Answer:
for no.2 true and for Ctrl-Z False
Explanation:
Ctrl-z is and "undo" shortcut
not really sure about no.1 though, sorry :(
It depends on which action.
Answer:
D)One big superclass can be used instead of many little classes.
Explanation:
Inheritance could be described as getting new class on another existing class with almost same execution,
inheritance allows codes to be re-used. It should be noted that inheritance bring about the code sharing among class.
The advantages of using inheritance includes but not limited to
✓ Code that is shared between classes needs to be written only once.
✓Similar classes can be made to behave consistently.
✓ Enhancements to a base class will automatically be applied to derived classes.
Answer:
- Transform binary or unary M:N relationship or associative entity with its own key.
Explanation:
Transform binary relation is described as the method through which a decimal can easily be converted into binary while the unary relationship is described as a relationship in which both the two participants occurs from the same entity.
In the given case, 'transform binary or unary M:N relationship' can be created using 'the primary key linked with the relationship plus any non-key aspects of the relationship and the primary keys of the related entities' as it displays the existence of a relationship between the occurrences of a similar set of the entity i.e. associative entity here.
<span>Conflict of IP address in the computers. when computer are networked each computer is given a unique IP address. If two computers have the same IP there will be conflict which lead to failure in sending and receiving data within the network. It can be resolved by checking the IP addresses of each computer and correcting it.</span>