will a bgp router always choose the loop-free route with teh shortest aspath length? justify your answer
Answers
A BGP router does not always choose the loop-free route with the shortest As path length. This is because BGP considers many different factors when selecting the best path, such as local preference, MED (Multi-Exit Discriminator), and community values, in addition to the AS path length.
When a BGP router receives multiple routes to the same destination, it selects the best path using the BGP decision-making algorithm. This algorithm takes into account several factors to determine the best path, such as:
1. Highest Local Preference: The local preference attribute is used to indicate the preferred route among routes received from different internal BGP peers. The route with the highest local preference value is preferred.
2. Shortest AS Path: The AS path is the list of autonomous systems that the route has passed through to reach the router. BGP prefers the path with the shortest AS path length.
3. Lowest Origin Type: The origin type indicates how BGP learned about the route. If a route is learned from an internal BGP peer, it is preferred over a route learned from an external BGP peer.
4. Lowest MED: The MED (Multi-Exit Discriminator) attribute is used to influence the path selection in multiple exit points. BGP prefers the path with the lowest MED value.
5. eBGP over iBGP: If there are multiple paths with the same attributes, BGP prefers the path learned from an external BGP peer (eBGP) over a path learned from an internal BGP peer (iBGP).
6. Shortest IGP Metric: If there are multiple paths learned from the same eBGP peer or path learned from the same iBGP peer, BGP prefers the path with the shortest Interior Gateway Protocol (IGP) metric.
7. Prefer path advertised by the closest eBGP neighbor: If there are multiple paths with the same attributes and learned from the same eBGP peer, BGP prefers the path advertised by the closest eBGP neighbor.
So, while the shortest AS path is an important factor in path selection, it is not the only factor considered. The BGP router will choose the path that has the highest overall preference according to the BGP decision-making algorithm. Therefore, it is possible that a path with a longer AS path could be selected over a path with a shorter AS path if other factors make it a more optimal choice.
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Related Questions
you want to create a high-performance windows laptop with both a 2-tb hard drive and a 1-tb ssd drive. which of the following are data storage recommendations for your high performance system? (select two.) answer automatically back up important data on the hard drive to the ssd drive. store heavily used information on the ssd drive. store data that requires high performance on the ssd drive. store data that requires high performance on the hard drive. store heavily used information on the hard drive.
Answers
For a high-performance Windows laptop with a 2-TB hard drive and a 1-TB SSD drive, here are some suggestions for data storage: Operating System, Commonly Used Programs, Data, and Backup.
Which hard disc is utilised to increase system speed performance?The newest and fastest data storage technologies are SSDs. They can store terabytes of data, much like HDDs, but unlike HDDs, every bit of data on an SSD may be retrieved immediately.
What kind of disc will you use to retrieve data more quickly and enhance your computer's performance?SSDs perform the same fundamental tasks as a hard drive and are used in place of conventional hard disc drives (HDDs) in computers. SSDs, however, are much speedier in comparison.
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Which cloud storage architecture enchances the opportunity for data policy enforcement such as data loss prevention?
Answers
Answer:
DRM or DLP.
Explanation:
A family member who hasnít worked with computers before has decided to change jobs. Youíve been asked to explain some of the basics. You begin by explaining the basic idea of word processing software, spreadsheets, databases, and presentation software. You sense that the following question is coming: ìWhy so many different things? Why canít there just be one software that you could use for everything?î How would you answer?
Answers
There are too many diverse forms of media. For all of them to be suited under one program would make every server monotonous and pretty much the same. With different programs, different forms of diverse media are created.
peter, a linux system administrator, has been testing a new firewalld configuration. the test was successful. what should he do next?
Answers
Peter should reload the firewall to apply the new configuration changes permanently.
When a new configuration is applied to the firewall, it is not automatically applied permanently. The configuration changes only apply to the current session. To apply the changes permanently, Peter should use the firewall-cmd command to reload the firewall.
This will ensure that the new configuration changes are applied each time the system is rebooted. The command to reload the firewall is:
sudo firewall-cmd --reload
It is important to note that reloading the firewall will temporarily disconnect active connections. Therefore, it is recommended to schedule a maintenance window to avoid any disruption to critical services.
Additionally, Peter should test the new configuration thoroughly to ensure that it does not introduce any vulnerabilities or unexpected behavior.
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Given a programmer-defined class called person, what is output? person barb = new person(18); person jessie = new person(21); change(barb, jessie); system.out.println(barb.getage()); public static void change(person p1, person p2){ int age = p2.getage(); p1.setage(age); }
Answers
The output will be 21, as the change() method sets the age of person barb to the age of person jessie (which is 21).
What is method?Method is a procedure or process for accomplishing a task. It is a systematic, step-by-step approach to solving a problem. Methods are often used in science, engineering, business, and other fields to help ensure the most efficient and effective use of resources. A method is usually composed of a series of steps, each of which is designed to achieve a specific goal. The steps may involve data collection, analysis, experimentation, or interpretation of results. The ultimate goal of a method is to provide a solution to a problem or to answer a question. The method used will depend on the individual situation and the desired outcome.
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what type of data type is 1+78-5
Answers
Answer:
Integer
Explanation:
Given
\(1 + 78 - 5\)
Required
The datatype
1, 78 and -5 are all numbers and they are without decimal points,
When a number is without decimal, such number is referred to as integer.
Hence, the datatype is integer
limitation of the 8-bit extended ASCII character set is that it can only represent up to 128 explain how can these limitations can be overcome?
Answers
Using the drop-down menu, identify characteristics of IDEs.
IDE refers to
for writing computer programs.
IDEs are a coordinated
IDEs provide developers with
Answers
Answer:
An integrated development environment
Computer software program-writing package
Interactive programming tools
Explanation:just took it on edge
Answer:
An integrated development environment
Computer software program-writing package
Interactive programming tools
Explanation:
What is the 3 tier architecture made of?
Answers
Answer: The 3 tier architecture is made up of three layers: the presentation layer (or user interface layer), the business logic layer (or application layer), and the data access layer (or data layer). The presentation layer is responsible for displaying data and communicating with the user. The business logic layer contains the business rules and logic that drive the application. Finally, the data access layer is responsible for connecting to the database and executing database queries.
Explanation:
write code that removes the first and last elements from a list stored in a variable named my_list. assume that the list has been initialized and contains at least two elements.
Answers
Answer:
[24, 35, 9, 56 Approach #3: Swap the first and last element is using tuple variable.
what is something a computer scientist would do
Answers
Answer:Computer scientists solve problems using technology. They write and program software, create applications for mobile devices, and develop websites. Their primary objectives are to validate and to develop mathematical models capable of computer interaction between people and other computers.
Explanation:
FILL IN THE BLANK. A supertype entity can contain as many as ____ subtype entities.
10
1
100
Answers
A supertype entity can contain as many as 100 subtype entities. By using a supertype entity, the database design can be more efficient, scalable, and flexible, making it easier to manage and maintain the data model.
A supertype entity in database design is a generalization of one or more subtype entities, which share common characteristics or attributes. It represents a higher-level view of the data model, which helps to organize and simplify the database structure. A supertype entity can have one or more subtype entities, which inherit its attributes and add their own specific attributes. The relationship between the supertype and subtype entities is typically a "is a" relationship, where each subtype entity is a specific type of the supertype entity. The supertype entity can be used to store common data that is shared among all subtype entities, and to enforce business rules that apply to all subtype entities.
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character strings and dates in the where clause must be enclosed with single quotation marks (' '). true or false?
Answers
The given statement "Character strings and dates in the where clause must be enclosed with single quotation marks" is True because if you do not use single quotation marks, the database engine may misinterpret the character string or date as a column name or produce an error due to incorrect syntax.
When using character strings and dates in the WHERE clause of SQL queries, it is essential to enclose them in single quotation marks (' '). This is because SQL treats these data types differently than numerical values. Enclosing them in single quotation marks ensures that the database engine correctly interprets them as character strings or dates.
Character strings are sequences of characters, such as words or sentences, that must be treated as a single entity. Dates are specific points in time, typically represented in a standard format like "YYYY-MM-DD." Both character strings and dates are non-numeric data types and therefore need to be differentiated from numerical values in the query.
For example, when filtering records based on a character string or a date, the correct syntax would be:
SELECT * FROM tableName WHERE columnName = 'stringValue';
or
SELECT * FROM tableName WHERE columnName = 'YYYY-MM-DD';
If you do not use single quotation marks, the database engine may misinterpret the character string or date as a column name or produce an error due to incorrect syntax. Always enclosing character strings and dates in single quotation marks in the WHERE clause is a crucial step for accurate and error-free SQL queries.
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b. What is Algorithm? b . What is Algorithm ?
Answers
\(\huge\purple{Hi!}\)
An algorithm is a procedure used for solving a problem or performing a computation. Algorithms act as an exact list of instructions that conduct specified actions step by step in either hardware- or software-based routines.
Algorithms are widely used throughout all areas of IT. In mathematics and computer science, an algorithm usually refers to a small procedure that solves a recurrent problem. Algorithms are also used as specifications for performing data processing and play a major role in automated systems.
An algorithm could be used for sorting sets of numbers or for more complicated tasks, like recommending user content on social media. Algorithms typically start with initial input and instructions that describe a specific computation. When the computation is executed, the process produces an output.
How would I CAST this variable to a STRING?
teeth = 32
Answers
Answer:
By using the str() function.
teeth = 32
print(str(teeth))
Explanation:
The str() function returns the string version of the given object.
How would you keep executives informed about the progress of a project?
with a newsletter
via snail mail
by word of mouth
no need to, just keep it a secret
Answers
Answer:
out of these options, only "by word of mouth" makes sense.
Explanation:
but in today's networking world there should be normally a tool, where the project team updates the information (ideally on a daily basis), and peers, managers, executives and other interested parties can see the updated summary information for their purpose.
but when and how should they be "triggered", if something happened that jeopardizes the business plan ?
immediately, in person. don't wait for any process and practice steps to deliver the information. valuable time would get lost. and I guess, that is what was meant by the question.
what animal is perry the platypus
Answers
Answer: Agent P or simply Perry
Explanation:
Answer:
A Platypus. Its in the name XDDD
Explanation:
What is brawl stars app
Answers
Answer:
Brawl Stars is a multiplayer online battle arena and third-person hero shooter video game developed and published by the Finnish video game company Supercell.
Answer:
3v3 multiplayer and battle royale made for mobile! Play with friends or solo across a variety of game modes in under three minutes. Unlock and upgrade dozens of Brawlers with powerful Super abilities, Star Powers and Gadgets
Classify the following skills: communication, creativity, and independence.
Hard skills
Interpersonal skills
People skills
Soft skills
Answers
Answer:
Communication, creativity, and independence are people skill
Explanation:
Soft skills depict the quality of a person and classify his/her personality trait or habit.
Communication - Interpersonal skill
Interpersonal skill allows one to interact and communicate with others effortlessly.
Both soft skill and interpersonal skill comes under the umbrella term i.e people skill.
Hence, communication, creativity, and independence are people skill
Answer:
It's not people skills I got it wrong on my test
Explanation:
What is the unique name given to a class called?
Answers
Answer:
A class is an extensible program-code template for creating objects.
Source: https://en.wikipedia.org/wiki/Class_(computer_programming)
, Hope this helps:)
Have a great day!!
Microsoft sql server is a ________ for large mainframes and midrange computers.
Answers
The server is a rational DBMS for large mainframes and midrange computers.
What is SQL?Structured Query Language is the official name of SQL.
SQL is the most used language for communicating with relational databases. SQL can be used to create, find, edit, and delete database records. SQL can also be used for a wide range of auxiliary activities, including database maintenance and optimization.
Some important uses of SQL are :
It facilitates user access to data stored in the RDBMS system.It aids in data description.Not only that, but it enables you to specify and manipulate a database's specific data.You may build and modify databases and tables using SQL.Hence, SQL server is a rational Data base management system for large mainframes and midrange computers.
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Write the code to simply declare a float variable y and a pointer fPtr to y. Set the value of y
equal to any value you wish via the pointer. (20 points)
5. Assume ptr is a pointer to int and holds the address 12000. On a system with four-byte
integers, what address will be in ptr after the statement ptr += 10; ? (5 points)
6. Define a pointer charPtr to point to the string "Charmeleon." What will the statement cout
<< charPtr+3; produce? Write the code to store the letter "l" in a char variable ch. (5 points)
7. Do the following (6 points each):
a. Define a structure Joe that contains an integer member intVar and pointer fPtr to type
float.
b. Next, define an instance of the structure named Bob.
c. Write the code that sets the pointer of Bob to point to the variable y from Problem 4, then
use this pointer to set the value of y equal to 11.17.
d. Define a pointer sPtr to this structure and initialize it to point to Bob.
e. Use the pointer to set intVar equal to 177 and to reset y to 863.33.
8. Use the new operator to dynamically allocate an integer array of size n (to be entered by the
user via a cin prompt).
Answers
Code to declare float variable y and pointer fPtr to y. float y ;float *fPtr = &y; We declare float variable y and pointer fPtr to y using the above code.
We declare float variable y and pointer fPtr to y. We can set the value of y equal to any value we wish via the pointer by assigning any value to fPtr. The address in ptr after the statement ptr += 10 will be 12040 on a system with four-byte integers. In the third question, the statement cout << charPtr+3; produces 'r'.
We can store the letter "l" in a char variable ch using the code char ch = 'l';In question 4, we define a structure Joe that contains an integer member intVar and a pointer fPtr to type float. We also define an instance of the structure named Bob. We set the pointer of Bob to point to the variable y from Problem 1 and use this pointer to set the value of y equal to 11.17.
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An electric spreadsheet can perform all of the following tasks, except
A. Display information visually
B. Calculate data accurately
C. Plan worksheet objectives
D. Recalculate updated information
Answers
Answer:
C. Plan worksheet objectives
Explanation:
an employee has requested a digital certificate for a user to access the virtual private network (vpn). it is discovered that the certificate is also being used for digitally signing emails. evaluate the possible extension attributes to determine which should be modified so that the certificate only works for vpn access.
Answers
Most frequently, Secure Sockets Layer (SSL) connections between web browsers are started using digital certificates in public key cryptography.
What is it that an employee wants a user to be able to access using a digital certificate?
For a user to use the Virtual Private Network, an employee has asked for a digital certificate (VPN). It is found that the certificate is also being used to sign emails electronically. Assess the potential extensions to decide which ones can be changed so that the certificate only functions for VPN access.
If you need to revoke a key because it has been compromised, what should you do with the data that it is protecting?
How can I cancel my certificate? If you believe your key may have been compromised a revocation request to your CA if you believe it. You can submit your request for certificate revocation here if your certificate was issued.
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Which of the following is an example of a database?
A. the names and ages of children
B. the title of a book
C. a word that rhymes with bat
D. the name of the most recent U. S. president
Answers
Answer:
the names and ages of children
Adding videos to your website can be tricky because there may be problems making sure they will play in all platforms .
Answers
It is true to state that Adding videos to your website can be tricky because there may be problems making sure they will play on all platforms.
Why do people add videos to websites?Videos will assist you in reaching new website visitors and leaving a lasting impression. A video supplements the static content on a website to give a more exciting experience for the user. Videos are an excellent approach to establishing a long-term relationship with web visitors.
When it comes to educating potential consumers about a product, video footage is an excellent resource. In fact, 94% of marketers believe that leveraging video content has increased customer knowledge of a product or service.
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Full Question:
True or False?
Adding videos to your website can be tricky because there may be problems making sure they will play on all platforms
Name at least 10 things apps allow us to do.
Answers
Ten things that an app allow us to do on smart devices;
1) Making calculations
2) Preparing slides for presentation
3) Writing documents
4) Editing images and videos
5) Running scientific models
6) Plotting of graphs
7) Reading of ebooks
8) Playing games
9) Instant messaging
10) Transfer of files between devices
What is an app?An app is a program that could be installed on our devices that could help us to perform certain tasks. In the modern world, we have a lot of apps that have been created for the purpose of helping us out with a lot of things. There are so many smart devices such as i pads, laptops, smart phones, and tablet PCs where these apps could be run.
We could do the following with an app;
1) Making calculations
2) Preparing slides for presentation
3) Writing documents
4) Editing images and videos
5) Running scientific models
6) Plotting of graphs
7) Reading of ebooks
8) Playing games
9) Instant messaging
10) Transfer of files between devices
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what is the full meaning of the following:1.ECG. 2.TTC. 3.CPU
Answers
What is the final value of x (after this code has executed)?
int x = 0;
for (x = 0; x < 200; x++)
{
System.out.println(x);
}
Answers
Answer:
199
Explanation:
i starts at 0. One more than 0 is one. Until you get 199.
The computer is counting as seen below:
0
1
2
....
199
master motors has 18 computers. they are replaced only as necessary due to hardware failure or new software requirements. no server is in place to centrally manage resources or security and no plan exists to add one in the next three months. master motors may expand to two new locations in the next 12 months. two computers have recently failed and require replacement. the owner would like to also purchase three extra computers as spares and for possible expansion. which version of windows 10 should be purchased with the new computers?
Answers
Windows 7 Professional because it still allows for the workplace model with the option open to use a data base in the future. Also will allow for faster user switching and encrypted files for security for their customers
There are a few different versions of Windows 10 that could be suitable for Master Motors' needs, depending on their specific requirements and budget. Here are a few options to consider:
Windows 10 Education: This version of Windows 10 is similar to Enterprise, but it is intended for educational institutions. It would be a good choice if Master Motors is a educational organization and want to use the features provided by this edition.
Windows 10 Home: This is the most basic and least expensive version of Windows 10, which includes the core features of the operating system but lacks the advanced features such as Remote Desktop, BitLocker encryption, and Hyper-V virtualization. It would be a good choice if Master Motors just needs to have basic functionality and budget is concern.
Given the fact that Master Motors may expand to two new locations in the next 12 months and two computers have recently failed and require replacement, Windows 10 Pro or Windows 10 Enterprise would be a good choice as it would provide the necessary features for remote access and security.
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