In a Linux machine, you have a file named "types_of_fish.txt" and you want to append the word "trout" to the file contents. Which of the following commands can you use?
A. echo trout < types_of_fish.txt
B. echo trout > types_of_fish.txt
C. echo trout >> types_of_fish.txt
D. echo trout 2> types_of_fish.txt
Answer:
B because if you where to go in and try to make a file via terminal it would have to be like
$ echo file1 > file1
$ ln -s file1 file2
$ cat file2
file1
$ ls -ld file2
lrwxrwxrwx 1 lubos lubos 5 Jan 10 14:42 file2 -> file1
for the example
After a Hacker has selects her target, performed reconnaissance on the potential target's network, and probed active Internet Addresses and hosts, what does she scan next on the target's network to see if any are open
After a Hacker has selects her target, the thing she scan next on the target's network to see if any are open System Ports.
How do hackers scan ports?In port scan, hackers often send a message to all the port, once at a time. The response they tend to receive from each port will help them to known if it's being used and reveals the various weaknesses.
Security techs often conduct port scanning for a lot of network inventory and to show any possible security vulnerabilities.
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Define a method named orderOfAppearance() that takes the name of a role as an argument and returns that role's order of appearance. If the role is not found, the method returns 0. Ex: orderOfAppearance("Forrest Gump") returns 1. Hint: A method may access the object's properties using the keyword this. Ex: this.title accesses the object's title property.
// Code will be tested with different roles and movies
let movie = {
title: "Forrest Gump",
director: "Robert Zemeckis",
composer: "Alan Silvestri",
roles: [ // Roles are stored in order of appearance
"Forrest Gump",
"Young Forrest Gump",
"Jenny Curran",
"Lieutenant Dan Taylor"
],
orderOfAppearance: function(role) {
}
};
The method named orderOfAppearance() that takes the name of a role as an argument is; Written as below
How to write a Program in Java?The steps to write this Java program is as follows;
1) Initialize the movie JSON (JavaScript Object Notation) having the name, director, composer and title properties.2) Define a roleOf: function that has a name parameter.3) Check whether the selected is not equal to undefined and then return that name.4) Otherwise display this message: "0".let movie = {
name: "Forrest Gump",
director: "Robert Zemeckis",
composer: "Alan Silvestri",
title: {
"Forrest Gump",
"Young Forrest Gump"
"Jenny Curran"
"Lieutenant Dan Taylor"
},
orderOfAppearance: function (role) {
if (typeof (this.title[role]) !== 'undefined') {
return this.title[role];
} else {
return "0";
}
}
};
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Hello everyone I have a question about Java. I already generated 5 random words and I want to find a way to make the user input those exact same random generated words, or else they "lose". Any advice
Answer:
no sé
Explanation:
list and discuss the various scheduling techniques of operating systems
•List and discuss the various scheduling techniques of operating systems.
Answer:
•First-Come, First-Served (FCFS) Scheduling.•Shortest-Job-Next (SJN) Scheduling.•Priority Scheduling.•Shortest Remaining Time.•Round Robin(RR) Scheduling.•Multiple-Level Queues Scheduling.Explanation:
#Let's Study
#I Hope It's Help
#Keep On Learning
#Carry On Learning
Imagine that you are introducing a new system to college students where they would have to use a special ID number you create for them for activities such as logging on to campus computers or using library resources. How would you plan and implement the change? Explain using Lewin’s three-stage framework.
Explanation:
g tear valobeshe beshe dibo na ya baba ji bante
is integer a type of constant variable
Answer:
Yes it is
Explanation:
An integer constant is nothing but a value consisting of digits or numbers. These values never change during the execution of a program.
A student plucks a guitar string and the vibrations produce a sound wave with a frequency of
650 hertz. Calculate the wavelength of the sound wave in air at STP. [Show all work, including
the equation and substitution with units.]
Answer:
52.8 cm
Explanation:
please mark brainlest
The wavelength of the sound wave in air at STP is 0.510.
What is Frequency?This is known to be the rate at which a thing takes place at a specific interval of time.
Note that the
The speed of sound in air is
343 m/ s
At STP the speed of sound wave is
v = 331m/s
Now, the wavelength is
is to 332 / 650
= 0.510
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Without calculating, how can you determine the asymptotic rate of growth of the expression? Give an appropriate example to illustrate your answer.
what is computer software?
Answer:
Software is a collection of instructions that tell a computer how to work. This is in contrast to hardware, from which the system is built and actually performs the work.
Discuss new concepts that you have learned about Cisco Devices and how they will be helpful in the workplace.
Answer:
Research has shown that the Company unveils the industry's first high-end Wi-Fi 6E access points, Private 5G for the enterprise as a managed service, and new high-powered Catalyst 9000X series switches with Cisco Silicon One to deliver top speeds and performance with the security needed for hybrid work.
Explanation:
With these new concept/development work will be made easy.
You are interested in a job where you examine digital devices for evidence of crimes. What keywords should you search on a job board? o virtual reality O ransomware O computer forensics O encryption algorithms
Answer:
computer forensics
Explanation:
I just took the quiz c:
write the name of a few operating system..
In this exercise we have to use our knowledge of operating systems to explain each one, so we have to:
Microsoft Windows, Mac OS X and Linux.
What are operating systems?It is a software or set of software whose function is to administer and manage the resources of a system, from hardware components and file systems to third-party programs, establishing the interface between the computer and the user. The most common operating systems that exist for computers and that the market offers are: Microsoft Windows, Mac OS X and Linux.
So the operating system are:
Microsoft Windows is the company developed the Windows operating system in the mid-1980s. Mac OS X. This is the operating system developed by Apple Inc. Linux UbuntuSee more about operating systems at brainly.com/question/6689423
48:05
Choose the word that best completes each sentence.
Since there is
variation in mobile device hardware and operating systems than in desktop platforms, it is
critical to use cross-platform development techniques.
Less, more
Answer: More, More
Explanation: Got it right on Edge
Answer
more for both answers
Explanation:
i took the test
A tortoise is walking in the desert. It walks for 6 minutes at a speed of 7.68 meters per minute. How many meters does it walk?
what do you mean by graphics editing
Answer:
Changing or improving graphics images. It typically refers to bitmapped images rather than vector graphics drawings. Using an image editor, images can be modified by an artist using pen, brush, airbrush and other "painting" tools.
Explanation:
Answer:
Changing or improving graphics images. To make it look much better or modify or improve digital.
Explanation:
What value will the variable x have when the loop executes for the first time?
var names = ["Tom", "Bill", "Sherry", "Clay"];
for(var x in names){
console.log(names[x]);
}
Select one:
a.
0
b.
1
c.
Tom
d.
Bill
The value that x will return when it runs the above loop for the first time is Tom. It is to be noted that the above code is JavaScript.
What is a JavaScript?JavaScript is an object-oriented computer programming language that is used for the creation of effects that are interactive.
Scripts that are written using Java Programming Language can be used to control multimedia, create animated images, control how websites behave etc.
Java is also used in the creation of Games and many more.
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What is the difference between
I need more context
Explanation:
you didn't the whole question
to restart a device without powering it down
Answer:
No possibly way of doing this
If the device isn't functioning but is turned on
On android: Hold the power button and either the volume up or down keys at the same time till the screen goes black
On IPhone/IPad/Ipod: hold down the home key and the power button till the screen goes blank
On Newer Apples with no home button, just hold down the power key till the screen goes blank
On PC: Hold the power button on the pc thill the screen goes black
On tablet: Use the steps for android listed above.
Without an app, the emergency response team would radio information back to the hospital. What are some benefits of using an app to send information in a situation like this
Theres a lot of benefits, it just depends on the situation. For example, say that person whos calling is in a trafficing situation, or kidnapping. it would give the dispacter more information than what the person could say. Or if you just got into a car accident, say all you had to do was press one button and then it sends the dispacher all of your information. Social security number, phone number, id, location, emergency contacts and more.
A poll predicted that 68% of voters plan to vote for the current mayor in the upcoming election. If the poll had a standard deviation of 4%, what is the margin for error?
Primary key
Field
Record
Table
The primary key is always the id in any form, it may be uuid and etc.
So the primary key is the MOVIE_ID.
As you understand the entire thing is what you would quite often see in any relational databases like PostgreSQL. It's a table.
The fields are columns and any row is your entry or record in other words.
I will give you an example from the project I am working on, the screenshot shows a table for a user, you can consider it somewhat production style.
Distinguished between
i. Conductors
ii Dielectric
iii. Poor Conductors
Name five (5) examples in each case and their atomic symbols
Answer:
this one is not understandable you see but I think it's better than nothing to do with it tmzr I don't know what to say to someone who did you start the morning and you can not be able to get it to
You should hold your fingers on the power switch when holding a plugged-in power tool.
A) True
B) False
Answer: That depends on what kind of power system the device has.
Explanation: If the device is something like a plug-in weed wacker, then the answer would be True, but if it's like a plug-in computer monitor, the answer would be False. So the answer depends on what kind of device it is.
Question 6 of 10
Which level of abstraction in computing systems uses binary code to manage
information?
O A. Data
B. Programming
C. Applications
D. Operating systems
Answer:
Its A data just did the quiz
Explanation:
Data is evel of abstraction in computing systems uses binary code to manage information.
What is Data?
Data in the quest of knowledge is a collection of discrete values that transmit information, describing amount, quality, fact, statistics, other fundamental units of meaning, or just simply sequences of symbols that may be further understood.
Data can reflect both actual measures and abstract concepts. Data are frequently employed in economics, science, and practically every other aspect of human organizational activity.
Price indices (such the consumer price index), unemployment rates, literacy rates, and census statistics are a few examples of data sets. Data here refers to the unprocessed facts and numbers that can be used in this way to extract information that is useful.
Therefore, Data is evel of abstraction in computing systems uses binary code to manage information.
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In what way, if any, can your social media presence affect your chances of getting a job in social media?
Your social media presence will affect your chances only if your resume is not impressive enough.
Your social media presence will affect your chances only if your resume is not impressive enough.
Your social media presence can help your chances if you are positive and professional.
Your social media presence can help your chances if you are positive and professional.
Your social media presence can only harm your chances, so it is best to stay away.
Your social media presence can only harm your chances, so it is best to stay away.
Your social media presence will have no effect on your chances of getting a job in social media.
Your social media presence will have no effect on your chances of getting a job in social media.
Answer:
Your social media postings can help you secure a job too, not just it being effective in a bad way.
Explanation:
Your content can give hiring managers an overall idea of your personality, what you are passionate about, how you interact with people in group discussions and how previous colleagues feel about you through recommendations and so on. All of these give you an advantage in securing a job.
Your social media postings can help you secure a job too, not just it being effective in a bad way. Your content can give hiring managers an overall idea of your personality.
What is Social media?
Social media are interactive technologies that make it easier to create and share content across virtual communities and networks, including information, ideas, interests, and other kinds of expression.
The lifeblood of social media is user-generated content, which includes written postings or comments, digital photographs or videos, and statistics from all online interactions.
Users build profiles for the website or app that are particular to the service and are created, updated, and managed by the social media company. Social media links a user's profile with those of other people or groups, which aids in the growth of online social networks.
Therefore, Your social media postings can help you secure a job too, not just it being effective in a bad way. Your content can give hiring managers an overall idea of your personality.
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Where does blood travel when it leaves the right ventricle of the heart
Which graphics element loads faster when used with text or audio on a web page?
Answer:
A slideshow uses still images that shift through a desired orderwhat do you mean by Graphics editing
Answer:
here you go man-Changing or improving graphics images. It typically refers to bit mapped images rather than vector graphics drawings. Using an image editor, images can be modified by an artist using pen, brush, airbrush and other "painting" tools.
In Python 3, the maximum value for an integer is 263 - 1:
True
False
Answer:
TRUE
Explanation:
Python 3 does not have a maximum size of int. This means that there is no maximum or minimum value of int in Python 3. We can still check the machine's word size (size of the data stored in the hardware by the processor). In Python 3, the maximum value for an integer is 263
