We must use the kill utility's kill -l option at the command prompt to view the valid signals offered by this Linux system.
What is the purpose of Linux?An open-source operating system is Linux (OS). A system's hardware & resources, such as the CPU, memory, and storage, are directly managed by an operating system, which is a piece of software. The operating system (OS) stands between software and hardware and establishes links between every your program and the working physical resources.
What's better, Windows or Linux?Windows, on the other hand, offers tremendous usability so that even non-techies can operate easily on home computers, while Linux gives great speed and security. While Windows is mostly used by business users & gamers, many corporate organizations use Linux as servers and an operating system for security purposes.
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give 4 example for echinodermis cnidarians poriferas platyhilminthes nematodes and annerids
Answer:
Among the largest and most important invertebrate phyla are Porifera (sponges), Cnidaria (jellyfish, corals, and sea anemones), Platyhelminthes (flatworms), Nematoda (roundworms), Mollusca (snails, bivalves, squids, and octopuses), Annelida (segmented worms), Arthropoda (horseshoe crabs, spiders, crabs, centipedes, ..
Why error occurs during transmission? Explain different types of errors with suitable examples. 5 (b) How do you detect error using CRC? Generate the CRC code for the data word 1101011011 The divisor is x4+x+1. 7
During transmission, errors occur due to a variety of factors such as atmospheric conditions, system malfunction, or network errors.
Different types of errors include Single Bit Error, Burst Error, and Burst Error Correction. Here are the different types of errors with suitable examples: Single Bit Error: It occurs when one bit of data is changed from 1 to 0 or from 0 to 1 in data transfer. This type of error is mainly caused by a small amount of interference or noise in the transmission medium. For instance, a parity bit error.Burst Error: It occurs when two or more bits are incorrect during data transmission. A Burst Error occurs when bits of data are lost or changed in groups, which can affect multiple data bits at once. It can be caused by signal loss or attenuation in fiber-optic cables. Burst Error Correction: To overcome the issue of Burst Error, Burst Error Correction is used. This method divides data into blocks to detect and fix errors. Reed-Solomon coding and Viterbi decoding are two types of burst error correction techniques. There are different techniques for error detection, and the Cyclic Redundancy Check (CRC) is one of them. CRC checks the checksum at the receiver's end to ensure that the data was not corrupted during transmission. To detect errors using CRC, follow these steps: Divide the data word by the generator polynomial. Generator polynomial: x4 + x + 1 Divide 1101011011 by x4 + x + 1 and find the remainder by using the modulo 2 division method.1101011011 10011- 10011000- 10011000- 10010100- 10010100- 10000001- 10000001- 1111100- 1111100- 1001The remainder of the above step is the CRC code of the data word, which is 1001. Therefore, the CRC code for the data word 1101011011 is 1001.
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What is the difference between myList.length and myList.length - 1? When would you use myList.length? When would you use myList.length - 1?
Answer:
The difference between myList.Length and myList.length - 1 is that with the second variable, you are subtracting 1 from the total (assuming it is a integer)
Explanation:
Assuming the variable myList.Length is a integer, like for example, 4, it would be equal to 4, while myList.Length - 1 would be 3.
why do most operating systems let users make changes
By these changes you most likely are thinking of the term 'Over Clocking'
Over Clocking is used on most Operating Systems to bring the item your over clocking to the max.
Over Clocking; is mostly used for Crypto mining and gaming.
1. which feature enables you to ensure that when you select a child metadata, the parent element nested metadata is also selected?
The feature that enables you to ensure that when you select a child metadata, the parent element nested metadata is also selected is called cascading metadata.
Cascading metadata allows you to create relationships between elements, and when a child element is selected, its parent element is automatically selected. For example, if you have a metadata set that contains elements like "genre" and "sub-genre", then you can set up a cascading relationship between them so that when the user selects a "sub-genre" element, the "genre" element will be selected automatically.
Cascading metadata also works for more than two elements. You can set up cascading relationships for an unlimited number of elements so that when a child element is selected, all of its parent elements will also be selected.
Cascading metadata is a great way to ensure that all necessary metadata is selected when the user is entering data into a system. It's also a helpful tool for data organization and classification.
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1. What is the difference between operating systems and application software? (1 point)
The main difference between operating system and application software is that an operating system is a system software that works as the interface between the user and the hardware while the application software is a program that performs a specific task. This software assists the tasks of the system
Whats wrong with this code? in terms of indentation.
#Travies Robinson
#11/23/2020
#Coding Fundamentals : Coding Logic : 03.05 Python Project favorite video game response
def main():
answer = input("Would you like to take a one question survey? (yes or no)")
if(answer == "yes"):
favGame = input("What is your favorite video game?")
print("Your favorite video game is the " + favGame + " amazing i've never played that
before.")
answer = input("What your favorite part of " + favGame + "?")
print("Interesting mabye i should try " + favGame + "."")
Country = input("What country are you living in right now?")
print("You are currently living in " + Country + ".")
Age = input("How old are you?")
print("Your age is " + Age + ".")
print("Thank you for answering the survey and have a great day!")
else:
print("Good-bye")
main()
Answer:
(yes or no)") I do not really think this would work but I really didn't deal with this when i hack. That would need to be seperate from the question. Like for example Question = input("your question")
if Question == ("yes")
print ("well done")
elif Question == ("no")
print ("try again")
computer cannot do anything without instructions true or false
Answer: True
Explanation:A computer (specifically the CPU, or central processing unit, within the computer system) needs instructions in order to do even the simplest things. Without instructions, it can't do anything. Just to boot your computer requires executing many many instructions.
Hope it helps✌✌
Name two sensors which would be used in a burglar alarm system
1. Passive Infrared Sensor
This sensors type is passive in a way that it doesn't radiate its own energy. Instead, it detects the infrared light radiating from objects. This way, it can detect whenever there's a human or another living being in its field of view.
2. Photoelectric Beams
This is also another type of motion detector, but it doesn't work similarly to the others. For one, it doesn't have a coverage area. It only forms a fence, which triggers the alarm if broken.
It consists of two separate parts that form a sort of a fence made of IR beams. When someone steps into the beams, between the two parts, they trigger the alarm.
If you wanted a smartphone with the fewest restrictions on application development which smartphone operating system should you choose
Answer:
Apple iOS
Explanation:
A software can be defined as a set of executable instructions (codes) or collection of data that is used typically to instruct a computer on how to perform a specific task and solve a particular problem.
Basically, softwares are categorized into two (2) main categories and these are;
I. Proprietary software: it's also known as a closed-source software and it can be defined as any software application or program that has its source code copyrighted and as such cannot be used, modified or distributed without authorization from the software developer.
II. Open-source software: it's a type of software in which end users are granted the permission to use, study, modify, copy and share the software with its source code anyhow.
An Apple iOS is an example of an operating system that has the open-source software features and as such its users are faced with minimal restrictions on application development.
This ultimately implies that, if you wanted a smartphone with the fewest restrictions on application development the smartphone operating system you should choose is Apple iOS.
In pursuing a related diversification strategy, a firm may organize by location or product line. This type of growth leads to a(n) ________ structure. a. functional b. matrix c. divisional d. international
In pursuing a related diversification strategy, a firm may choose to organize by either location or product line. This type of growth leads to a divisional structure. In a divisional structure, the organization is divided into different divisions or business units, each responsible for a specific product line or geographic location.
Each division operates as a semi-autonomous unit, with its own functional departments such as marketing, finance, and production. This structure allows for more effective decision-making and resource allocation, as each division has a clear focus and set of objectives.
Organizing by location allows the company to better serve the local market and adapt to the specific needs and preferences of each region. For example, a company selling agricultural products may have separate divisions for different regions with varying climates and crops. On the other hand, organizing by product line allows the company to achieve economies of scale and leverage synergies across different product lines.
For instance, a company producing electronic goods may have separate divisions for smartphones, tablets, and laptops.Overall, a divisional structure is suitable for firms pursuing related diversification, as it allows for flexibility and responsiveness to the market, while also leveraging synergies and economies of scale across different product lines or regions. However, it may also lead to duplication of functions and increased coordination costs, which should be managed carefully.
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There are many reasons why interpersonal communications may fail. While communicating, the message may not be received exactly the way the sender intended and therefore it is important that the communicator seeks to check that their message is clearly understood.
(a) Description
(b) Feedback
(c) Channel
(d) Sign
Answer:
a
Explanation:
description of the message to communicate
The information given illustrates feedback.
Feedback in communication simply means the response of the audience. It should be noted that feedback is important in order to know the effectiveness of one's message.
In a situation where the message may not be received exactly the way the sender intended, this implies that the feedback has been affected in this situation.
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each time an end user clicks a hyperlink, the browser generates a(n) page request that is sent to the designated web server using the tcp/ip internet protocol. question 21 options: a) xml b) html c) api d) http get
When an end user clicks on a hyperlink in their browser, the browser generates an HTTP GET request that is sent to the web server designated in the hyperlink. So option d is the correct answer.
The HTTP GET request is a method of the HTTP protocol, which is the primary protocol used to transmit data over the internet.
The request typically includes information about the requested resource, such as the URL of the page or file, and any additional data that may be required to access the resource.
The web server responds to the request with the requested data, which may include HTML, XML, or other formats, depending on the nature of the resource being requested.
So here option d is the correct answer.
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!!!!!16 POINTS!!!!Can a computer evaluate an expression to something between true and false? Can you write an expression to deal with a "maybe" answer?
DO NOT JUST ASWERE FOR POINTS OR YPU WILL BE REPORTED AND BLOCKED. IF YOU HAVE ANY QUESTION PLEASE ASK THE IN THE COMMENTS AND DO NOT ASWERE UNLESS YOU KNOW THE ANSWER TO THE PROBLEM, thanks.
Answer:
Yes a computer can evaluate between a true or false. x < 1, and if the condition is met, the value is true, else its false. A computer itself cannot handle any "maybe" expression, but with the influence of human opinion, in theory its possible. Chocolate cake < Vanilla cake, is an example. Entirely on opinion.
many of the functions of an adapter can be performed in software that runs on the node’s cpu. what are the advantages and disadvantages of moving this functionality from the adapter to the node
Moving the functionality of an adapter to the node's CPU has both advantages and disadvantages. Here are some of the key points:
Advantages:
Cost Efficiency: By performing the adapter functions in software on the node's CPU, there is no need for additional hardware, reducing costs associated with manufacturing and maintenance.
Flexibility and Upgradability: Software-based functionality allows for easier updates and upgrades, as it can be modified or enhanced without the need to replace physical adapters.
Resource Utilization: Sharing the node's CPU for adapter functions can make more efficient use of available resources, especially in cases where the CPU has spare capacity.
Integration and Compatibility: Software-based functionality can be easily integrated into existing systems and platforms, facilitating compatibility with different hardware configurations.
Disadvantages:
Increased CPU Load: Running adapter functions on the node's CPU adds to its processing workload, potentially impacting the performance of other tasks running on the node.
Potential Bottlenecks: Depending on the node's processing capabilities, the CPU may become a limiting factor in terms of throughput and latency, affecting overall system performance.
Software Complexity: Implementing adapter functionality in software requires skilled development and may introduce complexities related to software design, debugging, and maintenance.
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What is operating System? Graphically explain the categorias
of operating System. Also mention the type of operating
System you are using
in your home.
Answer:
.............................................................. ..........
Ruth-Anne created a document. she wants page 3 and all pages after that to be formatted with two columns. what steps should Ruth-Anne take.
Answer:
Following are the steps is used by the Ruth-Anne to created the document is given below .
Explanation:
Microsoft word is used for creating the document in the well manner .There are various types of toolbars ,function,etc are present in the Microsoft word that is used for managing and creating the document in the well formatted manned .Now following are the document that the Ruth-Anne is used is given below.
Step 1: Move to the page 3 .
Step 2: Select the option page Layout and pressing the columns.
Step 3: Select the two column in which Ruth-Anne providing the desired format.
Choose the term that makes the sentence true.
If a mobile device has gotten wet, a good way to dry it out is to
.
Answer:
The answer would be to soak it in a bag or bowl of rice
Explanation:
The rice will absorb the liquid that got into the device
Solve the following activity in pairs . Eldar uses a controller with a circuit to light 16 LED lamps which are labeled from 1 to 16 . When the controller a gives signal to a LED lamp , it changes its state (ON or OFF ) . In the beginning, all the LEDs are swi hed OFF . Eldar has found a sequence of lightning: On the 1st second controller lights ON all LED lamps . ( 1 .... 2 ... 3 .....) On the 2nd it lights ON the LEDs that are even in the circuit. ( 2 ... 4 ... 6 .... ) On 3rd second it lights every third LED in the circuit. ( 3...6...9...) And so it continues in similar way... Which LEDs must be switched ON after the 16th second
Answer:
Non of the LED lamps present will be switched on after the 16th second
Explanation:
From the question, the operation of the controller with time are;
The LED lamp the controller lights up on the 1st second = All LED lamps
The LED lamps the controller lights up on the 2nd second = All even numbered LED lamps = Every other lamp with a number which is a multiple of 2
The LED lamps the controller lights up on the 3rd second = Every other LED lamp with a number which is a multiple of 3
Given that the LED lamps continues in that way, the LED lamps the controller lights up on the 16th = The 16th LED lamp which is a multiple of 16
Therefore, the LED lamp(s) the controller lights up after the 16th second = The 17th or more LED lamp = Non of the LED lamps present will be switched on after the 16th second
_____ includes the technologies used to support virtual communities and the sharing of content. 1. social media 2.streaming 3. game-based learning
Answer: it’s A, social media
Explanation:
Social media are interactive digital channels that enable the production and exchange of information. The correct option is 1.
What is Social Media?Social media are interactive digital channels that enable the production and exchange of information, ideas, hobbies, and other kinds of expression via virtual communities and networks.
Social media includes the technologies used to support virtual communities and the sharing of content.
Hence, the correct option is 1.
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what is a good wall adapter for your house?
Answer:
RAVPower Dual-Port*
Explanation:
What is the purpose of the CC option in an email?
A.
Create a carbon copy of the message.
B.
Save the message as a template for future use.
C.
Send a copy of the message to one or more people.
D.
Forward a message to multiple recipients.
( Edmentum MSE )
Answer:
c
Explanation:
send a copy of the messege
Which one of the following is a type of network security?
a) Login Security
b) Rights Security
c) Both (a) and (b)
d) Neither (a), nor (b)
Answer:
I think it's (login security)
What will be the result from running the following program?
print("Grades")
print(100)
print(93)
print(82)
print("Total")
print(100+93+82)
Answer:
If this is python
then you will get this from console:
Grades
100
93
82
Total
275
True or false. windows server standard edition supports software-defined networking
Answer:
false is the correct answer for your question
Windows server standard edition supports software-defined networking, this statement is false.
What is Windows?In a system that permits numerous viewing areas as part of a graphical user interface, a window is a discrete viewing area on a computer display screen ( GUI ). As a component of a windowing system, windows are handled by a windows manager. Typically, a user can change the size of a window.
Key advantages and features of Windows
1. enables interaction between the user and the computer (through the keyboard, mouse, microphone, etc.).
2. controls how data is stored (images, files, music).
3. controls computer-attached gear like cameras, scanners, and printers.
4. Gives programs (word processors, games, photo editors, etc.) assistance in opening and closing and gives them access to a portion of the computer's memory so they can function.
5. controls the security of the computer and the level of access that various users have.
6. handles failures provides user instructions and sends straightforward error messages.
7. encourages multitasking by enabling the user to perform many computer tasks at once, such as watching a video and writing a letter.
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which of the following statements correctly summarize key differences between the disk and the halo? - Disk stars come in a broad range of masses and colors, while halo stars are mostly of low mass and red.
- Stars in the disk all orbit in the same direction and nearly the same plane, while halo stars have more randomly oriented orbits.
- Gas and dust are abundant in the disk but not in the halo.
Clusters of young stars are found only in the disk.
The statement that correctly summarize key differences between the disk and the halo is options A, B, C and D:
- Disk stars come in a broad range of masses and colors, while halo stars are mostly of low mass and red.
- Stars in the disk all orbit in the same direction and nearly the same plane, while halo stars have more randomly oriented orbits.
- Gas and dust are abundant in the disk but not in the halo.
-Clusters of young stars are found only in the disk.
What distinguishes disk stars from halo stars?The disk is seen as the home to stars of all ages, but the halo typically only contains elderly, low-mass stars. Furthermore, it is one that is compared to stars in the disk, halo stars contain a far lower percentage of heavy elements.
Therefore, one can say thar Halo stars are typically low mass and red, whereas disk stars occur in a wide variety of masses and hues. Halo stars have more randomly oriented orbits than stars on the disk, which all orbit in roughly the same plane and direction. Only the disk contains clusters of young stars.
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What is ergonomic in computer and technology
Answer: Interaction with technology
Explanation: Computer ergonomics is the study of how we interact with our computers. Scientists that study computer ergonomics, attempt to find solutions to strain, fatigue, and injuries caused by poor product design or workplace arrangement. Their goal is to create an overall comfortable and relaxed workplace environment.
Explain the expression below
volume = 3.14 * (radius ** 2) * height
Answer:
Explanation:
Cylinder base area:
A = π·R²
Cylinder volume:
V = π·R²·h
π = 3.14
R - Cylinder base radius
h - Cylinder height
You are part of a testing team at a software business. Your job is to see how many concurrent users the system can host and how many database transactions the system can handle without a noticeable drop in performance. You are doing _____ testing. a. acceptance testing b. volume testing c. system testing d. integration testing
Answer:
The right approach is Option b (volume testing).
Explanation:
A non-functional trial that has been conducted throughout a results evaluation where even a large amount of information becomes accessible to something like the program, would be determined as Volume testing.The application functionality has been analyzed by determining the maximum volume throughout the database.Other options are not related to the given query. So the above is the right response.
_______ codes are supplemental codes used to help researchers collect data, track illness and disease, and measure quality of care
Answer:
Category II CPT codes are supplemental tracking codes, also referred to as performance measurement codes. These numeric alpha codes [e.g., 2029F: complete physical skin exam performed] are used to collect data related to quality of care.