Answer:
"Option b and Option d" is the correct option for this question.
Explanation:
In the database, datatype belongs to the information storage medium, which can hold a specific type of value. There are several data types, which is used in database like integer, character, series, floating-point and array numbers, and the rules, that give levels of security to information are known as a security constraints. It may be either developed as rules on integrity, mathematical formalism rules or schematic rules, and other choices were wrong which can be described as follows:
- In option a, The asserts, which is in any exchange in a database, should only modify the information, that is effected in acceptable ways is called consistency, that's why it is wrong.
- In option c, The validity and accuracy of the data in the database can not be ensured, that's why it is wrong.
Answer: A. Multicast
Explanation:
Here we are given a situation where it is necessary for the device to stream media to all the PCs connected across the LAN. But as the they are unable to stream the media then it is a problem in the multicast TCP/Ip technology.
Multicasting enables to transfer information or messages from one to many or many to many. Here as a single device is responsible for streaming the content to other PCs across the LAN, therefore it is necessary that multicast has been properly implemented.
Option B is incorrect as it is not a scenario of broadcast as in broadcasting all the receivers must get the streaming however here if a PC does not want to receive the media stream it cannot receive for which multicasting is required.
Option C is incorrect as here we are not talking of one to one communication.
Option D is incorrect as here we cannot have more than one route to send the media content except the LAN.
Answer:
OLTP(Online transaction processing) is the correct answer.
Explanation:
It is the database application that is used to catching the transection and that data or information which is related to the technology for the purpose of.
- Process that data and information which is related to the following rules of the business or company.
- It stores the data or information related to the online transaction.
- It also helps to modify the current data or information for the new data or information.
Answer:
ISP is the correct answer to the following question.
Explanation:
ISP(Internet Service Provider) is the company or an organization which provides the internet connection or access to any persons, individuals or any company. It is the device that connects networks and direct flow of the data or information through the network. If you want to connect through ISP then, you have to connect this device to the computer system.
