
OCR Computer Science A Level Database concepts
Quiz
•
Computers
•
12th Grade
•
Practice Problem
•
Medium
Ana Bracher
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the unique identifier for each object added to the database?
Attribute1
DoctorID
DirectorName
MovieTitle
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of database consists of a single file?
Indexing
Relational Database
Flat File
Entity Relationship Modelling
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process of coming up with the best possible design for a relational database called?
Normalisation
Indexing
Referential Integrity
Record Locking
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to store the position of each record when ordered by a certain attribute?
Primary Key
Secondary Key
Foreign Key
Indexing
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process of preventing simultaneous access of records in a database called?
Redundancy
Transaction Processing
Referential Integrity
Record Locking
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which SQL statement is used to collect fields from a given table?
ADD
SELECT
UPDATE
DELETE
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process of ensuring consistency in a database called?
Atomicity
Consistency
Durability
Isolation
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