Answer:
Explanation:
Computer also facilitate comfort to our life and provides convenience. For transportation, it facilitate the way people travel. Airways, Roadways and waterways uses computers to control their operation. It saves time and relieve severity of traveling difficulties.
Answer:
Explanation:
An Access Control Matrix ACM can be defined as a table that maps the permissions of a set of subjects to act upon a set of objects within a system. The matrix is a two-dimensional table with subjects down the columns and objects across the rows. The permissions of the subject to act upon a particular object are found in the cell that maps the subject to that object.
Summary
The rows correspond to the subject
The columns correspond to the object
What does each cell in the matrix contain? Answer: Each cell is the set of access rights for that subject to that object.
The answer to this question is the term bus. The term bus in computers is a communication system that transfers data and information in the computer to another computer. The bus are parallel wires that can be either optical or fiber that are connected in multiple switched hubs.
Answer:
for this, u will have to put what u already know into a few stanzas and turn it in. hope this helps.
Answer:
True
Explanation:
SQL stands for structured query language , which is used to query Relational Database Management systems like SQLServer. This is not for writing applications like business layer where we use some programming languages.SQL is meant for data layer to perform CRUD operations against database.
CRUD operations :
Create
Read
Update
Delete
we can perform above operations on database by using SQL query language
