The statement "All files, except device and process files consists of 2 componets - inode and data blocks" is true. So, the correct answer is A.
About inode and data blocksWhen a file is stored in a Linux system, it consists of two components: the inode and data blocks. The inode stores metadata about the file, such as its permissions, ownership, and timestamps. The data blocks, on the other hand, store the actual content of the file.
This two-part structure allows for efficient file storage and retrieval.
InodeThe inode is short for index node. The inode contains a wide range of metadata about a file, including the following information:File owner.File permissions.Timestamps for file access, modification, and creation.Size of the file.Inode number.A pointer to the location of the data blocks.
Data BlocksThe data blocks hold the actual file data. Each file can consist of one or more data blocks. The size of a data block is typically 4 KB, although this can vary depending on the file system and the configuration. When a file is created or modified, the data is written to the data blocks. When a file is read, the data blocks are accessed to retrieve the file content.
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9.16 lab: vending machine
given two integers as user inputs that represent the number of drinks to buy and the number of bottles to restock, create a vendingmachine object that performs the following operations:
purchases input number of drinks
restocks input number of bottles
reports inventory
a vendingmachine's initial inventory is 20 drinks.
ex: if the input is:
5
2
the output is:
inventory: 17 bottles
The official language for creating Android mobile applications is Java. In actuality, Java is used to create the Android operating system.
What is the code for given operation?class VendingMachine:
def __init__(self):
self.bottles = 20
def purchase(self, amount):
self.bottles = self.bottles - amount
def restock(self, amount):
self.bottles = self.bottles + amount
def get_inventory(self):
return self.bottles
def report(self):
print('Inventory: {} bottles'.format(self.bottles))
if __name__=='__main__':
# 1. Create VendingMachine object
VM_object = VendingMachine()
# 2. Purchase input number of drinks
inputDrinks=int(input())
VM_object.purchase(inputDrinks)
# 3. Restock input number of bottles
restockDrinks=int(input())
VM_object.restock(restockDrinks)
# 4. Report Inventory
VM_object.report()
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g write the code that would support overload for the * operator that will allow scalar multiplication, i.e. a double times a point.
Answer:
Here is one possible way to implement overload for the * operator that will allow scalar multiplication:
struct Vec3 {
float x, y, z;
Vec3 operator*(float scalar) const {
return Vec3{x * scalar, y * scalar, z * scalar};
}
};
This code defines a Vec3 struct that represents a three-dimensional vector, and it overloads the * operator to perform scalar multiplication. The * operator takes a float value as its right-hand operand and returns a new Vec3 object that is the result of scaling the original vector by the given scalar value.
Which of the following expressions will evaluate to true? (3 points)
7 == 7.0
7 != 7.0
7 < 7.0
Question 1 options:
1)
I only
2)
II only
3)
III only
4)
I and III only
5)
II and III only
Question 2 (3 points)
Saved
Which of the following expressions will evaluate to true? (3 points)
12 / 5 != 2.0
12 / 5.0 == 2.0
(int)(12.0 / 5.0) == 2.0
Question 2 options:
1)
I only
2)
II only
3)
III only
4)
I and II only
5)
I and III only
Question 3 (3 points)
Assume an integer variable named num is assigned a value of 20. What is the value of num - 7 < 15? (3 points)
Question 3 options:
1)
True
2)
False
3)
0
4)
1
5)
An error occurs
Question 4 (3 points)
What is the result of the following code segment? (3 points)
int x = 10;
if(x + 1 < 20)
x += 5;
System.out.println(x);
Question 4 options:
1)
10
2)
11
3)
15
4)
16
5)
20
Question 5 (3 points)
Assume the integer variable num has been assigned a valid value. What is the purpose of the following code segment? (3 points)
if(num % 10 != 0)
System.out.print(num);
Question 5 options:
1)
It prints num if its value is a multiple of 10.
2)
It prints num if its value is not a multiple of 10.
3)
It always prints the value of num.
4)
It never prints the value of num.
5)
An error occurs at compile time.
Answer:
A and B
Explanation:
what is the python priority queue?
An upgraded form of the queue data structure is the priority queue. A priority queue sorts and dequeues elements according to their priorities rather than removing the oldest member.
To solve scheduling issues where certain data are given higher priority than others, priority queues are employed. The oldest element in Queue is the first to be dequeued. In contrast, a component from the Priority Queue is dequeued depending on its highest priority. When items are removed from a priority queue, the order in which they are arranged is either increasing or decreasing. PriorityQueue(maxsize) It is a priority queue constructor. The maximum number of elements that can be added to a queue is called maxsize, and its initial value is 0. If the maxsize value is zero or smaller.
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HELP PLEASE!!!! Which type of prototyping is most often associated with the rapid prototyping development method?
Incremental
Throwaway
Evolutionary
Rapid
Answer:
That will be Throwaway
Answer:
1. In the context of systems development, which of the following most closely matches the definition of a requirement?
(A)the guidelines to be met in the design of a system
2. Which of the following situations demonstrates a weakness of the systems development life cycle (SDLC)?
(D)The client decides he or she wants to change the purpose of the project.
3. Which of the following is the worst reason to upgrade the operating system on your company’s computers?
(D)The new operating system is able to play modern games, so employees will have some leisure time.
4. Your team has almost completed work on developing a system designed to track inventory at grocery store. The client then sends an e-mail asking if the system can also track employee work hours. This challenge is an example of
(C)requirements creep
5. Which of the following is a disadvantage of outsourcing?
(C)The contracting company may not be able to perform the task.
6. Which of the following accurately portrays the correct sequence for the five phases in the Systems Development Life Cycle (SDLC)?
(B)planning; analysis; design; implementation; maintenance
7. Which of the following situations demonstrates a strength of the Systems Development Life Cycle (SDLC)?
(D)The process set up by the team allows for lots of flexibility.
8. During which phase of the Systems Development Life Cycle is the feasibility study conducted?
(D)planning
9. Which of the following happens during the implementation phase of the Systems Development Life Cycle (SDLC)?
(B)Convert data to be compatible with the new system.
10. After defining the scope of the system, the next step is to...
(C)determine requirements
Explanation:
My laptop is stuck on the blue screen of death I can’t shut it down what should I do plz help ASAP
I think you must wait for sometimes and it will restart itself
Answer:
either wait for it to restart on its own or hit control+alt+delete and then restart it.
Explanation:
_is a computer network created for an individual person
Answer:
Personal area network
Explanation:
is correct 100% sure
hris has received an email that was entirely written using capitalization. He needs to paste this text into another document but also ensure that the capitalization is removed.
What should Chris do?
on the qtr 1 worksheet, add a row to the table that automatically calculates total entries
Please define the role of Domain Controller and It's prerequisite. How does It work in Network Management?
The role of a Domain Controller (DC) is to manage and authenticate users, computers, and other network resources within a Windows domain. It is a key component of network management in a Windows environment.
Prerequisites for a Domain Controller include:
1. Active Directory: A database that stores information about network resources such as users, computers, and groups.
2. DNS: Domain Name System is required to resolve domain names to IP addresses.
3. Static IP: A static IP address is necessary to ensure the Domain Controller's availability and to maintain network stability.
How it works in network management:
1. User Authentication: The Domain Controller verifies the identity of users requesting access to network resources. This ensures secure access and prevents unauthorized users from gaining entry.
2. Centralized Administration: The Domain Controller provides a centralized location for managing user accounts, security policies, and group policies. This simplifies administrative tasks, reduces maintenance overhead, and improves security.
3. Group Policy Management: Administrators can use Group Policy Objects (GPOs) to manage and enforce security settings, software installation, and other policies across the network. The Domain Controller ensures that these policies are applied to all relevant network devices.
4. Resource Access Control: The Domain Controller grants or denies access to network resources based on user permissions and security policies defined in the Active Directory. This allows organizations to control and secure sensitive data.
5. Replication and Redundancy: Multiple Domain Controllers can be deployed to ensure fault tolerance and high availability. They replicate the Active Directory database, providing redundancy and ensuring that network resources remain accessible even if one Domain Controller fails.
In summary, a Domain Controller plays a vital role in network management by managing authentication, providing centralized administration, enforcing security policies, controlling resource access, and ensuring redundancy in Windows environments. It simplifies network management, enhances security, and improves the overall efficiency of a network.
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suppose that the frequent itemsets obtained after the second iteration of the apriori algorithm is concluded are l2: frequent itemsets {i1, i2} {i1, i3} {i1, i4} {i2, i3} {i2, i4} {i2, i5} {i3, i4} the itemsets given in the options of this question are included in the set of candidate 3-itemsets, c3. which ones, if any, should be removed in the prune step? select all that apply.
To determine which itemsets should be removed in the prune step, the options provided need to be specified for further analysis.
To identify which itemsets should be removed in the prune step, we need to compare the given candidate 3-itemsets, denoted as C3, with the frequent itemsets obtained after the second iteration of the Apriori algorithm, denoted as L2.
However, the options for this question are not provided, making it impossible to determine which itemsets from C3 should be removed in the prune step. If you provide me with the available options, I would be able to assist you in selecting the correct itemsets that should be pruned based on the comparison between C3 and L2.
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Why are digital computers more popular these days?
Answer:
The small size of the transistor, its greater reliability, and its relatively low power consumption made it vastly superior to the tube.
Katrina wants to get a random number and assign it to a variable called force. Which line of code should be used?
orce = random.randint(1,10)
force = random(1,10)
force = randint(1,10)
force == random.randint(1,10)
Since Katrina wants to get a random number and assign it to a variable called force the code to be used is
force = random.randint(1, 10)
How will the above code work?This line uses the randint function from the random module to generate a random integer between 1 and 10 (inclusive) and assigns it to the variable force
Computer code is a set of instructions or a set of rules written in a specific programming language (i.e., the source code) in computer programming.
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. Find the supplements of : 150' and 70°
What will you see on the next line?
>>> int(13.6)
Answer:
\(\huge\boxed{\texttt{13}}\)
Explanation:
If we input \(\texttt{int(13.6)}\) into bash (say python3), we will return with 13.
Why?The \(\texttt{int()}\) function of python basically stands for integer. It will convert whatever is inside the parentheses to an integer. This works with strings as well, and can be useful for turning strings into numbers readable by a program.
An integer is any real whole number (like -2048, 0, or 6, etc.) However, Python does not round the number based on whether it's closest to one value or not. Python always rounds down, basically what it does is takes away the decimal from the number.
If you would like to round to up, however, you might have a program that does this.
\(\texttt{import math}\)
\(\texttt{int(math.ceil(5.7))}\)
Hope this helped!
Discuss the evolution of file system data processing and how it is helpful to understanding of the data access limitations that databases attempt to over come
Answer:
in times before the use of computers, technologist invented computers to function on disk operating systems, each computer was built to run a single, proprietary application, which had complete and exclusive control of the entire machine. the introduction and use of computer systems that can simply run more than one application required a mechanism to ensure that applications did not write over each other's data. developers of Application addressed this problem by adopting a single standard for distinguishing disk sectors in use from those that were free by marking them accordingly.With the introduction of a file system, applications do not have any business with the physical storage medium
The evolution of the file system gave a single level of indirection between applications and the disk the file systems originated out of the need for multiple applications to share the same storage medium. the evolution has lead to the ckean removal of data redundancy, Ease of maintenance of database,Reduced storage costs,increase in Data integrity and privacy.
Explanation:
4.2 Code Practice: Question 1
Can someone help me write the code in python language?
Answer:
number = int(input("Enter a number: "))
sum = number
c = 1
while (sum<=100):
number = int(input("Enter a number: "))
sum = sum + number
c = c + 1
print("Sum: " + str(sum))
print("Numbers Entered: " + str(c))
Explanation:
Hope this helps lovely :)
Why do you need to install application program/software in your computer?
Answer:
Also called a "setup program" or "installer," it is software that prepares an application (software package) to run in the computer. Unless the application is a single function utility program, it is made up of many individual files that are often stored in several levels of folders in the user's computer.
Explanation:
Answer:
Why should you install operating system (OS) and software updates? Updates are "patches" that fix problems in your operating system (the basic program that runs your computer) or in applications and programs that you use. Unpatched computers are especially vulnerable to viruses and hackers.
Explanation:
Which statement is true with respect to Java?
A.
Java programs are not compiled, only interpreted.
B.
Intermediate bytecode is created by the JIT.
C.
Bytecode is platform independent.
D.
The JVM creates object code after compiling.
Java is a high level programming language.
The true statement is (c) Bytecode is platform independent.
First, java programs are compiled and interpreted
This means that (a) is not true
Secondly Just-In-Time (JIT) does not create intermediate bytecodes, and Java virtual machine (JVM) does not create object codes.
However, java programs are compiled to an instruction set for the JVM; this instruction set is referred to as the byte code.
And the byte code is platform-independent.
Hence, the true option is (c)
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Answer:
C) Bytecode is platform independent
Explanation:
Just got it right on ASU
Which of the following is the most accurate definition of a botnet? a small text file passed to a Web browser on a user's computer by a Web server destructive software robots working together on a collection of zombie computers via the Internet spider software used by a search algorithm to crawl various Web sites to return a query a common platform used by search engines to index the contents of a Web site a fraudulent e-mail attack that targets a specific person or organization by personalizing the message
Answer:
destructive software robots working together on a collection of zombie computers via the Internet
Explanation:
Botnets are devices controlled via the internet to achieve a goal that requires multiple computers working towards a shared task. e.g. Denial of service attacks and mass email messaging.
Suppose users share a 1-Gbps link. Also, suppose each user requires 200 Mbps when transmitting, but each user only transmits 30 percent of the time.
a. (5 pts.) When circuit switching is used, how many users can be supported?
b. (5 pts.) For the remainder of this problem, suppose packet switching is used. What is the maximum number of users that can be supported if the required blocking probability is strictly less than 0.05 and what is the blocking probability with the determined maximum number of users?
Answer:
The answer is "5 users and 1 block".
Explanation:
In Option a:
Bandwidth total \(= 1-Gbps \times 1000\)
\(= 1,000 \ Mbps\)
Any User Requirement \(= 200 \ Mbps\)
The method for calculating the number of approved users also is:
Now, calculate the price of each person for overall bandwidth and demands,
\(\text{Sponsored user amount} = \frac{\text{Bandwidth total}}{\text{Each user's requirement}}\)
\(=\frac{1000}{200}\\\\=\frac{10}{2}\\\\= 5 \ users\)
In Option b:
\(\text{blocking probability} = \frac{link}{\text{1-Gbps} = 10^9 \frac{bits}{sec}}\)
\(\ let = 0.05 = \frac{100}{20} \\\\\text{blocking probability} = \frac{ 200 \times 10^6}{\frac{100}{20}}\)
\(= \frac{ 200 \times 10^6 \times 20 }{100}\\\\= \frac{ 2 \times 10^6 \times 20 }{1}\\\\= 40 \times 10^6 \\\\\)
mean user \(= 25 \times \frac{1}{20} \\\\\)
\(= 1.25\)
max user \(= \frac{10^9}{40 \times 10^6} \\\\\)
\(= \frac{10^9}{4 \times 10^7} \\\\ = \frac{10^2}{4} \\\\ = \frac{100}{4} \\\\= 25 \\\\ =\ \ 1 \ \ block \\\\\)
Write an input command using the variable company_name.
Answer:
company_name = input("What if your company name?");
print("I hope " + company_name + "becomes successful!");
Explanation:
The input of the user becomes a variable which is then stored in order to print it out as a message.
economic theory teaches that differences in market returns must relate to differences in
Economic theory teaches that differences in market returns must relate to differences in risk.
According to economic theory, the differences in market returns are typically attributed to differences in risk. In efficient markets, investors expect to be compensated for taking on higher levels of risk. This means that investments with higher expected returns are associated with higher levels of risk or uncertainty. Risk can manifest in various forms, such as volatility, liquidity, creditworthiness, or macroeconomic factors.
Investors typically demand a higher return for investments that carry higher risk to justify the potential loss or uncertainty involved. Consequently, differences in market returns reflect the varying levels of risk associated with different investment opportunities. Economic theories like the capital asset pricing model (CAPM) and the efficient market hypothesis (EMH) further explore the relationship between risk and returns in financial markets.
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what happens if you have the power of on of the nine and you take another where does the old power go attack on tiatn
If a person with the power of one of the Nine Titans takes on a new Titan power, the old power is not lost, but is instead passed on to a new host.
The process of passing the power on is known as the "Coordinate," and it is one of the Founding Titan's special abilities. The Coordinate allows the power to be passed on to new hosts, either willingly or unwillingly, ensuring that it will not be lost.
However, the Coordinate also has the potential to be used for destruction, as it can be used to pass the powers of the Nine Titans on to those who are not of the Eldian people, potentially allowing Marley to gain access to them.
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Which should you consider when selecting a highlighting color?
size
equality
alignment
contrast
Answer:
contrast
Explanation:
Answer:
I'm pretty sure it's contrast
Explanation:
It would be contrast because when you're looking for a highlighting color, you'd want to use colors that stand out from the rest. This helps you find what you want to see again very easily.
I'm sorry if this is wrong, but if it's right pls vote me brainliest
whyy can not install to this volume because the computer is missing a firmware partition?
This is because the firmware partition is required for the computer to boot up, and without it, the computer cannot install the software.
What is Firmware?Firmware is a type of low-level software designed to control the hardware of a device. It is stored in non-volatile memory, such as Read Only Memory (ROM), electrically erasable programmable read-only memory (EEPROM), flash memory, or a combination of these. Firmware is typically used to control basic functions of a device and can be updated or replaced to add or improve features. Firmware is often found within embedded systems such as televisions, routers, printers, and cameras.
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Which type of IP address is used within a private network (LAN)? (5 points)
Network
Private
Public IP
VPN
Explanation:
A private IP address is used within a private network to connect securely to other devices within that same network
For what type of image is a megapixel a unit of measurement?
film
cligital
print
Answer:
answer number 1
Explanation:
If you want readers to move down long web pages to find more information, you would use this type of web style:
Answer:
On a website, a navigation menu is an organized list of links to other web pages, usually internal pages. Navigation menus appear most commonly in page headers or sidebars across a website, allowing visitors to quickly access the most useful pages. Now, it would be easy to leave it there and call it a day.
Explanation:
Outline the dangers arising as a result of using computers
Answer:
Visual impairment
Physical Health problem
Explanation:
The benefits of computers are so numerous a d has been an essential business and educational tool every organization must possess for one purpose or the other. Such is how immense its importance is. However, the computer also comes with it's own risk, which may include :
Visual impairment is a major problem most computer users face or will likely encounter in the future due to prolonged exposure of the eyes to the light emanating from the screen. This visual challenge is populary called the. Computer Vision Syndrome.
Similarly, related health related issues affecting the physical body such as the back, hip, neck pains which result from postural position when using the computer.