In Python 3, what is the preferred way to indicate a block of
code:
a. 4 white spaces of indentation
b. curly braces
c. square brackets
d. parentheses
Give an explanation for your answer.
Answers
The preferred way to indicate a block of code in Python 3 is by using 4 white spaces of indentation. Python uses indentation to define the scope and structure of code blocks, conditional statements, and function definitions.
By indenting the code with 4 spaces (or a tab equivalent to 4 spaces), Python recognizes that the indented lines are part of the same block.
Using curly braces (b), square brackets (c), or parentheses (d) to indicate code blocks is not the preferred way in Python. These symbols are used for other purposes. Curly braces are used for defining sets, dictionaries, and formatting strings. Square brackets are used for indexing and slicing lists, strings, and other sequences. Parentheses are used for function calls, grouping expressions, and creating tuples.
Using indentation as the primary way to indicate code blocks in Python promotes readability and consistency in the codebase. It ensures that the code structure is visually clear and makes it easier to understand the logic and hierarchy of the program.
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Related Questions
Operating system manages hardware and software of a computer.
Answers
Answer:
OK
Explanation:
Please give me brainliest and thank me
Answer:
well for me I think it's
Explanation:
true because that's one of it's properties
Select the correct word to complete the sentence.
_______connections tend to be more reliable, secure, and faster than______
connections.
______connections tend to be more convenient than_______
allowing users to be more mobile.
Answers
Answer:
Wired, Wireless, Wireless, Wired
Explanation:
Answer:
Wired connections tend to be more reliable, secure, and faster than wireless connections. While wireless connections tend to be more convenient, allowing users to be mobile. Many businesses and homes use a combination of wired and wireless.
Explanation:
Edge 2022
If a decrypted Enigma message indicated an upcoming German attack, how was it determined whether to use the information to defend against it or to just let it happen?
a) Whether it was a civilian target or a military target
b) Which general was in charge at the time the decision was made
c) Statistics
d) The day of the week
Answers
The decision to use the information from a decrypted Enigma message to defend against an upcoming German attack would depend on whether the target was a civilian or military one, as well as the strategic importance of the target. The decision would not be based on which general was in charge or the day of the week.
When a decrypted Enigma message indicated an upcoming German attack, the decision to use the information to defend against it or let it happen was typically determined by factors such as whether it was a civilian or military target (a), the strategic importance of the target, and the potential consequences of revealing that the Enigma code had been broken. The decision often involved high-ranking officials and military leaders, and while the specific general in charge (b) may have played a role, the overall context and implications of the situation were the main factors in the decision-making process.
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17. Describe bandwidth and give an example. (5pts)
Answers
Answer:
a range of frequencies within a given band, in particular that used for transmitting a signal.
Explanation:
you only have a serton amount of bandwidth on your phone
Are there any incremented values from one loop to the next?
What variables may be used to track each loop in the program?
Answers
Answer:
You can place any expression you'd like in the final expression of the for loop, but it is typically used to update the counter variable.
counter variable is used throughout those parts. That variable keeps track of the current repetition, and is typically named i . The initialization part initializes the counter variable to a starting value.
Explanation:
I need help please and thank you
Answers
Answer:
Explanation: For "BEST way to handle the situation," try Option 1, because it would possibly help them or make the Technical Support Representative do less work.
For "WORST way to handle the situation," Option 4 would be the best because you're basically just hanging up on the person.
which statement about macros is true? (1 point) macros cannot be used to examine table data. stand-alone macros display in the navigation pane. the macro designer is the only way to automate tasks in access. embedded macros display in the navigation pane
Answers
The statement that is true about macros is that the macro designer is the only way to automate tasks in Access. Macros are used in Access to automate repetitive tasks and can be created using the macro designer.
In Microsoft Access, stand-alone macros are independent objects that can be viewed and edited in the Navigation Pane. They help automate tasks, such as opening forms, running queries, and performing specific actions. It is important to note that the Macro Designer is not the only way to automate tasks in Access, as you can also use VBA (Visual Basic for Applications) code.
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Why should computers have a file structure? For organization For storing code To prevent viruses To keep back-ups of files
Answers
Answer: I believe the answer to your question is For organization I hope this helps!
How to fix error: error:0308010c:digital envelope routines::unsupported
Answers
Fix Take away any external gadgets, reinstall the drivers, To fix, use the Windows Update Troubleshooter. Delete any third-party software, Repair, the disk, and Deactivate network adapters.
What does a computer driver do?A driver is essentially a piece of software that enables communication between an operating system as well as a device.
What do psychologists mean by drivers?Drivers are signals from our parents that we integrate as dysfunctional problem-solving techniques when we are still young. In order to reestablish our equilibrium when we feel questioned about our fundamental OK-ness, we engage them. However, the consequence might have short-term or long-term negative effects.
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[9 points] explicit type checking (a: 2 points) consider the following lettuce program let f : num => (num => num) = function (x :num) function (y : num) x y in f(2)
Answers
Explicit type checking is a feature of programming languages where the programmer must explicitly declare the type of a variable or function. This can be done using annotations or other syntax to indicate the type of the variable or function.
In the given lettuce program, the variable "f" is declared with an explicit type. The type of "f" is "num => (num => num)", which means that "f" is a function that takes a number as input and returns another function that takes a number as input and returns a number.
The function "f" is defined using a lambda expression. The first argument of the lambda expression is "x", which is declared as a number. The second argument of the lambda expression is another function, which takes a number "y" as input and returns the product of "x" and "y".
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Which of the following sets of tools are typically used to illustrate that a normally distributed set of data will have almost all of its values within +/- three standard deviations of the mean? A Histogram and control chart B Control chart and run chart C Run chart and stem-and-leaf plot D Run chart and frequency distribution
Answers
A Histogram and control chart.
A histogram is a graphical representation of the distribution of data, and it can provide insight into the shape and spread of the data. A control chart is used to monitor a process over time and determine if it is within statistical control. By plotting the data points on a control chart, it becomes easier to observe any variations or deviations from the expected mean. Together, a histogram and control chart can visually demonstrate that a normally distributed set of data will have most of its values within +/- three standard deviations of the mean, as the control limits on the chart would typically be set at that range.
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sandra has houseplants sitting on her kitchen windowsill, where it receives a lot of sunlight . what will most likely be the plant's pattern of growth?
Answers
Answer:
A. The cells on the shaded side of the plant will grow longer, causing the opposite side of the plant to grow toward the window.
Explanation:
Answer:
the cells on the shaded side of the plant will grow longer, causing the opposite side of the plant to grow toward the window.
Explanation:
Because thats how plants work.
Shaun is giving a presentation on how to use a certain technique in oil painting. For his presentation, he wants to use a friend’s video that demonstrates the technique. Shaun comes to you for advice about whether he should include the video in his presentation.
Which statements about the video are true? Check all that apply.
The resource is from an expert.
The resource is current.
The resource clarifies a key point.
The resource is credible.
The resource is relevant.
Answers
Answer:
b,c,e
Explanation:
i got it right
Answer:
b, c, e
Explanation:
Im big brain
An android user recently cracked their screen and had it replaced. If they are in a dark room, the phone works fine. If the user enters a room with normal lights on, then the phone's display is dim and hard to read. What is most likely the problem?
Answers
There are two possibilities for the problem in the given scenario. The first and most probable cause of the problem is that the replaced screen was of low quality or did not meet the device's standards.
Therefore, the screen is not transmitting light properly and is producing dim or blurry images.The second possibility for the problem is that the light sensor of the phone might be affected by the screen replacement. The phone might be adjusting the brightness levels based on the low light environment in the dark room and not adjusting correctly in the normal light environment.
This can result in the phone being too bright or too dim, making it difficult to read the display.However, both of these possibilities can be avoided by purchasing a high-quality replacement screen or seeking professional assistance to fix the problem. In such cases, it is recommended to have an expert inspect the device for any faults and repair it accordingly.Moreover, one can also try to adjust the screen brightness levels manually to make the display more readable in the normal light environment.
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Which of the following individuals is most qualified to become a marketing
entrepreneur?
A. Scott has worked as a public relations manager for two years.
Although he is good at his job, his coworkers report that they do
not enjoy working with him.
B. Mark recently earned a bachelor's degree in marketing. He has
strong computer skills and has a passion for social media
marketing
C. Laura has worked as a market research analyst for 15 years. She
is able to quickly identify which marketing strategies will be most
beneficial to her company.
D. Claire has worked as a marketing manager for a decade. She has
strong leadership skills and is able to maintain confidence even
when things go wrong.
Answers
Answer:
d claire
Explanation:
Laura has worked as a market research analyst for 15 years. She is able to quickly identify which marketing strategies will be most beneficial to her company is a good entrepreneur. The correct option is C.
Who is an entrepreneur?An entrepreneur is a person who creates and manages a business venture while taking financial risks.
Option C - Laura, who has worked as a market research analyst for 15 years and is able to quickly identify which marketing strategies will be most beneficial to her company, appears to be the most qualified to become a marketing entrepreneur based on the information provided.
Her extensive market research experience and ability to identify effective marketing strategies would be beneficial in the launch and growth of a new marketing venture.
While the other candidates have relevant experience, they lack Laura's level of marketing strategy expertise.
Thus, the correct option is C.
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Consider each of the choices below and a program P to be run on computer system X. Independently implementing each of these may or may not decrease tcpu(user),X(P). Select all which are guaranteed to decrease the time to execute P in all cases.
-Modify the compiler so the static instruction count of P is decreased.
-Determine which functions of P are executed most frequently and handcode those functions in assembler so the code is more time efficient than that generated by the compiler.
-Modify the hardware to decrease the clock frequency.
-Modify the hardware to increase the clock period.
-Redesign the CPU to decrease the CPI of P.
-Redesign the CPU to increase the CPI of P.
-Modify the compiler so the static instruction count of P is increased.
Answers
There may be scenarios where increasing the instruction count could result in other optimizations or improvements, but this is not guaranteed to decrease the time to execute P in all cases.
The choices that are guaranteed to decrease the time to execute program P in all cases are:
- Modify the compiler so the static instruction count of P is decreased.
- Determine which functions of P are executed most frequently and handcode those functions in assembler so the code is more time efficient than that generated by the compiler.
Explanation:
1. Modifying the compiler to decrease the static instruction count of P can lead to a more efficient code generation process. By reducing the number of instructions, the program can be executed faster as fewer operations need to be performed.
2. Identifying the most frequently executed functions of P and handcoding them in assembler allows for optimization at a lower level. Assembler code can be fine-tuned and optimized specifically for those functions, resulting in improved time efficiency compared to the code generated by the compiler.
The other choices may or may not decrease the time to execute program P, depending on the specific circumstances and characteristics of the program and the computer system:
- Modifying the hardware to decrease the clock frequency: Decreasing the clock frequency may reduce the speed at which the program executes, resulting in increased execution time. However, it can also lead to reduced power consumption and heat generation, which may be beneficial in certain scenarios.
- Modifying the hardware to increase the clock period: Increasing the clock period may also slow down the execution of the program and potentially increase the execution time. However, similar to decreasing the clock frequency, it can have advantages in terms of power consumption and heat dissipation.
- Redesigning the CPU to decrease the CPI of P: Reducing the CPI (cycles per instruction) of the program can improve the execution time. However, the impact of this redesign depends on the specific characteristics of the program and the efficiency of the new CPU design.
- Redesigning the CPU to increase the CPI of P: Increasing the CPI can lead to longer execution times for the program. However, there may be specific cases where increasing CPI can result in improved overall performance due to other optimizations or trade-offs made in the CPU design.
- Modifying the compiler to increase the static instruction count of P: Increasing the static instruction count can potentially lead to longer execution times as more instructions need to be executed. However, there may be scenarios where increasing the instruction count could result in other optimizations or improvements, but this is not guaranteed to decrease the time to execute P in all cases.
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Select the correct answer. Frank works for an organization that wishes to install a software program on a single server with multiple users connected. Which of these computing services should Frank consider to make the software available to multiple users connected to the server? A. cloud computing B. mobile computing C. digital computing D. end-user computing
Answers
Answer:
A. cloud computing
Explanation:
Frank's organization wishes to install a program that can connect multiple users on a single server. They can achieve this through cloud computing. Cloud computing is a description of data centers which are available to many or multiple users all over the internet. Through cloud computing services, users can check their emails from any computer system. Also cloud services such as Dropbox, Google drive, are available for users to store files.
Which type of shape allows you to add text that can be moved around.
Answers
Answer:
Move a text box, WordArt, or shape forward or backward in a stack. Click the WordArt, shape, or text box that you want to move up or down in the stack. On the Drawing Tools Format tab, click either Bring Forward or Send Backward.
What distinguishes a truly agile organization versus other, more traditional (e.g., top-down) organizations? What do you believe would be the personal characteristics of a successful agile organization leader?
Answers
A truly agile organization stands out from more traditional, top-down organizations in several ways. Firstly, an agile organization values flexibility and adaptability, constantly seeking to improve and adjust its strategies and processes based on changing circumstances.
Additionally, agile organizations prioritize collaboration and empowerment. Instead of relying on top-down decision-making, they encourage team members at all levels to contribute their ideas and expertise, fostering a sense of ownership and accountability. Agile organizations also emphasize rapid feedback loops, promoting continuous learning and improvement.
Now, let's talk about the personal characteristics of a successful agile organization leader. Firstly, such a leader needs to be open-minded and receptive to new ideas. They should value diversity and actively seek input from team members, embracing different perspectives and promoting inclusivity.
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Match the title of the work of fiction to the description given.
Answers
Answer:
Explanation:
Let's get the ones that there is no dispute.
Love and the Stars Romance
The Invisible Man Science Fiction
Treasure Island An Adventure
Call of the Wild An encounter with Nature
Reluctant Dragon Childhood story.
Here's the problem.
Most ten year olds are children. They likely would like both Call of the Wild and the Reluctant Dragon as well as Treasure Island.
The Reluctant Dragon could be called science fiction.
Answer:
your welcomeee
Explanation:
How does a cell phone change the
incoming signals from a caller into sound that
you can hear
Answers
Answer:
they send electrical signals to the buzzer. The buzzer changes those electrical signals into sound. You hear the buzzer sound and know that someone is calling you.
Explanation:
Answer: Cell phone or any electric device you can say changes the electric signal to radio waves at transmitting end which is converted back to electric signal and perceived as sound waves at receiving end
Explanation:
Games only recently became a part of human life—in about 1100 CE.
A.
True
B.
False
Answers
Answer:
B. False
Explanation:
Games have been around for a long time. The earliest games were played in ancient Egypt.
What security trade-offs or options should an administrator consider when confronted with a potentially extraneous service, such as FTP or SMTP, running on a web server? *
Answers
FTP or File Transfer Protocol was never designed to be hack-safe. Files exchanged using FTP are not encrypted. Hence, this service is susceptible to various kinds of security risks such as spoofing, sniffing, etc.
What tradeoff must the Administrator consider when using FTP?Although the FTP is insecure, it is a very fast way of transferring files.
When the connection is lost during file transfer, it is possible to resume such a transfer.
It also allows for queuing, scheduling, uploading, and downloading of files.
The full meaning of SMTP is Simple Email Transfer Protocol.
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3.4 on Edhesive and I can’t figure this question out on the quiz
Answers
Answer:
The answer is: ONE
Explanation:
I got a 100 but make sure that when you put ONE it is in caps
Discovering soft drinks and ice are commonly purchased together is which of the following types of data mining analysis? Question 2 options: Marketing basket analysis Direct marketing Trend analysis Interactive marketing
Answers
Answer:
Marketing basket analysis
Explanation:
Basket analysis involves analyzing large data sets, such as purchase history, to reveal product groupings, as well as products that are likely to be purchased together.
Choose one scene or object to photograph. Take and submit at least three photographs of this scene at three different times of day. Be sure to note the times of day that you choose. Write a brief response about how the light changed in the photograph.
Take and submit photographs of someone using frontlighting, backlighting, and sidelighting. You can use the sun or other lighting.
Practice taking photographs on a cloudy or rainy day. Turn in three of your favorites from that practice.
Take some portrait photographs using a reflector. (Remember that white paper, poster board, sheets, or a wall can all act a reflector.) Practice moving the subject in different positions relative to the reflector. Turn in three of your favorite photographs.
Practice taking photographs in different lighting conditions (indoors and outdoors, different times of day, different weather, and so on) to help you better understand the impact of light on your photographs. Turn in three of your favorite photographs from your practice sessions.
Answers
Answer:
i dont get what you mean
Explanation:
software-based virtual private networks (vpns) are typically more scalable than hardware vpns.T or F
Answers
True.
Software-based virtual private networks (VPNs) are typically more scalable than hardware VPNs. This is because software VPNs can be easily installed and configured on a larger number of devices, and can be easily scaled up or down as needed. Additionally, software VPNs can be used on a wider range of operating systems and devices, making them more versatile and flexible than hardware VPNs.
Software VPNs are simple to set up and install on a variety of devices: Software VPNs can be set up on any device that can run the required software, as opposed to hardware VPNs, which need to be installed on physical devices.
As a result, software VPNs are more scalable because they can be set up on more devices.
Software VPNs provide for simple scaling up and down based on demand: Software VPNs may be readily scaled up or down to meet demand as the number of devices requesting VPN connection rises or falls.
A wider variety of devices and operating systems support software VPNs: Because they may be used with a larger variety of operating systems and devices, software VPNs are often more adaptable and flexible than hardware VPNs.
Hardware VPNs may need more substantial configuration adjustments or extra actual hardware to handle rising demand: Scaling up a hardware VPN might be more expensive and time-consuming than scaling up a software VPN since it may be necessary to add more physical devices or make more significant configuration adjustments to handle rising demand.
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Design an application for the Sublime Sandwich Shop. The user makes sandwich order choices from list boxes, and the application displays the price. The user can choose from three main sandwich ingredients: chicken at $6. 99, beef at $7. 99, tuna at $8. 99. The user also can choose from three different bread types: white, rye, whole wheat at no change in cost
Answers
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class JSandwich extends JFrame implements ItemListener {
FlowLayout flow = new FlowLayout();
JLabel companyName = new JLabel("Sublime Sandwich");
JComboBox<String> mainBox = new JComboBox<String>();
JLabel mainList = new JLabel("Main ingredient");
JComboBox<String> breadBox = new JComboBox<String>();
JLabel breadList = new JLabel("Breads");
JTextField totPrice = new JTextField(10);
int mainNum, breadNum;
double[] mainPrices = {6.99, 7.99, 8.99};
double sumPrice = mainPrices[0];
double breadPrice = 0;
double mainPrice = mainPrices[0];
double[] breadPrices = {0, 0, 0};
String output;
public JSandwich() {
// code here
}
public static void main(String[] arguments) {
JSandwich sandframe = new JSandwich();
sandframe.setSize(240, 200);
sandframe.setVisible(true);
}
public void itemStateChanged(ItemEvent list) {
//
}
}
Part A
What is heuristic knowledge that you use during everyday life? Is this heuristic knowledge always correct?
Answers
Answer: For part A
Explanation: Heuristics are methods or strategies which often lead to problem solution but are not guaranteed to succeed. They can be distinguished from algorithms, which are methods or procedures that will always produce a solution sooner or later. An algorithm is a step-by-step procedure that can be reliably used to solve a specific problem.
a) Artificial Intelligence is a way of making a computer, a computer-controlled
robot, or a software think intelligently, in the similar manner the intelligent
humans think. Explain THREE (3) AI perspectives.
b) Compare the Programming without AI and with AI
c) AI has been dominant in various fields. Classify the application of AI.
Answers
The option that is not a good way to define AI is: "ai is all about machines replacing human intelligence." The correct option is C.
Artificial intelligence (AI) is the science and engineering of creating intelligent machines, particularly intelligent computer programs. AI refers to intelligent agents that can learn from their environment and make decisions that will optimize their chances of achieving a particular goal. AI is not solely replacing human intelligence.
Rather, it is about augmenting human capabilities and making tasks more efficient and effective.Basically, AI is the application of computing to solve problems in an intelligent way using algorithms, and it is designed to augment intelligence and extend human capabilities, not replace them.
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