Answer: C) Man-in-the-middle
Explanation: Man-in-the-middle attack is the attack where the hacker or attacker receives and passes on communication by manipulating it between victim and entity. These two parties have the middle-man who can alter the communication secretly , without the knowledge of other parties.
The situation mentioned in the question is also similar where the every certificate on network seems to be signed ,which was not communicated or done by the proxy server or network administrator actually.
Other options are incorrect because transitive access is misusing the access and control leading to information risk. Spoofing is disguising of hacker into reliable device for hacking information. Replay is the playing the content again in repetition.Thus , the correct option is option(C).
Answer:
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Explanation:
I hope my answer is write
Answer: (D) Database design follows the twelve principles proffered by Dr. Edgar F. Codd
Explanation:
The relational database is basically based on the relational model of the data which is proposed by the Dr Edger F. codd and he mainly introduced the twelve basics principle of the database designing in the database system. He also contributed various valuable principle in the computer science.
The twelve principle are:
- The first rule of the relational database is the information rule as it represented all data or information
- Independence of the integrity
- Viewing various updating rule
- Logically treatment of various NULL value
- Independence of the physical database
- Distribution in-dependency
- Various delete, insert and update rules
- The overall logical description of the database are basically stored in the database directory
- There is no subversion rule
- There is guarantee accessing rule
- Proper rule for data language
- The relational database level actions
Answer:
1) B: ++ and --
2) B: 111... and on forever
Explanation:
++ and -- in most programming languages are used for incrementing(adding) by 1 or decrementing(substracting) by 1.
The code will output 111... and on forever because the while loop was not covered in curly braces.
<span>14. Which now-established technology went through the “emerging” phase in the early 2000s and makes the sharing of ideas much easier?
The correct answer is: </span><span>social media
</span><span>15. One of the elements that make the internet such a significant development is its ability to do which of the following?
The correct answer is: </span><span>connect people all around the world</span>