EX: A BIOS is a file used to make an emulator work properly. <span>A ROM is a copy of a game downloadable online.</span>
Answer:
Explanation:
When we convert any decimal number into the hexadecimal number we have to divide that number with 16.
Now according to question the decimal number is 35.
Now to convert this in hexadecimal divide it with 16.
This means the quotient is 2 and the remainder is 3.
Therefore the value of hexadecimal is,
Therefore,
.
Answer:
b. foreign key
Explanation:
In the database world, a foreign key is a field on one table and a primary key for another table. The purpose of a foreign key is to provide linkages between two or more tables. Given two tables A and B, and making A the point of reference, a primary key is a field that is unique in A while a foreign key is unique in B.
On another hand, a composite primary key is a combination of two or more fields/columns on database table that can be used to uniquely identify each row in the table.
In the database lingua, what we have is a unique key not a distinct key, though the two words are similar in meaning.
A duplicate key is used when an information may be repeatedly entered on a table.
So the correct option is a foreign key.
