Answer:
Explanation:
Given
Required
The margin of error (E)
This is calculated as:
When confidence level = 0.98 i.e. 98%
The z score is: 2.326
So, we have:
Express as percentage
Answer:
It will show compilation error like - no match for 'operator>>'
Explanation:
<< and >> are input output stream operators which are used with different input output stream objects in C++. So << operator is used to output stream of characters to console or a file and >> operator is used to input or read some characters or integers from a file or console. Here input stream character is used with output stream object cout, which produces an error.
Answer: A. Uses third-party CA's to validate a users identity.
Explanation:
A digital certificate is a binding electronic document used in the exchange of messages between a sender and receiver across the internet. It is useful in validating the identities of all users so that none can deny either sending or receiving a message. It also offers some protection to the data sent and received.
Certification Authorities are recognized bodies who have the responsibility of ensuring the true identities of users. After achieving this they then issue a certificate that can serve as a guarantee. A public key is present in the certificate which only the true users can access.
These Certification Authorities would then confirm that the key and digital signature matches the identities of the users.
Answer:
Train the computer to recognize Gertrude’s accent.
Explanation:
First make it easier for the computer to understand the accent rather than changing the word, because basket southern may sound something like basset which would be hard to understand still. Helping the computer understand one word is only going to solve one problem so it is best to explain the accent to the computer. Visual alternative will not work either because the computer will not look at one specific point of the picture and will get confused.
