five batch jobs. a through e, arrive at a computer center at almost the same time. they have estimated running times of 10, 6, 8, 2, and 4 minutes. their (externally determined) priorities are 3, 5, 4, 2, and 1, respectively, with 5 being the highest priority. for each scheduling algorithm, determine the mean process turnaround time. ignore process switching overhead. (a) round robin. (b) priority scheduling. (c) first-come, first-served (run in order 10, 6, 8, 2, 4). (d) shortest job first. for (a), assume that the system is multi-programmed and that each job gets its fair share of the cpu. for (b) through (d), assume that only one job at a time runs until it finishes. all jobs are completely cpu bound.

The way you prevent someone with access to a mobile phone from circumventing access controls for the entire device is to; Implement Full device Encryption

To gain access to the an android phone operating system is called rooting.

Now, the way this usually works is that someone would be required to replace the entire operating system of this device with their own customized firmware which will enable them to gain access to the operating system.

When that is installed, then the end user will have complete access to the device and as such even If somebody is trying to circumvent the security controls of the user, you can download your own applications in through side loading that downloads it from other places instead of the usual app stores.

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using the knowledge in computational language in python it is possible to write a code that using arithmetic operators to compute the average of three quizzes and display the score and average on different lines.

#include <iostream>

using namespace std;

   int main()

   {

    float n1,n2,n3,n4,tot,avrg;

 cout << "\n\n Compute the total and average of four numbers :\n";

 cout << "----------------------------------------------------\n";  

       cout<<" Input 1st two numbers (separated by space) : ";

    cin>> n1 >> n2;

       cout<<" Input last two numbers (separated by space) : ";

    cin>> n3 >> n4;

    tot=n1+n2+n3+n4;

 avrg=tot/4;

       cout<<" The total of four numbers is : "<< tot << endl;

       cout<<" The average of four numbers is : "<< avrg << endl;

       cout << endl;

       return 0;

   }

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The Smiley Face backdoor was a security vulnerability that existed in some versions of the FTP (File Transfer Protocol) software. Specifically, it affected versions of the WU-FTPD server software prior to version 2.6.0.

The Smiley Face backdoor allowed remote attackers to gain unauthorized access to an FTP server by including certain smiley face characters in the FTP username. When a user with a smiley face in their username connected to the vulnerable server, the backdoor would execute arbitrary commands with the privileges of the FTP server.

Therefore, it is not a specific version number of FTP that is vulnerable to the Smiley Face backdoor, but rather a specific version of the WU-FTPD server software. The vulnerability was fixed in version 2.6.0 of the software, so any version prior to that is potentially vulnerable.

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UPDATE purchase61

SET shipping_cost = ROUND(shipping_cost * 1.10, 2)

WHERE manufacturer IN (SELECT manufacturer FROM purchaseitem61 WHERE state = 'MA')

This statement will update the shipping_cost column in the purchase61 table for every purchase where the manufacturer is in the list of manufacturers in Massachusetts, as determined by the subquery. The shipping cost will be increased by 10% by multiplying it by 1.10, and then rounded to two decimal points using the ROUND function.

Note that you should not use a join in this statement, as the IN clause allows you to compare values in the manufacturer column with the results of the subquery without using a join.

This can make the statement more efficient and easier to read.

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Answer:

D

Explanation:

A schematic, or schematic diagram, is a representation of the elements of a system using abstract, graphic symbols rather than realistic pictures.

Answer:

It's C. A design or blueprint for something complex.

Answer: Software is any program on a computer that enables the user to easily interact with the computer, or serves a common purpose.

I hope this helped. Give it brainliest if it helped a lot.

Answer:

A software refers to the series of instructions that manages the computer peripherals and data processing.

True, a hard disk's platters may continue to spin even after power is removed from the computer due to residual power or inertia. This is why it is important to properly shut down a computer before removing power to avoid damaging the hard disk.

A hard disk's platters may continue to spin even after power is removed from the computer. This is because the hard disk has mechanical parts that need to spin in order for the read/write heads to access the data stored on the platters. When power is removed from the computer, the spinning of the platters will gradually slow down due to friction and air resistance until they eventually come to a stop.

However, it is important to note that abruptly removing power from a hard disk while it is still spinning can cause damage to the read/write heads, platters, or other components. This can result in data loss or other issues, so it is recommended to properly shut down the computer and wait for the hard disk to stop spinning before disconnecting power or removing the hard disk.

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Each system has three components: input, process, and output. Each system contains three components in its most basic form.

The physical elements or delivery mechanisms of the computer are referred to as hardware. They are what the software uses to store and execute the written instructions. The device's intangible component—its software—allows the user to communicate with its hardware and give it instructions on how to carry out particular activities.

A computer system is made up of five major hardware parts: input, processing, storage, output, and communication devices.

According to our statistics, hardware shops typically sell for between 0.37 and 0.74 times their income. Add the revenue or sales a firm generates to the valuation multiple to get the value of the company.

Each system has three components: input, process, and output. Each system contains three components in its most basic form. Input, Process, Output is what I'll refer to as this as.

Therefore, the answer is Replace the incompatible parts with supported hardware.

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When using a computer, you must have a mouse.

The most significant application that runs on your computer is the operating system. It enables the hardware and software of the computer to cooperate. Application programs carry out a wide range of tasks.

The TV signal is wired to an antenna, which is frequently on a tall mountain or structure. An electromagnetic wave carrying the signal is sent across the atmosphere. Although these waves can move through the air at the speed of light, they can't cover very far.

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The barcode reader that is particularly useful for individuals who need to scan barcodes while on the go is a portable barcode reader. The correct answer is option b.

A barcode is a machine-readable representation of data in the form of numbers and parallel lines. Barcodes are most often found on product packaging for retail purchases, with the intention of quickly and easily identifying the item.The information encoded in a barcode can be either alphanumeric or purely numeric. It can contain data about the product's pricing, where it was manufactured, and other important information about the product.

A handheld barcode reader is a portable scanner that is used to read barcodes. A handheld barcode reader, also known as a portable barcode reader, is a scanner that can be held in one hand and used to scan a barcode. The device converts the barcode into a digital signal, which is then interpreted by the scanner and displayed on a screen.

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Wireless communication requires the use of a modulated signal to encode the message so it can be sent at a preassigned frequency.

In wireless communication systems, information is transmitted through the air using electromagnetic waves. These waves are created by varying or modulating a specific characteristic of the carrier signal, such as its amplitude, frequency, or phase. This process, known as modulation, is essential for converting the original message, which can be in the form of voice, data, or multimedia content, into a format suitable for wireless transmission.

The preassigned frequency is crucial in maintaining an organized and efficient communication system. Each wireless device operates within a specific frequency range, which is allocated by regulatory bodies like the Federal Communications Commission (FCC) or International Telecommunication Union (ITU). This allocation ensures that different communication services can coexist without causing interference with one another.

Modulation techniques, such as Amplitude Modulation (AM), Frequency Modulation (FM), or Phase Modulation (PM), are used to represent the message in the carrier signal. These techniques allow the message to be efficiently transmitted over long distances with minimal loss of quality. At the receiving end, a process called demodulation is used to extract the original message from the modulated carrier signal.

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The main components of an online registration system are:

User Interface: The interface through which users interact with the system.

Database: Stores and manages data related to users, courses/memberships, and registrations.

Authentication and Authorization: Handles user login and access control.

Registration Logic: Implements the business rules for course/membership registration.

Payment Processing: Facilitates secure online payment transactions.

Notifications: Sends automated notifications to users regarding registration status and updates.

The state of each component includes its current status, such as user authentication status, available courses/memberships, registration information, and payment status. Events can include user login, course/membership selection, registration submission, payment confirmation, and notification triggers.

Performance measures of interest may include registration completion time, user satisfaction, system availability, payment success rate, and error rates in the registration process.

Relevant metrics might involve the number of registrations per day, the conversion rate from course/membership selection to successful registration, the average time to resolve user issues, and the frequency of system downtime or errors.

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Answer:

It is D. letter.isdigit()

Explanation:

reason being is that there is only very few scenarions that require a capital letter in them and most of those that have scenarions are to input a operation into the program.

In the given options, the method that will return true when an input charater is a numeric is optionC. letter.isDigit()

Basically what this function does it to check whether the input variable letter is a numeric character, if true then the function returns true.

Hence, the functions input parameter is a string and it returns and boolean

it should be noted that there is a sligth difference between and method and a function in programming.

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Operational databases are focused on real-time transactional processing with low data variety, data warehouses consolidate data from various sources with moderate data variety, and big data sets encompass a wide range of data types with high data variety.

Operational Databases:

Data Warehouses:

Big Data Sets:

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Answer:

1. right click empty space, go to New, and click New Folder

2. press Ctrl + Shift + N

Explanation:

Answer:

Senet

Explanation:

Answer:

A memory stick.

Explanation:

A memory stick can be defined as a storage media device with flash memory. They are mainly used in smart or portable electronic devices such as mobile phones, digital cameras, mp3 players, camcorders, etc.

Memory sticks are usually small in size and as such are easily accessible for the transfer of digital files such as images, videos, audios from a portable device or computer to another device such as a computer.

Hence, a memory stick would be a suitable device to transfer 12 photos from one PC to another.

In order to properly solve this problem, we need to define the decision variables, objective function, and constraints more clearly.

Decision variables are the unknown quantities that we want to determine or optimize in a mathematical model or problem.

Decision Variables:

Let xij represent the number of cars shipped from location i to location j, where i and j range from 1 to 6.

Objective Function:

Maximize Z = 5400x13 + 1700x24 + 2300x35 + 3000x46 + 2400x56 + 1800x15 + 1900x26 + 3100x16

Constraints:

Subject to:

x13 <= 10 (Constraint 1)

x14 <= 10 (Constraint 2)

x15 <= 10 (Constraint 3)

x16 <= 10 (Constraint 4)

x15 + x16 = 16 (Constraint 5)

x24 + x26 = 18 (Constraint 6)

xij >= 0 for all i and j (Non-negativity constraint)

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The task requires creating a five-element indexed array to store the names of the Great Lakes and adding an additional element in the middle.

The task requires creating a five-element indexed array to store the names of the Great Lakes and adding an additional element in the middle.

An indexed array, also known as an array or list, is a data structure that allows storing multiple values in a single variable using indices to access each element.

In this case, the array would be initialized with the names of the Great Lakes, such as "Superior," "Michigan," "Huron," "Erie," and "Ontario."

To add an element to the middle of the array, the new name of the Great Lake can be inserted at the appropriate index, resulting in an updated array with six elements.

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They reflected the values, traditions, and craftsmanship of a particular civilization.

Gottfried Semper believed that the four basic kinds of technology available are:

Semper believed that these four types of technology were interconnected and influenced by a people's culture, aesthetics, and society.

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A program in Python that asks the user for 10 numbers and determines the total count of even and odd numbers is given below.

Program:

even_count = 0

odd_count = 0

for i in range(10):

   number = int(input("Enter number: "))

   if number % 2 == 0:  # Check if the number is even

       even_count += 1

   else:

       odd_count += 1

print("Total even numbers:", even_count)

print("Total odd numbers:", odd_count)

In this program, we use a for loop to iterate 10 times, asking the user to enter a number in each iteration.

We then check whether the number is even by using the modulo operator % to check if the remainder of dividing the number by 2 is zero. If it is, we increment the even_count variable; otherwise, we increment the odd_count variable.

After the loop completes, we print the total count of even and odd numbers.

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The Properties of variable in QBASIC​ are based on their:

The variables are known to be of two types which are:

Numeric variable:

This is known to often take numeric value and is shown by an alphabet or an alphabet accompanied by another alphabet or number.

String variable :

This is known to be a string variable that is shown by an alphabet accompanied by dollar ()sign.

Therefore, The Properties of variable in QBASIC​ are based on their:

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Inventory management is not a process within an information system for accounting and finance.

Explanation:

An information system for accounting and finance involves several processes to ensure the smooth functioning of financial operations in an organization. These processes include managing currencies, auditing, expense management, budgeting, and others. Managing currencies involves tracking and managing different currencies and their exchange rates to conduct international transactions efficiently. Auditing involves examining financial records to ensure compliance with regulations and identify any discrepancies. Expense management involves tracking and managing expenses to ensure that they align with the organization's budget and goals. Budgeting involves creating and managing financial plans to allocate resources effectively.

However, inventory management is not a process within an information system for accounting and finance. Inventory management is a process that involves tracking and managing inventory levels, orders, and sales. While inventory management is essential for businesses that produce and sell physical products, it is not directly related to accounting and finance processes. Nonetheless, accurate inventory records are crucial for financial reporting, and inventory values need to be included in financial statements such as balance sheets and income statements. Therefore, inventory management indirectly affects accounting and finance processes, but it is not a process within an information system for accounting and finance.

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RAID5 and RAID6 utilize disk striping with parity, providing protection against one or two drive failures respectively. RAID is a storage technology that utilizes multiple hard drives to provide redundancy, performance, or both.

RAID5 and RAID6 utilize disk striping with parity, providing protection against one or two drive failures respectively. RAID stands for Redundant Array of Independent Disks.

It is a storage technology that utilizes multiple hard drives to provide redundancy, performance, or both.

RAID technology is used to improve the performance, reliability, and fault-tolerance of computer storage systems. It involves combining multiple hard drives into a single logical unit that is seen by the operating system as a single drive.

RAID levels are categorized based on their functionality. They are used to determine the specific method of distributing data across the drives, as well as the way parity is used to maintain data redundancy.

RAID Levels:RAID 0: Disk Striping without ParityRAID 1: Disk MirroringRAID 5: Disk Striping with ParityRAID 6: Disk Striping with Double ParityRAID 10: Combination of Disk Mirroring and Disk Striping

Conclusion: RAID5 and RAID6 utilize disk striping with parity, providing protection against one or two drive failures respectively. RAID is a storage technology that utilizes multiple hard drives to provide redundancy, performance, or both.

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Answer:

This can be achieved using any of the following ways

1. Save As

2. Export

Explanation:

This can be achieved in any of the aforementioned ways.

# Save As

# Export

The breakdown step is as follows;

#Using Save As

- Open the word document

- Click the FILE tab

- Select Save As

- Browse file destination directory

- Enter file name

- Choose PDF in Select File type

- Click Save

#Using Export

- Open the word document

- Click the FILE tab

- Select Export

- Click Create PDF/XPS Document

- Browse file destination directory

- Enter file name

- Choose PDF in Select File type

- Click Save

MSI has an opportunity to modify their existing history program to meet the teacher's request for 1,000 copies of the CD.

The teacher has offered to buy 1,000 copies of the CD at a price of $5 each, and MSI can modify one of its existing educational programs about U.S. history to meet this request. The modifications would cost around $500. Here is a summary of the information related to the production of MSI's current history program:

1. The current history program is already developed and in use by MSI.
2. Modifying the existing program to accommodate the request would involve making changes to the content, format, or features of the program.
3. The modifications are estimated to cost approximately $500, which would cover the time and effort required to make the necessary changes.
4. The teacher is willing to purchase 1,000 copies of the CD at a price of $5 each, resulting in a potential revenue of $5,000 for MSI.
5. By accepting the teacher's offer, MSI can generate additional income and potentially increase the reach and impact of their educational program.

In summary, MSI has an opportunity to modify their existing history program to meet the teacher's request for 1,000 copies of the CD. This modification would cost around $500, but the potential revenue from selling the CDs is $5,000. By accepting the offer, MSI can generate additional income and broaden the reach of their educational program.

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