Answer:
Option B is the correct answer for the following question.
Explanation:
The following option is true because the pearsonr from scipy module is the method of the Python Programming Language in the submodule i.e., "scipy.stats" which print or return P-value for operating the hypothesis test for the value of correlation coefficient. So, that's why the following option is correct.
Answer:
Zero-day exploits
Explanation:
Zero-day exploits refers to recently found vulnerabilities in a computer software program that has been in existence but was hitherto not known and addressed by the software security experts, however, these vulnerabilities were known to hackers. While the existence of these "loop-holes" in the software can go on unnoticed for several years, hackers can take advantage of it to cause harm to the computers' programs and data.
When these attacks occur, it is called a zero-day because the attack took place on the very day that the loop-hole was discovered in the software. So exploitation has already taken place before a fix is carried out.
Answer:
Handle the exception in a catch block or throw the exception to the method that called this method.
Explanation:
The try and catch statements occur in pairs. The try statement allows the user to define a block of code to be tested for errors while it is being executed.
The catch statement allows the user to define a block of code to be executed, if an error occurs in the try block.
If an exception is checked by a method, the method either handles the exception in a catch block or throw the exception to the method calling it.
Answer:
web portals
Explanation:
B2B (business-to-business) is a marketing strategy that deals with meeting the needs of other businesses, by selling products or services to the organizations for resale to other consumers, used in production of goods or for the operation of an organisation.
B2B (business-to-business) model focuses on facilitating sales transactions between businesses.
Under the B2B, the producer sells its products directly to other businesses such as wholesalers or retailers and not the end consumers.
B2B partners often connect to each other on the Internet through special web portals that are designed to facilitate exchange of information and simplified business transactions.
Additionally, a popular application of the seller-side marketplace model, which is a major business-to-business (B2B) e-commerce model, is e-procurement of goods through the use of web portals over the internet and as such eliminating the option of physical buying or procurement.