Answer:
Hard drive
Explanation:
The hard drive is where the operating system, programs and data reside on (unless the data is saved and backed up elsewhere). An older hard drive that uses platters for reading and writing data to it will be slower than a later model solid state device. Newer hard drives have very fast access speeds compared to older units.
Answer:
Explanation:
Transitive dependency
In this case, we have three fields, where field 2 depends on field 1, and field three depends on field 2.
For example:
Date of birth --> age --> vote
Partial dependency
It is a partial functional dependency if the removal of any attribute Y from X, and the dependency always is valid
For example:
Course and student these tables have a partial dependency, but if we have the field registration date, this date will depend on the course and student completely, we must create another table with the field registration date to remove this complete dependency.
If we remove or update the table registration date, neither course nor student must not change.
Answer:
B) contextual
Explanation:
Contextual advertising is a form of targeted advertising for advertisements appearing on websites or other media.
For example:
Timothy was reading tournament results of the football World Cup matches on Infogoalistic.com. As he was going through the results, an advertisement of new football studs popped up. This is an example of <u>contextual</u> advertising.
Answer:
Explanation:
Operator can be defined as
a character or characters which gives determination of actions that are needed to be performed/ considered. Operators are symbols that gives the compiler information to perform specific mathematical/logical manipulations.They are special type of functions, which are capable of taking one or more arguments, then produces a new value. Different types of operator are;
✓arithmetic operators(addition "+" substraction "-"
✓relational operators( greater than ">"
lesser than"<"
✓Logical operators.( Connective words/symbols such as AND, NOT, OR)
Arithmetic Operators: These include "+" (addition), "-" (subtraction), "*" (multiplication), "/" (division), "\" (integer
