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QUESTION 3 A central concept of his RDBMS theory is that all data is stored in rows of tables and each row is identified by

QUESTION 3

A central concept of his RDBMS theory is that all data is stored in rows of tables and each row is identified by _______________(s).

QUESTION 4

In the MySQL architecture, the MySQL Shell is a

a

Server

b

Client

c

Neither

d

Both

QUESTION 5

The SQL keyword used to specify the database to work with is

a

CHOOSE

b

USE

c

SELECT

d

DATABASE

QUESTION 6

The SQL command most typically used to query data from a table is

a

QUERY

b

READ

c

DUMP

d

SELECT

QUESTION 7

In a VirtualBox virtual machine (VM) which of these could be used for virtual storage? (i.e configured through Settings->Storage in the VirtualBox control panel)

Both

Neither

A .vdi hard disk image

An ISO image of a CD or DVD

QUESTION 8

in an Entity-Relationship diagram, a rectangle with a solid outline is:

a

A Weak Entity

b

A Relationship

c

An Attribute

d

An Entity

QUESTION 9

Which of these is a multi-byte characater set?

A

latin1

B

UTF-8

C

ASCII

D

hp8

image text in transcribed

QUESTION 17

In a production database, Schema are likely to change more frequently than instances.

True

False

QUESTION 18

All SQL statements must end with what character?

A

New-line

B

Period (.)

C

Semi-colon (;)

D

Colon (:)

QUESTION 19

Which of these SQL data items (type and value) requires the most storage space in the system?

A

CHAR(100) "hi"

B

CHAR(20) "hello"

C

VARCHAR(30) "hello world"

D

VARCHAR(200) "hello"

QUESTION 20

Which SQL data type would be most likely used to store a student's birth date?

A

TIMESTAMP

B

DATE

C

YEAR

D

DATETIME

QUESTION 13 5 points Saved In this ERD notation style, what is the minimum number of orders that a customer must have Address Name E-mail Customer Orders O One O Zero O More than one O Seven

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