electronic age,what format/equipment people use to communicate with each other?​

Answers

Answer 1

Answer:

They share or broadcast information by making a letter or information in a papyrus material. in industrial age they use Telegraph or typewriter to communicate each other.

Answer 2

In electronic age, people use electronic medium for communication, like emails and messegers.


Related Questions

What is the third rule to normalize a database?

All primary keys must be based on filtered values.
All fields in the table must be included in the primary key.
Each primary key must be based on multiple fields in the table.
Each nonkey field must relate to the entire single-field primary key.

Answer is 4
Each nonkey field must relate to the entire single-field primary key

Answers

Answer:

4th option as u told

oook

You are a high school student learning about computers and how to build them. As a class project, you have built a new computer. You power on your computer and begin to configure the system. After a short while, you notice smoke coming from the PC, and shortly after that, the computer stops working. After removing the computer case, you see that the CPU and surrounding areas are burnt and very hot. You realize that the costly mistake you made was not using a heat sink. When rebuilding your computer, which cooling systems would MOST efficiently remove heat from the CPU?

Answers

Answer:

You can use thermal paste, active heat sink, liquid pipes, and even a fan. These are just some that I've heard.

Explanation:

All of these are cooling and will stop the Central Processing Unit from overheating.

Hope this helps :)

When rebuilding your computer, the cooling systems which would most efficiently remove heat from the Central processing unit (CPU) are: cooling fan and thermal compounds.

A computer refers to an intelligent electronic device that is designed and developed to receive raw data as an input and then processes these data into an information (output) that is usable by an end user.

Basically, the main part of a computer are broadly divided into the following;

Input devices (peripherals). Output devices (peripherals). Motherboard. Memory and storage device.Central processing unit (CPU).

A cooling device can be defined as a device that is designed and developed to efficiently remove or dissipate heat from the inside of a computer. The cooing system used in a computer are grouped into two

(2) main categories and these are:

I. Active cooling device: an example is a cooling fan.

II. Passive cooling device: an example is a heat sink.

In conclusion, the cooling systems which would most efficiently remove heat from the Central processing unit (CPU) are cooling fan and thermal compounds.

Read more: https://brainly.com/question/10983152

Write a Java program that creates a two-dimensional array of type integer of size x by y (x and y must be entered by the user). The program must fill the array with random numbers from 1 to 9. Then, the program must print the original array and the elements that are in even columns of the array.

Answers

Answer:

The java program is as follows:

import java.util.*;

public class Main{

public static void main(String[] args) {

 Scanner input = new Scanner(System.in);

 Random r = new Random();

 int x, y;

 x = input.nextInt();  

 y = input.nextInt();

 int[][] Array2D = new int[x][y];

 for(int i = 0; i < x ; i++){

     for(int j = 0; j < y; j++){          Array2D[i][j] = r.nextInt(9) + 1;      }

 }

 for(int i = 0; i < x ; i++){

     for(int j = 0; j < y; j++){          System.out.print(Array2D[i][j]+" ");      }

     System.out.println();

 }

 

 for(int i = 0; i < x ; i++){

     for(int j = 1; j < y; j+=2){          System.out.print(Array2D[i][j]+" ");      }

     System.out.println();

 }

}

}

Explanation:

This creates a random object

 Random r = new Random();

This declares x and y as integers

 int x, y;

This gets input for x

 x = input.nextInt();  

This gets input for y

 y = input.nextInt();

This declares the 2D array

 int[][] Array2D = new int[x][y];

The following iteration populates the array with integers 1 to 9

 for(int i = 0; i < x ; i++){

     for(int j = 0; j < y; j++){          Array2D[i][j] = r.nextInt(9) + 1;      }

 }

The following iteration prints all elements of the array

 for(int i = 0; i < x ; i++){

     for(int j = 0; j < y; j++){          System.out.print(Array2D[i][j]+" ");      }

     System.out.println();

 }

The following iteration prints all elements on the even column

 for(int i = 0; i < x ; i++){

     for(int j = 1; j < y; j+=2){          System.out.print(Array2D[i][j]+" ");      }

     System.out.println();

 }

Christina has been asked by the firewall administration group to identify secure network protocols that can be used to prevent network analyzers from being able to read data in flight. What are considered as secure network protocols?

Answers

Answer:

SSH, HTTPS and SMTP

Explanation:

Data theft can be defined as a cyber attack which typically involves an unauthorized access to a user's data with the sole intention to use for fraudulent purposes or illegal operations. There are several methods used by cyber criminals or hackers to obtain user data and these includes DDOS attack, SQL injection, man in the middle, phishing, etc.

Encryption is a form of cryptography and typically involves the process of converting or encoding informations in plaintext into a code, known as a ciphertext. Once, an information or data has been encrypted it can only be accessed and deciphered by an authorized user.

Some examples of encryption algorithms are 3DES, AES, RC4, RC5, and RSA.

Hence, SSH, HTTPS and SMTP are considered as secure network protocols.

HTTPS is acronym for Hypertext Transfer Protocol Secure while SSL is acronym for Secure Sockets Layer (SSL).

SMTP is an acronym for Simple Mail Transfer Protocol and it uses the standard port number of 25 to provide clients with requested services.

write a program to update the rate by increasing 20% from sequential data file "items.dat" that store item name.rate and quantity​

Answers

Answer:

your answer is in the pic

(◔‿◔)

。◕‿◕。

what is the difference of expository and reflexive documentary

Answers

The reflexive documentary mode focuses on the relationship between the filmmaker and the audience. While expository documentaries set up a specific point of view or argument about a subject and a narrator often speaks directly to the viewer.

What are the consequences of writing selection structures to include an unnecessary nested selection structure ?​

Answers

Answer: less efficient code

Explanation:

When a programmer studies the specifications of a problem, then the programmer can then decide if the solution to the problem will require a nested selection structure or not.

One consequences of writing selection structures to include an unnecessary nested selection structure is that it produces a less efficient code.

Ten examples of a compiler

Answers

Answer:

Compilers for AdaCompilers for ALGOL 60Compilers ALGOL 60 ALGOL 68ALGOL 60 ALGOL 68 Assemblers Compilers (Intel *86) Assembly.ALGOL 60 ALGOL 68 assemblers (Intel *86) assemblers (Motorola 68*) Assemblers.Compilers for ALGOL 60 Compilers for ALGOL 68 Assemblies (Motorola 68*) Assemblies (Intel *86) (Zilog Z80)Compilers ALGOL 60 Compilers for ALGOL 68 Intel *86 Assemblers Mounting machines (Motorola 68*) (Zilog Z80) Assemblers Assemblers (other)Compilers for ALGOL 60 Compilers for ALGOL 68 Assembled assemblers (Intel *86) (Motorola 68*) (Zilog Z80) Assemblers Assemblers (other) Compilers BASICCompilers for ALGOL 60 Compilers for ALGOL 68 Intel *86 Assembly Machines Motorola 68* Assemblers.  Assemblies (Zilog Z80) Assemblers Assemblers (other) Compilers of BASIC Interpreters from the Basic.ALGOL 60 compilers ALGOL 68 Intel Compilers *86 Motorola 68* Assemblers Assembly Machines. Meetings of the assembly members (Zilog Z80) (other) BASIC Interpreter compilers from the fundamental

Explanation:

Compiler – The compiler is the language processor, which reads the whole of your source software, and translates it into an equivalent program in the machine language.

Ex: C, C++, C#, Java.

When free of errors, the source code of a compiler is successfully transposed into the object code. At the end of the build, when the source code has errors, the compiler indicates the errors. Before the compiler can successfully recompile source code, errors must be removed.

The compound known as butylated hydroxytoluene, abbreviated as BHT, contains carbon, hydrogen, and oxygen. A 1.501 g sample of BHT was combusted in an oxygen rich environment to produce 4.497 g of CO2(g) and 1.473 g of H2O(g). Insert subscripts below to appropriately display the empirical formula of BHT.

Answers

Answer:

C15H24O

Explanation:

n(C) = 4.497 g/44g/mol = 0.1022

Mass of C = 0.1022 × 12 = 1.226 g

n(H) = 1.473g/18 g/mol = 0.0823 ×2 moles = 0.165 moles

Mass of H = 0.0823 × 2 ×1 = 0.165g

Mass of O= 1.501 -(1.226 + 0.165)

Mass of O= 0.11 g

Number of moles of O = 0.11g/16g/mol = 0.0069 moles

Dividing through by the lowest ratio;

0.1022/0.0069, 0.165/0.0069, 0.0069/0.0069

15, 24, 1

Hence the formula is;

C15H24O

Answer

The formula is C1SH240

The following pseudocode describes how a widget company computes the price of an order from the total price and the number of the widgets that were ordered. Read the number of widgets. Multiple the number of widgets by the price per widget of 9.99. Compute the tax (5.5 percent of the total price). Compute the shipping charge (.40 per widget). The price of the order is the sum of the total widget price, the tax, and the shipping charge. Print the price of the order

Answers

Answer:

The program in Python is as follows:

widget = int(input("Widgets: "))

price = widget * 9.9

tax = price * 0.55

ship = price * 0.40

totalprice = price + tax + ship

print("Total Price: $",totalprice)

Explanation:

The question is incomplete, as what is required is not stated.

However, I will write convert the pseudocode to a programming language (in Python)

Get the number of widgets

widget = int(input("Widgets: "))

Calculate price

price = widget * 9.9

Calculate the tax

tax = price * 0.55

Calculate the shipping price

ship = price * 0.40

Calculate the total price

totalprice = price + tax + ship

Print the calculated total price

print("Total Price: $",totalprice)

BADM-Provide a reflection of at least 500 words (or 2 pages double spaced) of how the knowledge, skills, or theories of this course have been applied, or could be applied, in a practical manner to your current work environment. If you are not currently working, share times when you have or could observe these theories and knowledge could be applied to an employment opportunity in your field of study.

Required:
Provide a 500 word (or 2 pages double spaced) minimum reflection.

Answers

Answer:

WooW We Have To All This Which Class can you Please tell

A. Describe four types of information that you can enter into a worksheet cell when using a spreadsheet package, giving specific examples.​

Answers

Answer:

The first step of learning about spreadsheets is understanding the terminology you will encounter as you work through this lesson. The glossary below lists terms that are specific to spreadsheet applications. Terminology that we learned when we looked at wordprocessing (such as copy, paste, clipboard, etc.) also apply to spreadsheet applications.


[tex](a + b) {2}[/tex]

Answers

Answer:

ab2

Explanation:

What does Falstaff do to protect himself in battle? ​

Answers

bark bark bark bark bark bark bark bark bark bark bark bark bark bark bark bark bark bark bark bark bark bark bark

QUESTION 4 PRACTICAL EXERSIZE
create a list of the types of computers and write a key characteristic down for each of them. For example LAPTOP- portable computer. ​

Answers

Answer:

Mainframe, Super Computer, Workstation, Personal Computer, Laptop computer and Tablet and Smartphone.

Explanation:

Mainframe Computer is high capacity and costly computer.

Super Computer is the fastest among all computer and also very expensive.  

Workstation is a high-performance computer system that has advanced graphics capabilities, having large storage capacity and a powerful CPU.

Personal Computer is a computer whose size, capabilities, and price make it feasible for individual use.  

Laptop computer is a type of computer which is portable, having high storage and very high speed.

Tablet and Smartphone is a type of computer which is also portable and can be kept in pocket.

what is a network computer that processes requests from a client server​

Answers

Answer:

computer processing unit

computer processing unit is a network computer that processes requests from a client server​.

What is a computer processing unit?

The main element and "control center" of a computer is the Central Processing Unit (CPU). The CPU, sometimes known as the "central" or "main" processor, is a sophisticated collection of electronic circuitry that manages the device's software and operating system.

A central processing unit, sometimes known as a CPU, is a piece of electronic equipment that executes commands from software, enabling a computer or other device to carry out its functions.

Computers use a brain to process information, much like people do. The brain is the central processing unit for a computer (CPU). The CPU is the component that carries out all of the computer's instructions. It connects with all the other hardware parts of the computer while being on the motherboard.

Thus, computer processing unit.

For more information about computer processing unit, click here:

https://brainly.com/question/29775379

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what is your biggest takeaway on that subject?​

Answers

Hi. You have not informed the subject to which this question refers, which makes it impossible for your question to be answered. However, I will try to help you as best I can.

The only way to answer this question is to evaluate the media where the subject in question is being presented. Thus, you must understand this subject, whether reading a text about it or watching a video about it, the important thing is that you understand it and absorb all the teachings it is capable of transmitting.

In this case, you need to evaluate all these teachings which was the most important for you and which represented a very important lesson in your life. This lesson will be the biggest takeaway you've achieved with this subject.

Reverse Word Order: Write a program that reverses the order of the words in a given sentence. This program requires reversing the order of the words wherein the first and last words are swapped, followed by swapping the second word with the second to last word, followed by swapping the third word and the third to last words, and so on.

Answers

Answer:

function reverseArray(arr) {

   if (arr.length > 1) {

      arr = [arr[arr.length-1], ...reverseArray(arr.slice(1, -1)), arr[0]]

   }

   return arr;

}

function reverseSentence(sentence) {

   let words = reverseArray( sentence.split(" ") );

   return words.join(" ");

}

console.log( reverseSentence("The quick brown fox jumps over the lazy dog's back") );

console.log( reverseSentence("one two three") );

console.log( reverseSentence("one two") );

console.log( reverseSentence("Single") );

Explanation:

This is a solution in javascript leveraging several powerful constructs in that language, such as the spread operator.

Which of the following CALL instructions writes the contents of EAX to standard output as a signed decimal integer?
a. call WriteInteger
b. call WriteDec
c. call WriteHex
d. call WriteInt

Answers

Answer:

d. call WriteInt

Explanation:

Required

Instruction to write to decimal integer

Of the 4 instructions, the call WriteInt instruction is used write to a decimal integer.

This is so, because the WriteInt instruction writes a signed decimal integer to standard output.

This implies that the output will have a sign (positive or negative) and the output will start from a digit other than 0 (i.e. no leading zero)

An infographic displays the relative frequencies of the 100 most common emojis used in text messaging for each of the last 12 months. Which of the following conclusions cannot be drawn from such a representation of emoji usage?
a. You can determine the growth or decline in popularity of a particular emoji.
b. You can determine what percentage of text messages contains a particular emoji.
c. You can determine how long the most popular emoji has held the #1 position.
d. You can determine the average age of emoji users based on emoji use.

Answers

Answer:

d. you can determine the average age of emoji users based on emoji use.

Explanation:

The infographic displays 100 most common emoji used in text messaging. This information can be used to determine percentages of text message which contains particular emoji. This details can not determine the age of emoji user based in emoji use.

The number of host addresses are available on the network 172.16.128.0 with a subnet mask of 255.255.252.0. Show the calculations.​

Answers

Answer:

adress: 10101100.00010000.1 0000000.00000000

netmask: 11111111.11111111.1 0000000.00000000

Network:   172.16.128.0/17       10101100.00010000.1 0000000.00000000 (Class B)

Explanation:

ex: 10 -> 00001010

200 ->11001000

Given the value x=false ,y=5 and z=1 what will be the value of F=(4%2)+2*Y +6/2 +(z&&x)?

Answers

Answer:

F = 13

Explanation:

Given:

x = false

y = 5

z = 1

F = (4%2)+2*Y +6/2 +(z&&x)

We solve this arithmetic using the order of precedence:

i. Solve the brackets first

=> (4 % 2)

This means 4 modulus 2. This is the result of the remainder when 4 is divided by 2. Since there is no remainder when 4 is divided by 2, then

4 % 2 = 0

=> (z && x)

This means (1 && false). This is the result of using the AND operator. Remember that && means AND operator. This will return false (or 0) if one or both operands are false. It will return true (or 1) if both operands are true.

In this case since the right operand is a false, the result will be 0. i.e

(z && x) = (1 && false) = 0

ii. Solve either the multiplication or division next whichever one comes first.

=> 2 * y

This means the product of 2 and y ( = 5). This will give;

2 * y = 2 * 5 = 10

=> 6 / 2

This means the quotient of 6 and 2. This will give;

6 / 2 = 3

iii. Now solve the addition by first substituting the values calculated earlier back into F.

F = (4%2)+2*Y +6/2 +(z&&x)

F = 0 + 10 + 3 + 0

F = 13

Therefore, the value of F is 13

2. Used to drive in or remove screws that fasten electrical wires or other electrical accessories. A. Pliers C. Screwdrivers B. Mechanical D. Multi-tester VOM​

Answers

Answer:

the correct answer is C. screwdriver

difference between cyberbullying ,cyber wellness and cyber safety​

Answers

cyber bullying is the use of electronic communication to bully a person, typically by sending messages of an intimidating or threatening nature.

cyber wellness is refers to the positive well-being of Internet users. It involves an understanding of online behaviour and awareness of how to protect oneself in cyberspace.

cybersafety is being secure online

A database has two tables Rand S with 100 tuples each. Exactly two transactions, 11 and T2, execute concurrently on the database. T1 inserts a tuple in R and after some time decides to abort. T2 computes the difference: SELECT count(*) from R - SELECT count(*) from s and inserts as many tuples in S. After the transactions complete, R has 100 tuples and S has 101 tuples. Which of the following is possible?
a. The transactions executed in the REPEATABLE READ isolation level.
b. The transactions executed in the READ UNCOMMITTED isolation level.
C. The transactions executed in the READ COMMITTED isolation level.
d. This outcome is not possible in any of these isolation levels.

Answers

Answer:

a. The transaction executed in the REPEATABLE READ isolation level.

Explanation:

Database management system are used by businesses to organize and handle large data. There are 3 types of DBMS :

1- Hierarchical Database management system

2- Network Database management system

3- Object oriented Database management system.

Can Algorithms Be Used Again?

Answers

Answer:

Explanation:Algorithms are aimed at optimizing everything. They can save lives, make things easier and conquer chaos. Still, experts worry they can also put too much control in the hands of corporations and governments, perpetuate bias, create filter bubbles, cut choices, creativity and serendipity, and could result in greater unemploymen

Answer: The algorithm must have an infinite number of steps because there are an infinite number of integers greater than one. It will run forever trying to count to infinity. Every algorithm must reach some operation that tells it to stop.

In the U.S. fuel efficiency of cars is specified in miles per gallon (mpg). In Europe it is often expressed in liters per 100 km. Write a MATLAB user- defined function that converts fuel efficiency from mpg to liters per 100 km. For the function name and arguments, use Lkm-mpgToLpkm (mpg). The input argument mpg is the efficiency in mi/gl, and the output argument Lkm is the efficiency in liters per 100 km (rounded to the nearest hundredth). Use the function in the Command Window to:________.
(a) Determine the fuel eficiency in liters per 100 km of a car whose fuel effi- ciency is 21 mi/gal.
(b) Determine the fuel efficiency in liters per 100 km of a car whose fuel effi- ciency is 36 mi/gal.

Answers

Answer and Explanation:

Using MATLAB code:

Function Lkm = Lkm-mpgToLpkm (mpg)

Lkm= mpg*1.60934/3.78541;

Lkm= Lkm^(-1);

Lkm= Lkm*100;

%the code above defines a function Lkm and takes argument/input to its parameter mpg(miles per gallon) and then returns/output Lkm which is the litres per kilometers conversion from miles per gallon input.

end

To call the function written above with argument 30 mpg, we write:

Lkm= Lkm-mpgToLpkm (30)

Which report views shows how the report will look in print and enable you to make modifications to the print settings?

Answers

Answer:

Print preview

Explanation:

In Microsoft access the report view that will show you an accurate picture of what your print out will look like before it is printed is : Print preview

Microsoft access is a relational database that allows the usage and storage of information in and organization

write the sql code to generate the total hours worked and the total charges made by all employees . the results are shown in fig.P7.8

Answers

Answer:

Select SUM(HOURS), SUM(CHARGES) from employees

Explanation:

The table structure is not given. So, I will assume that the table name is "employees", the columns to retrieve are "hours" and "charges"

Having said that, the function to retrieve the total of column is the sum() function.

So, the query is as follows:

Select ----> This means that the query is to retrieve from the table

SUM(HOURS), SUM(CHARGES) --- This represent the records to retrieve

from employees ---- This represents the table to retrieve from.

What are 6 Steps in opening the print dialogue box in PowerPoint presentation​?

Answers

Answer:

Find the steps below.

Explanation:

The print dialogue box is the box that contains all the options to be selected before a hard copy of the power point presentation is obtained. The steps in opening it include;

1. Click on File to select the document to be printed

2. Click the Print icon

3. When the option Printer is displayed, choose the desired printer

4. Select Settings and choose the number of slides to print, the layout of the print-out, the color, and if the slides will be collated or not.

5. Select the number of copies to be printed

6. Click Print or Ok

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the right of man was a book written by thomas paine during whatA)the American revolution B)the French Revolution C) his time in French jail Pls answer.. Can someone help me?It's urgent and thank you! in the cat in the rain ,by ernest hemmingway why does the husband's offer to go down get the kitty seen insincere? What is the area please Please help me guyssssssssssssssss Read the passage from a speech by President Barack Obama.Good afternoon. Mr. Secretary General; Your Excellencies, we are here because, right now, in crowded camps and cities around the world, there are familiesfrom Darfur in Chad, Palestinians in Lebanon, Afghans in Pakistan, Colombians in Ecuadorwhove endured yearsin some cases, decadesas refugees, surviving on rations and aid, and who dream of someday, somehow, having a home of their own.Were here because, right now, there are young girls . . . like my daughters . . . who are just as precious and just as giftedlike the 16-year-old refugee from Myanmar that I met in Malaysiawhove suffered unspeakable abuse . . . girls who pray at night that someone might rescue them from their torment.What evidence does President Obama use to support the claim that the child-refugee problem needs to be addressed and fixed? Select two options.Obama uses empirical evidence, since he names the specific countries where refugees live.Obama uses empirical evidence, since he uses a verifiable source in the refugee from Myanmar.Obama uses anecdotal evidence, when he compares the young refugees to his own gifted daughters.Obama uses logical evidence, since it is common sense that most young girls are gifted.Obama uses anecdotal evidence, when he shares stories about his visits to war-torn countries.Obama uses anecdotal evidence, when he shares a personal experience he has had with a refugee Cho mt bc hai z=\sqrt(x^(2)+y^(2)) . y l mt g? Which of the following is the equation of a line that passes though the points (2,5) and (4,3) PLZ HURRY!!What must writers do when using language taken directly from an outside source? Select three choices.include all footnotes from the original textuse quotation marks around the authors words cite the source after the direct quotation is usedinclude illustrations or graphics from the original text explain how the quotation supports their point Which of the following uses set builder notation to denote the set of all (real) multiplicative inverses?Answer Choices In Picture A group of friends wants to go to the amusement park. They have no more than $230 to spend on parking and admission. Parking is $8, and tickets cost $27.75 per person, including tax. Write and solve an inequality that can be used to determine xx, the number of people who can go to the amusement park. You have recently been called to troubleshoot network connectivity problems at a user's workstation. You have found that the network cable runs across high-traffic areas on the floor, causing the cable to wear through and break. You have replaced the cable with a plenum-rated and shielded twisted pair cable. You would like to minimize the problem and prevent it from happening again.Which of the following will BEST protect the cable from further damage?A. Encase the cable in a protective shield and secure the cable to prevent it from slipping.B. Periodically check the cable for kinks and wear. Replace the cable when necessary.C. Run the cable through the ceiling area instead of across the floor.D. Run the cable under the carpet. The following events occurred last year at Dorder Corporation: Purchase of plant and equipment $ 45,000 Sale of long-term investment $ 24,000 Dividends received on long-term investments $ 9,000 Paid off bonds payable $ 12,000 Depreciation expense $ 32,000 Based on the above information, the net cash provided by (used in) investing activities for the year on the statement of cash flows would be: Multiple Choice $(32,000) $(69,000) $(12,000) $(21,000) I. Classify the placement of the adverbs of manner in each sentence. Choose your answer in the box and write it on the blank given in each number.Choices:adverbs of manner placed before the main verb adverbs of manner placed after the object adverbs of manner placed before the preposition adverbs of manner placed before both the verb and object adverbs of manner placed at the beginning of a sentenceQuestions:1. Lito creatively done his project in all his subjects.2. She honestly speaks with her classmates her concern about their group work.3. Eventually, she already understands the meaning of love.4. The boy bravely faced his strict father.5. My mother requested me to climb the tree carefully. Select the correct answerWhich of the following forensic scientists identifies human remains by comparing dental patterns with existing dental records?A forensic anthropologistOB forensic odonatologistOC forensic entomologistD.forensic toxicologistResetNext Drink water at least every __minutes while exercising in hotweather. A picture frame (see figure) has a total perimeter of 3 feet. The width of the frame is 0.64 times its length. Find the dimensions of the frame. (Round your answers to two decimal places.) It was ....... nice day that I layin the garden all day, allafternoon. Which of the statements below is FALSE? A. A problem with using the dividend growth model is that it appears to underestimate the expected return for some stocks B. A problem with using the dividend growth model is that it produces a negative expected return whenever a firm cuts its dividends. C. A problem with using the dividend growth model is that it appears to underestimate the expected return for all stocks. D. The dividend model requires that a firm have a cash dividend history and that the dividend history shows a constant dividend or a positive growth in dividends.