Question: 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
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 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 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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