which is the parent of all user level processes in the unix system and what is its process id (pid)?
Answers
Answer:
In Unix, the parent of all user-level processes is the init process, with a process ID (PID) of 1.
Explanation:
The init process is started by the kernel during the boot process and is the first process to be executed. It has the responsibility of starting and stopping all other processes on the system.
In more modern systems that use Systemd, init has been replaced by systemd process as the first process with PID 1.
Related Questions
SQL DML Query in MySQL SQL Query from A Single Table IS 4420, Database Fundamentals I. DDL We create the following tables in Lecture 7 1. Customer 2. Product 3. Orders 4. Orderline II. DML: Insert data into tables Use the code in Lecture8.rtf to insert data III. DML: query 1. List all data records for all four tables 2. List IDs of products in descending order 3. List the cities (distinctly) for the customers 4. List all orderlines have quantity more or equals to 5 5. List all columns of product with the name that contains the string 'laptop 6. List customers who lived in city 'Tucson 7. Count the number of customers in each city. Show the name of the city and corresponding count. 8. List all orders after and on 2008-11-01 9. List all orders between 2008-10-24 and 2008-11-01 inclusive (including both dates) 10. What is the average price for product that is more than $50? 11. List all customers who do not live Salt Lake City. 12. List all customers who are from SLC and whose name starts with the letter 13. List all product ids that show more than twice in orderline table IV. Deliverables 1. Submit the lab8.txt file that contains your SQL statements to canvas
Answers
The task requires writing SQL statements to perform various operations on a set of tables (Customer, Product, Orders, Orderline) in a MySQL database.
To complete the task, you need to write SQL statements that fulfill the given requirements. These statements involve inserting data into the tables using the code provided in Lecture8.rtf, querying data records from all four tables, listing product IDs in descending order, listing distinct cities for customers, listing orderlines with a quantity greater than or equal to 5.
listing product columns with names containing the string 'laptop', listing customers from the city 'Tucson', counting the number of customers in each city, listing orders after and on a specific date, listing orders between two specific dates, calculating the average price for products over $50, listing customers not from Salt Lake City, listing customers from SLC with names starting with a specific letter, and listing product IDs that appear more than twice in the orderline table.
The final deliverable is a lab8.txt file containing all the SQL statements required to perform the above operations.
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In Python, what is the major difference between dictionaries and strings?
A) Dictionaries hold any data type, while strings hold only keys.
B) Dictionaries hold only keys, while strings hold integers that code letters.
C) Strings cannot be changed after creation, while dictionaries can be changed.
D) Strings hold only characters, while dictionaries hold any data type
Answers
Answer:
C) Strings cannot be changed after creation, while dictionaries can be changed.
Why should you always name directory files using lowercase letters?
Answers
Answer: Using all-lowercase filenames rather simplifies things here. If you somehow make the directory available to a Windows system, it will not be able to access both files. It will probably be able to access only the one that appears first in the directory, regardless of which name you use
Explanation:
Film directors generally earn more money than theater directors. True False
Answers
Theatre directors in the UK earn on average £10,759 a year from their craft- well below the £27,000 take home annual salary national average- with some directing jobs paying less than £1 an hour, new research has revealed.
Answer:
Yes, it's true on edge 2022.
When Maggie attempted to reconcile her company's monthly sales revenue, she used a TOTALS query to sum the sales from the invoice line items for the month. But the sum of the sales produced by the query did not agree with the sum of the monthly sales revenue reported on the company's general ledger. This is best described as a problem with
Answers
Answer:
The correct answer is "Consistency".
Explanation:
It should have been continuous to have the information management service. All information must have been linked, gathered using the same technique as well as measurement but also displayed simultaneously frequencies.Throughout this query, Maggie considers the organization proceeds by a system whereby financial transactions online are not influenced by trade payables or rebates as they are separate accounts that are afterward adjusted for the business model.Thus, the above is the correct answer.
Which of the following is an example of a trade journal?
A.
Sports Illustrated
B.
Sports Business Weekly
C.
Tik Tok
D.
The New York Times
Answers
Answer:
since d is incorrect as you said the answer is b then Sports Business Weekly
register is a group of binary cells that hold binary information. group of answer choices true false
Answers
The given statement "Register is a group of binary cells that hold binary information" is true.
Hence, the correct answer is: true.
What is a register?A register is a binary storage device in which the binary information is stored. In digital circuits, registers are often used. They are often utilized as temporary storage for data being processed or transferred.The registers have a variety of uses, including counting, timing, indexing, and addressing.
The most commonly used registers are the accumulators, the instruction register, the program counter, and the stack pointer, among others. Registers are utilized in the vast majority of computer systems, including microprocessors and peripherals.
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Which of the following would result in a better digital approximation of an analog black and white image?
Increasing the size of each sample square, thus decreasing the number of samples taken.
Decreasing the size of each sample square, thus increasing the number of samples taken.
Using fewer bits to represent the image.
Using decimal numbers to represent each pixel.
Answers
Answer:
- Decreasing the size of each sample square, thus increasing the number of samples taken.
Explanation:
name tow ways to render a program as a single file
Answers
Answer:
*two
Explanation: and im not sure but have a great day and good luck on whatever you are doing!
Assume choice refers to a string. The following if statement determines whether choice is equal to Y or y.
if choice == 'Y' or choice == 'y':
Rewrite this statement so it only makes one comparison and does not use the or operator. Write this in Python
Answers
Answer:
if choice.lower() == 'y':
Explanation:
How would you test a computer program?
releasing the program and waiting for user input
running the program with test data to see if outcomes are as expected
seeing how fast the program runs
rethinking the logic of the program code
Answers
To test a computer program, you would run the program with test data to see if the outcomes are as expected. Option B is answer.
Testing a computer program is an essential step in software development to ensure its functionality and identify any issues or bugs. One way to conduct testing is by running the program with predefined test data and comparing the actual outcomes with the expected outcomes. This helps verify if the program behaves correctly and produces the desired results.
By designing comprehensive test cases that cover various scenarios and input values, developers can systematically evaluate different aspects of the program's functionality, including input validation, calculations, and output generation.
Option B is answer.
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draw a flow chart for computing factorial N(N!) where N! is 1*2*3......N
Answers
flowchart represents a basic algorithm for computing the factorial of a given number N. It starts by reading the value of N and initializes a variable to store the factorial. Then, it uses a loop to iterate from 1 to N, multiplying the factorial variable by each number in the range. Finally, it displays the computed factorial value. This flowchart can be implemented in any programming language or used as a reference for manual calculations.
1. Start the flowchart.
2. Read the value of N.
3. Initialize a variable 'factorial' to 1.
4. Set a counter variable 'i' to 1.
5. Check if 'i' is less than or equal to N.
6. If the condition is true, proceed to step 7. Otherwise, go to step 10.
7. Multiply the 'factorial' variable by 'i' and store the result back in the 'factorial' variable.
8. Increment 'i' by 1.
9. Go back to step 5.
10. Display the value of 'factorial' as the factorial of N.
11. End the flowchart.
If you have access to a flowchart software or drawing tool, you can translate this verbal description into a visual flowchart by following the steps and using the appropriate symbols and connectors for your chosen tool.
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what can accommodate most file formats? btw there are no answer choices
Answers
Answer:.doc and .docx - Microsoft Word file.
.odt - OpenOffice Writer document file.
.pdf - PDF file.
.rtf - Rich Text Format.
.tex - A LaTeX document file.
.txt - Plain text file.
.wpd - WordPerfect documen
Explanation:
How can i print an art triangle made up of asterisks using only one line of code. Using string concatenation (multiplication and addition and maybe parenthesis)?
Answers
#include <iostream>
int main(int argc, char* argv[]) {
//One line
std::cout << "\t\t*\t\t\n\t\t\b* *\t\t\b\n\t\t\b\b* *\t\t\b\b\n\t\t\b\b\b* *\t\t\b\b\b\n\t\t\b\b\b\b* *\t\t\b\b\b\b\n\t\t\b\b\b\b\b* * * * * *\t\t\b\b\b\b\b\n";
return 0;
}
Yes, it is possible with a single line and using escape sequences, but it is tedious and not recommended. Instead, you can use loops to write more readable and easy on the eyes code. We only used the cout method (C++). Good luck!
Write a definition in your own words for intranet. Please don't copy and paste.
Answers
Answer:
An Intranet is a communication network, usually, a private network that was created using the World Wide Web software.
Explanation:
An Intranet is an private Network based on internet standards but only available within a business or other organizations.
Select the appropriate APA guidelines when typing a research paper.
Keep the margins at one inch on all sides of the paper.
Single space.
Choose 10 point or 12 point font.
Do not indent paragraphs.
Include page numbers on all pages.
Answers
Answer:
Keep Margins at one inch on all sides of the paper.
Choose 10 point or 12 point font.
Include page numbers on all pages.
Explanation:
Because I've done it.
Answer:
Keep Margins at one inch on all sides of the paper.
Choose 10 point or 12 point font.
Include page numbers on all pages.
Explanation:
Look out for users with this photo.
Answers
Answer:
why whats wrong with it
Explanation:
49) data is said to be verifiable if: a. the data always yields consistent results. b. the data cannot be changed or manipulated. c. the data is obtained from trusted sources. d. the data is stored in different places within the database.
Answers
data is said to be verifiable if c. the data is obtained from trusted sources.
How are data verified?Data verification techniques include double data entry, proofreading, and automated data verification. Data entry is proofread by comparing the entered information to the source document.
Why is data validation crucial?Data verification is to reduce instrument and human errors, including those that occur during data processing, and to ensure that the data collected are as accurate as feasible.
Why can data be verified?Data that has been digitally signed with a cryptographic procedure is referred to as verifiable data. Someone can check the signature to see if data has been signed in this way.
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how to print the output of "WELCOME" by using python codes with arrays.
Answers
Answer:
Following are the code to this question:
arr=['WELCOME']#defining list arr and assign string value
print (str(arr)[2:-2])#use print method that uses slicing to remove bracket and quotes
Output:
WELCOME
Explanation:
The Array data type is used to store the same type of value, but in python, the array is not used, instead of using an array we use the list, that stores multiple data types.
In the above code "arr", that is list is declared, that store a string value.
To print its value, we use the print method, inside this, we use slicing to remove brackets and quotes.
a network technician in germant is setting up cat 7 cabling in the orgnaization's environment. the techncian should to comply with installation standard terminate the abling with what type of connector?
Answers
The network technician in Germant, while setting up Cat 7 cabling in the organization's environment, should comply with the installation standard by terminating the cabling with GG45 or TERA connectors.
What are network connectors?
A network connector is an electromechanical device that connects a cable to a port or an interface to allow communication between two different devices. Network connectors can be copper or fiber optic, and their type varies depending on the cable they are being used with and the intended application.
What is Cat 7 cabling?
CAT 7 cable is a twisted pair cable made of four twisted copper wire pairs, typically used for Ethernet networking applications that support up to 10 Gbps of data transfer per second. It is one of the newest standards in Ethernet cabling and offers many advantages over its predecessors.CAT 7 cables are not as widely used as Cat 5e or Cat 6 because they are more expensive and require specialized connectors.
Nevertheless, in some applications, such as data centers and server rooms, they are preferred due to their higher speed and noise resistance. TERA connectors are specially designed for Cat 7 cables, while GG45 connectors are backward-compatible with both Cat 6 and Cat 5e cables.
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Why does java provide a protected access modifier?
a. to hide methods from the client classes
b. to hide fields from client classes
c. to inherit fields and methods by subclasses
d. all of these are correct
Answers
The correct answer is d Option. The protected access modifier in Java provides access to the member within the same package and also allows subclasses in different packages to access those members.
To hide methods from the client classes: By using the protected access modifier, methods can be hidden from classes outside the package, providing better encapsulation and control over access to certain functionalities.
To hide fields from client classes: Similarly, protected fields can be hidden from external classes, preventing direct access and manipulation of internal data.
To inherit fields and methods by subclasses: The protected access modifier allows subclasses to access and inherit the protected members of their parent class, enabling code reusability and supporting the concept of inheritance in object-oriented programming.
By using the protected access modifier, Java provides a way to balance between data hiding, code reuse, and access control in class hierarchies.
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test unit 8 edhesive answers
Answers
What is the advantage of using a standardized passage to gather nasometric data?
Answers
The advantage of using a standardized passage to gather nasometric data is that it ensures consistency and reliability in the data collection process.
By using a standardized passage, we can effectively compare and analyze nasometric data across different individuals, settings, and time points.
This allows for accurate assessment of speech characteristics and potential identification of speech disorders or issues related to nasality.
In summary, using a standardized passage helps maintain the validity and reliability of the nasometric data collected.
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What are the different types of Network Connectivity Devices?
Answers
Explanation:
Types of network devices
Hub.
Switch.
Router.
Bridge.
Gateway.
Modem.
Repeater.
Access Point.
HOPE THIS HELPS YOU THANK YOU.
A company's strong linkages with its customers increase switching costs. True. False.
Answers
True. When a company has strong relationships with its customers, those customers are less likely to switch to a competitor because they have built trust and loyalty with the company.
This can increase the cost of switching, as the customer may need to rebuild those relationships with a new company. Additionally, companies with strong customer linkages may offer unique services or products that are difficult to find elsewhere, further increasing the switching costs for customers.
Strong linkages with customers can make it more difficult and expensive for customers to switch to a competitor. This can include things like loyalty programs, personalized customer service, or exclusive access to products or services. These linkages can create a sense of attachment or emotional connection between the customer and the company, making it less likely that the customer will want to switch to a competitor.
The concept of switching costs is important in understanding customer behavior and loyalty. When switching costs are high, customers are more likely to remain with a company even if they are not completely satisfied with its products or services, because the cost of switching to a competitor is perceived to be too high.
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What is pseudocode?
Answers
Answer:
Explanation:
What is pseudocode?
answer: In computer science, pseudocode is a plain language description of the steps in an algorithm or another system. Pseudocode often uses structural conventions of a normal programming language, but is intended for human reading rather than machine reading.
or
a notation resembling a simplified programming language, used in program
i'm not way to sure but i'm very sure it's B the most possible answers are B and C.
Katie wants to display the most recent entries in the journal log on her Linux system. What journalctl option should she use
Answers
Katie should use the "-n" option followed by the number of entries she wants to display, such as "-n 10" to display the 10 most recent entries.
The journalctl command is used to query and display system logs on Linux systems. The "-n" option specifies the number of recent journal entries to show. For example, if Katie wants to see the 5 most recent entries, she would use the command "journalctl -n 5".
By default, journalctl shows the most recent entries first, so using the "-n" option with a number specifies how far back in the log to go. The journalctl command can also be used with other options to filter logs by time range, severity level, specific service or process, and more.
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what is the primary way to access applications in windows8?
Answers
Answer:
Click the app icon on the taskbar. Double-click the app shortcut on the Desktop. Click the app tile in the Start screen.
Explanation:
Answer:
Press the Windows key. Much like Windows 10.x
Explanation:
If you press the Windows key, you will see a list of the apps. You can also search for them there.
What is the purpose of a cell (battery) in a circuit?
Answers
Answer:
The role of a battery (or cell) in an electric circuit is to supply energy to the circuit by doing work upon the charge to move it from the low energy terminal to the high energy terminal.
Explanation:
what is the commonly used casting function for casting the pointer to different objects of the classes in an inheritance hierarchy? group of answer choices
Answers
To change pointers or references within an inheritance structure, use a dynamic_cast. The standard casting function for casting the pointer to various objects is static_cast. Use this function for simple type conversions.
An object that stores a memory address is known as a pointer in computer science and is used in many programming languages. Another value stored in computer memory or, in some situations, memory-mapped computer hardware may be the source of this. When a pointer accesses a location in memory, it is known as dereferencing the pointer to retrieve the value that is kept there. A page number in a book's index may be compared to a pointer to the relevant page; dereferencing such a pointer would include turning to the page indicated by the provided page number and reading the text there. Depending on the underlying computer architecture, a pointer variable's actual format and content may differ.
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