In order for Rob to connect to the network,be must check all the connections he has in order to verify if it is physical problem or not. Let Rob check the wires and all the necessary devices like the routers and switches. If its not physical problem then check if the packets have gone out to the different layers of the network.
Answer:
(D) Sender's private key
Explanation:
Digital signature mainly used for the safety of the digital message sent through any online platform.
When a user wants to send a message to another user, the following steps followed:
- The sender encrypts the message with his private key to make a digital signature.
- The sender sends the message along with the digital signature to the other user.
- The receiver receives the message and decrypts the message with the senders public key which sender sent with the message.
As per the scenario, the message digest is encrypted with the sender's private key. hence the answer is option d
Answer:
Hi
Explanation:
If you have a test, someone will help you! Also, welcome to B r a i n l y! Have fun!
From,
A hopeful new friend :)
The answer to your question is OPTION B
Answer:
"The question mark quantifier "?" will match the preceding element exactly one time" is the correct answer to the given question .
Explanation:
The Quantifiers are defined as it determine how the several occurrences of a set of symbols, categories, or the characters should be found throughout the input to searching the matches.
- The * quantifier in the regular expression corresponds the zero or more then zero to the previous item. it is represented by {0,} quantifier
- The + quantifier in the regular expression appears to fit in one or more times with the previous item. it equates with {1} quantifier.
- The? Quantifier in regular expression compares zero or once of a previous item. It equates with {0,1}.
- All the option are true regarding regular expression quantifiers so these option are incorrect according to the question