Various number of servers placed in racks are related to Rack servers in data center.
Explanation:
In data center commonly used server is Rack servers. Servers are being arranged in the mounted racks are generally called as rack servers in the data center. Internal fans are being fitted inside the racks make the servers to make a good airflow and maintain the cooling. There are different types of racks available the user can choose based on their requirement.
Answer:
This is what we call SQL Injection.
• SQL Injection is when an attacker compromises your database only if it is vulnerable.
• Vulnerability includes leaving an empty ""(value) or forgetting to close anything that could be attacked.
• Ways to prevent injection is to not use string concatenation.
(<em>ex.</em> "hello" + "world")
* Use parameterized queries.
* Immediately get rid of any unused code.
Answer:
D. Modeling
Explanation:
<em>Modeling</em>: It is a graphical representation, of a concept or system, technique used by software developer to analyze, test, and modify that system or concept.
