
6406532866869.
Relation **Student** is in 3NF when F2 is the Functional dependencies set.
6406532866870.
Relation **Student** is in 3NF when F3 is the Functional dependencies set.
6406532866871.
Relation **Student** is in 3NF when F4 is the Functional dependencies set.

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Question 14 MCQ · 4.0 marks

Use the data given below and answer the given subquestions.
Source diagram or notation
The current table is in which normal form?
6406532866884.
1 NF
6406532866885.
2 NF
6406532866886.
3 NF
6406532866887.
BCNF

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Question 15 MCQ · 4.0 marks

Use the data given below and answer the given subquestions.
Source diagram or notation
Which of the following decompositions will help to achieve BCNF?
6406532866888.Source diagram or notation
6406532866889.Source diagram or notation
6406532866890.Source diagram or notation
6406532866891.Source diagram or notation
      **PDSA** **Section Id :** 64065360924 **Section Number :** 2 **Section type :** Online **Mandatory or Optional :** Mandatory **Number of Questions :** 17 **Number of Questions to be attempted :** 17 **Section Marks :** 50 **Display Number Panel :** Yes **Section Negative Marks :** 0 **Group All Questions :** No **Enable Mark as Answered Mark for Review and** No **Clear Response :** **Section Maximum Duration :** 0 **Section Minimum Duration :** 0 **Section Time In :** Minutes

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