Answer:
b. data entry slows as every INSERT , UPDATE, or DELETE statement must also update every index.
Explanation:
This process help to improve the speed of get data , it takes each element in the indexed column and save the location to get faster the data. But if you index every attribute in a table it going to take a lot of time locating each column in the respective index in each query(update, delete and insert). For that reason is necesary be carefull with this process and only put index in the relevant columns
Answer:
Management information system (MIS)
Explanation:
Most manufacturing companies are organized into levels, with each level having different kinds of information systems. The four major types of systems placed on each organizational level include:
Transactional Processing System (TPS) – Business systems at this level serve at the lowest point of the operational level in an organization. It performs routine transactions like sales entry and payroll.
Management Information Systems – MIS transforms TPS inventory and production data into compressed formats and presented in detailed reports produced as per the agreed schedules to the managers. These reports can be served on a daily, hourly, or monthly basis.
Decision-Support Systems (DSS) – Managers at this level are majorly responsible for making unique and rapidly changing decisions
ESS – It is the strategic level in an organization. Top senior managers use this level to make non-routine decisions that require insight and a lot of judgment.
Answer:
Two advantages of the agile methods are:
- The agile method require less documentation process as compared to waterfall model and saves maximum time and money. It basically reduces the efforts and the amount of work.
- In agile method, there is always high customer satisfaction present. In agile method, it is easy to modify in the data as compared to the waterfall model. The customers and developers always interact with each other as the interaction is very important for the good results in the project.
Two disadvantages of the agile methods are:
- For the large and complex projects, sometimes it is difficult to determine the requirements in the software development as projects are easily go off track.
- There is less predictability and the projects are easily messed up if the projects requirement are not clear by the customer end.
Answer:
The answer to this question is "The main closet or telecommunications closet".
Explanation:
A multimedia terminal or multimedia terminal adapter (MTA) is also known as a Landline modem that operates just like a wireless router, but in terms of high-speed Internet, an MTA can provide Home Phone service only.
- In the case of a significant power failure, MTAs have only a backup battery that will fuel the MTA for many hours.
- This device is used to connect to a main or telecommunications closet.
1. non photorealistic rendering
2. siftables
3. spherical audio
4. blu ray
