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3 years ago

)In a graph represented by adjacency matrix u can find all the neighbours of a given vertices in ____Operations

Computers and Technology

1 answer:

Trava [24]3 years ago

6 0

Answer:

B.O(n).

Explanation:

If the graph is represented by adjacency matrix then we can find all the neighbors of a given vertex in O(n) time because each row in adjacency matrix consists the track of the neighbors.If the other vertex is a neighbor then it contains 1 in adjacency matrix if not it contains 0.So we have to iterate over that row of the vertex to find the neighbors.

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An administrator needs to set up an authentication server for users connecting to a network through a VPN. What kind of server c

nalin [4]

Answer:

RADIUS

Explanation:

RADIUS is the networking protocol that is used for the purpose of authentication to access the network resources. The full form of RADIUS is Remote Authentication Dial In User Service. It is used by different organizations, which setup their own network that can be accessible through VPN, DSL or modems through different networks. The purpose of this protocol is to establish the security and authentication mechanism by organization itself.

So, If an administrator needs to set up an authentication server for users connecting to a network through a VPN, he should establsih the RADIUS based Server.

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3 years ago

There are information that are in the web view source that may not appear on the web page such as meta name. In addition there c

SCORPION-xisa [38]

Answer:

True on a web page such meta name will not appear in web view source and irrelevant information will be displayed.

Explanation:

Basically web page source is compiled version of HTML script so the end-user he or she tries to view pages system will show only in HTML.

so meta name information and active object information will not be displayed while viewing the web source code instead of that the irrelevant informant ions will be displayed and end-user cannot under anything out of the web source code.

Moreover, even the client side validation script also will not be displayed.

Only HTML will be displayed

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3 years ago

A hardware component that keeps data and information when the device is not powered is called a ____ device.

serious [3.7K]

It should be noted that the hardware component that keeps data and information when the device is not powered is called a storage device.

This device can be permanent or temporary storage device.

<h3>What is a storage device?</h3>

Storage device can be regarded as the device that store data.

There are different storage devices for the computer system, they includes;

Optical Storage Devices.
External HDDs
Random Access Memory
Flash memory devices.
Floppy Disks.

Learn more about storage device at ;

brainly.com/question/21283135

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2 years ago

What are the 49 questions for creat and edit Excel assessment

castortr0y [4]

Answer:

1. What is the keyboard shortcut key to lock cell references in a formula

2. What are the shortcut keys for Auto Sum?

3. What are the shortcut keys to insert a new row in an Excel spreadsheet?

4. What are the shortcut keys to group rows so you can expand/contract a section of data?

5. Which of the following Excel features allows you to select/highlight all cells that are formulas?

6. What are the keyboard shortcut keys to paste special?

7. Assuming cell A1 is displaying the number "12000.7789". What formula should be used to round this number to the closest integer?

8. What are the keyboard shortcut keys to edit formula in a cell?

9. What are the keyboard shortcut keys to insert a table?

10. In which tab of the ribbon can you change Workbook Views to Page Break Preview?

11. What is the best practice for financial modeling in excel?

12. Which of the following features cannot be found in the Data ribbon?

13. The shortcut keys to increase the number of decimal places are

14. What are the shortcut keys to open up the Find and Replace window?

15. Which tab of the ribbon should you go to for removing grid lines on a worksheet?

16. What is a cell address in Excel?

17. What do you mean by Relative cell referencing and Absolute cell referencing in MS Excel?

18. How can you restrict someone from copying a cell from your worksheet?

19. How is a Formula different from a Function in Excel?

20. Mention the order of operations used in Excel while evaluating formulas.

21. What is the difference between count, counta, and countblank?

22. What is the shortcut to add a filter to a table?

23. How can we merge multiple cells text strings in a cell?

24. How many report formats are available in Excel?

25. What is a Pivot Table?

26. How do you find duplicate values in a column?

27. How can you remove duplicate values in a range of cells?

28. What are the wildcards available in Excel?

29. What is Data Validation? Illustrate with an example.

30. How do you create a column in a pivot table?

31. How does a Slicer work in Excel?

32. What are macros in Excel?

33. What is the What-If Analysis in Excel?

34. What is the difference between a function and a subroutine in VBA?

35. What is the difference between This Workbook and Active Workbook in VBA?

36. How do we check whether a file exists or not in a specified location?

37. Write a VBA function to calculate the area of a rectangle.

38. Write a VBA function to check if a number is a prime number or not.

Explanation:

I think these questions are enough for you.

4 0

2 years ago

Which is true about SSH and Telnet?

MaRussiya [10]

Answer:

Data is encrypted on SSH

Explanation:

Telnet and SSH both are the networking protocols. These protocol are used for the security of data. In telnet data is sent over the link without any encryption. That is the reason, in telnet protocol data is less secure.

In SSH (Security Shell) protocol data has been encrypted before transmission. The encryption of data make it more secure between transmitter and receiver.

So the true statement is that, SSH has data encryption.

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3 years ago