computer help!!
3,718 results, page 23

statistics
A university has 1000 computers available for students to use. Each computer has a 250 gigabyte hard drive. The university wants to estimate the space occupied on the hard drives. A random sample of 100 computers showed a mean of 115 gigabytes used with a standard deviation of... 
intro to computers
which of the selections below is not a benefit of imaging the computers on your network. a. it saves time of having to install the required computer applications. b.it saves the time of having to install the desired operating system c.there are fewer licensing fees because the... 
Computer Viruses
A virus that infects an application program is known as a _________. a) boot sector virus b) macro virus c) Trojan horse d) file virus From what I understand, both macro viruses and file viruses affect application programs such as Word and Excel. So which is the right answer? 
computer programming
Write a program that simulates the dial of a phone number. The program will input a phone number and the program will acknowledge the call by either writing an error message or the 8 digit phone number to the console window. The phone number may have either digits, letters, or... 
MATH
The first month's dues will be used to rent a film about computerrelated careers, to purchase a reference book, and to buy refreshments for the next meeting. If 1/2 of the money is spent on her film, 1/4 of the remainder is used for refreshments, and $7.50 is spent on the ... 
statistics
the monthly sales at a computer store have mean of $25,000 and a standard deviation of $4,000. profits are calculated by multiplying sales ny 30% and subtracting fixed cost of $60,000. find the mean and standard deviation of monthly profit 
math
a computer store sold a total of 300 items last month. the store sold six times as amny hard drives as they did CDROM drives, andhalf as many floppy drives as hard drives. based on this information, how many of each items were sold 
mathcomputer
Please help me do this question!!!!! (C): 116.98GB Assuming a disk should never get more than 85% full, and assuming you were generating 200MB of new data per week, at what point would you need to add another hard disk to this PC? How long until you have to add more storage ... 
statistics
à manufacturer of computers designed to aid social scientists in analyzing research data clams that his computers are opérational for at least 80 percent of the time. during the course of the year one computer was operational for 270 days. test, 1 percent confidence level, ... 
Computer science
What is the count for the instruction CountMe as a function of n for the fragment below? Line 1: j = 1 Line 2: while (j<= n/2) { Line 3: i = 1 Line 4: while (i<=j) { Line 5: CountMe Line 6: i++ Line 7: } Line 8: j++ Line 9: } 
business
Computer World inc. paid out $22.5 million in total common dividends and reported $278.9 million of retained earnings at yearend. The prior year's retained earnings were $212.3 million. What was the net income? Assume that all dividends declared actually paid. 
grade 6 math
Clayton and Olivia played a computer game. Olivia's final score was 2 306 421 and Clayton's was 2 302 972. Show these numbers on a number line. Whose score was greater? I know which score is greater but I am having trouble figuring out the number line and what to go by. Thanks 
stastistics
Historically, 5 percent of a mailorder firm’s repeat chargeaccount customers have an incorrect current address in the firm’s computer database. (a) What is the probability that none of the next 12 repeat customers who call will have an incorrect address? (b) One customer... 
math
f (x)= {$50 if 0< x <60} {_4_ 3 X  30 if x >60} What is the cost if the repair man works for 45 minutes? What is the cost if the repair man works for 105 minutes? What is the computer repair man’s rate policy? Explain in real terms... 
Math
f (x)= {$50 if 0< x <60} {_4_ 3 X  30 if x >60} What is the cost if the repair man works for 45 minutes? What is the cost if the repair man works for 105 minutes? What is the computer repair man’s rate policy? Explain in real terms 
computer science
ƒnDefine a new class Coordinator that represent a faculty member who works a certain number of hours each month. In this case, the salary is computed by multiplying the working hours by the hourly payment rate. „ÏƒnCreate a new object of class Coordinator and add it to ... 
Algebra 1
The size of a computer monitor is given by the length of the diagonal of the screen.The ratio of the height to the width of wide screen monitors is 9:16. Find the expressions for the width and height of a wide screen monitor in terms of the lengthy of its diagonal. 
Technology
23. ? List two examples of tools used in each of these major areas of processing: material, energy, and information processing. Ok, this wasn't so hard: 23. There are a few tools that are used in each of the three major types of processing: material, energy, and information ... 
science computer
The program will accept the final marks of a group of students in a class. The lecturer can choose '1' to finds the highest and lowest marks in the class. The lecturer choose '2' to find the average marks of that class. If user enter other number, message "wrong choice" will ... 
Chemical
How i make a graphic about Pressure v/s 1/Volume? Make a table with two colums. Column 1 contains Pressure. Column 2 contains volume. P 1/V  Then place values of P and 1/V. Then plot those numbers. I can't draw it on the computer but I'm sure ... 
College Chemistry
A student weighs out 0.568 g of KHP (molar mass=204g/mol) and titrates to the equivalence point with (36.78 cm cubed which is 3) of a stock NaOH solution. What is concentration of stock NaOH solution? KHP is an acid with one acidic proton. The word cubed is in word form ... 
Introduction to computers
Which of the selections below is not a benefit of imaging the computers on your network? A. It saves the time of having to install the required computer applications. B. It saves the time of having to install the desired operating system. C. There are fewer licensing fees ... 
Computer Science
How would I determine heapsize for 16.0 GB RAM? heapsize <kilobytes>  Specifies the amount of heap (or free store cache, an area of memory used for dynamic memory allocation) the engine will use. So to do the calculation, will I have to do 16.0 x 1024 first to give me ... 
Computer Science
In the program Turing, how would you move an box randomly around the screen. This is what I have so far: for row: 3..10 for column: 10..30 locate (row,column) put " ".. end for I think this creates a box. How would I move this box across the screen by only using randint and ... 
inter Algebra
A startup company can sell 1000 computers if they price them at $500. The number sold will increase by 10 for every $1 decrease in the price. The company has fixed costs of $100,000, and each computer costs 4300 To produce. find the price that will maximize the company's ... 
Finance
5.3 The manager of a large computer network has developed the following probability distribution of the number of interruptions per day: Interruptions (X) P1X2 0 0.32 1 0.35 2 0.18 3 0.08 4 0.04 5 0.02 6 0.01 a. Compute the expected number of interruptions per day. b. Compute ... 
Algebra
Rationalize the denominator. Assume that all variables are positive. 5x^4y/2x^2y^3 There are square root signs around both parts of the fraction, but I cannot make them on the computer. Thanks in advance. are u using the carrot symbols to mean to the power of...? Yes Come on, ... 
Math
Your large firm is about to change to a customercentered organization structure, in which employees who have rarely had customer contact will now likely significantly influence customer satisfaction and retention. As part of the transition, your superior wants an accurate ... 
statistics
c. The arrival of large jobs at a computer centre forms a Poisson process with rate 2 per hour. The service time of such jobs are exponentially distributed with mean 20 minutes. Only 4 large jobs can be accommodated in the system at a time. i. Determine the probability that a ... 
french
Thanks SraJMcGin for replying. For some reason the second half of my post never appeared; my computer was having issues with this site for some reason earlier today. What I meant more specifically was different methods of preparations for food (grilled, baked, fried, boiled, ... 
English:writing memo
Write a memo of 6–15 sentences based on the scenario given here. You’ve been put in charge of planning a oneday departmental training seminar with Dr. Melanie Dobler as the speaker. You must make travel arrangements for the speaker, reserve a company room large enough for... 
intro to computers
You are shopping for a new computer. You see the memory listing as 1GBX4. What does this mean? A. 4 DDR first generation DIMMs B. 1 GB of memory made up of 4 DIMMs C. 4 GB of memory made up of 4 DIMMs D. 1 DDR fourth generation DIMMS ???? 
mat 116/algebra
A cylinder has a radius of 5 in. If the volume of the cylinder is 250ƒà in.3, what is the height of the cylinder? [Hint: The volume of a cylinder is given by V = ƒàr2h.] I think I wrote it wrong the first time. The volume of a cylinder is pi r^2 h. Your computer seems to ... 
Data Communication (Computer Science)
A noisy channel which has a bandwidth of 400KHz and theoretical channel capacity of 4.01Mbps. According to Shannon Capacity formula: a. Calculate the Signal Power received at the receiver end if the Noise Power is .001 Watt. b. Calculate the signal to noise ratio of the ... 
computer applications
John wants to see the formulas he has used in his spreadsheet but he does not want to see the results of the formulas. How does he display his formulas? A. Click on Trace Precedents. B. Click Print Formulas. C. Click on Show Formulas. D. Click Evaluate Formulas from reading my... 
Math
will someone just double check my answers, please. Identify which types of sampling is used:random,stratified, systematic,convenience. 1. a sample consists of every 20th student who leaves the bookstore. answer:systematic 2. a pollster uses a computer to generate 500 random ... 
Computer Organization and Architecture
Write a subroutine MEMCMP for performing a bytebybyte comparison of two sequences of bytes in the main memory. The subroutine should accept three input parameters in registers representing the first address, the second address, and the length of the sequences to be compared... 
Computer/Math
In an examination five pass grade and one fail is awarded a. For mark between 70 and 100 b. For mark between 60 and 69 c. For mark between 50 and 59 d. For mark between 45 and 49 e. For mark between 40 and 44. Write a program to input an mark for a student and print the grade... 
Microsoft word
What is the purpose of OneDrive? A. OneDrive allows the user to save files online or in the cloud. B. OneDrive organizes files on an external hard drive. C. OneDrive saves files to the Desktop. D. OneDrive allows the user to work on one computer drive at a time. my answer is a. 
Computer Science
public class PrimeNumbers { public static void main(String[] args) { int x = 100; for(int i=2; i <= x; i++) { if(i%2==0) System.out.println("notprime"); System.out.println(i) ; if(i%1==1) System.out.println("prime"); } } 
computer
Which of the following operating system types is used in PDAs? (Points: 5) a.Multiuser/multitasking b.Realtime c.Singleuser/multitasking d.Singleuser/singletasking is it B 
computer programming
1. Scanf 5 names of you and your friends 2. Printf hi to all of them. 3. Ask all of them for their ages. 4. Printf the information in tables as shown below. Name age StudName1 19 StudName2 20 StudName3 18 StudName4 34 StudName5 12 5. Use selection statement to do the following... 
computer science
write a program that asks the user to enter today's sales rounded to the nearest $100 for each of three stores. the program should then display a bar graph comparing each store's sales. create each bar in the graph by displaying a row of astericks. each asterick should ... 
Cyber Safety
How can information shared on the internet affect your future? Information shared on the internet can affect your future by your computer getting hacked, data getting backed up, and fraud, which all relate in with security. By not sharing personal information you can protect ... 
economics
Any nonprice determinant will have an effect on demand. I really don't know how computer engineers could increase the interest in pc's, but it's not a price determinant and it increases demand. I'm not really sure what the effect on supply is. I think it should increase, but ... 
Computer Graphics
Q. Determine the equation for a cubic spline segment passing through two end points A (0, 5) and B (10, 20), having a slope of 2 and a curvature of 0.5 at A. Equation for cubic spline is: y=a0+a1.x+a2.x^2+a3.x^3 Slope equation is:y’=dy/dx=a1+ 2a2.x+3a3.x^2 curvature ... 
Computer Science
pseudocode for an application class named Monogram. Its main () method holds your first, middle, and last initials, respectively. Create a method to which you pass the three initials and that displays the initials twice, once in the order of first, middle and last, and a ... 
stats
A common computer programming rule is that names of variables must be between one and eight characters long. The first character can be any of the 26 letters, while successive characters can be any of the 26 letters or any of the 10 digits. For example, allowable ... 
ict
why does a computer need a floopy drive as well as a hard drive It doesn't . None of my computers have floppy drives. Floppy drives were used in ancient times to have portable data input/export. These days we use CD/DVD drives and flash drives for portable data devices. =) 
Informal Logic
rite two arguments in English, one in the form of modus ponens and one in the form of modus tollens. Then, write the arguments in symbols using sentence letters and truthfunctional connectives. (If your computer does not have all the symbols needed, use some other symbol you ... 
Computer Science
On python/pyscripter using the turtles i have to write a program that has 3 functions: drawA(), drawB(), drawC() each draw a letter and advance the turtle on to where the next letter will begin. Once these functions are working correctly, have your program write "ABCBA" I have... 
Educational Tech
If you have a document that is relevant to more than one folder on your computer, what should you do? A) Save the document to the most appropriate folder B) Save the document in each folder C) Save the document in My Documents rather than in one of the folders D)Save the ... 
calculus
A boat is pulled into a dock by a rope attached to the bow of the boat and passing through a pulley on the dock that is 1 m higher than the bow of the boat. If the rope is pulled in at a rate of 1 m/s, how fast is the boat approaching the dock when it is 9 m from the dock? I ... 
computer science
). Find the median of the numbers in the array, and output the result. Use a subprogram to input the numbers, a function to find the median, and a subprogram to output the result. 
Physics
A standard 14.6inch or .360 meter computer monitor is 1024 pixels wide and 768 pixels tall. Each pixel is a square approximately 281 micrometers on each side. If the maximum distance between the screen and your eyes at which you can just barely resolve two adjacent pixels is ... 
math
You purchase a computer for $875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state you pay nothing until the 12 months are over. When you receive the bill, you forget to pay it and are assessed a late fee of $39.00 ... 
College Algebra
You spend $1000 on a computer and for tax purposes chose to depreciate it (or assume it decreases in value) to $0 at a constant rate over a 4year period. a) calculate the rate of chage of the assumed value of the equipment over 4 years. The rate of change is 250 d)domain:____... 
Java Computer Science
Say I write an application that prompts the user to enter an integer. If the user enters a double or string or anything, anything not an integer an error will appear. I'm having trouble writing code to combat this problem so I can errorproof my application. I'm thinking I'll ... 
Computer
Write a C++ program that uses 2 functions the first is to read an array of students’ grades and return the sum of the all grades to the main program. And the second function will receive the sum of all grades from the main program and calculate and print the average of the ... 
Math
Mrs. Jones and Mr. Graham had the same amount of money at first. After Mrs. Jones bought a computer that cost $2,055, she had 1/4 as much money as Mr. Graham. How much money did Mr. Graham have? I know that x = y in equation 1. I know that x2055 = .25G for another. I'm stuck ... 
math
is 8square root 2 + 2square root 2 equal to 10square root 2? Sorry, I don't know how to type that on my computer. So 8 next to the square root symbol with 2 underneath it + 2 next to the square root symbol with 2 underneath it. I'm thinking those are like terms so you can just... 
ENGLISH
5. Which one of the following sentences contains an unnecessary colon? A. Here's the question on all of our minds: Will our team be able to defeat their arch rivals tonight? B. My store list included: milk, soup, chicken, and ice cream. C. She wants one thing: a new job. D. ... 
computer science
I need a realational database containing information about music performers, their recordings, and the composers of the music they recorded (no redundancies). Elements should include: database file contains at least 3 tables relationships between the tables are shown each ... 
Computer
Home work: Write a program to read 5 records consists of first name, last name, id and grade. Assign the grade according to the following specifications: 0<g<= 50 F 50<g<=60 D 60< g<= 70 C 70<g<=90 B 90<g <=100 A Use Stringtokenizer and buffering... 
Computer Science
For this task you will create a program that prints out a userspecified string. Then, on the next line, it prints out the string again, all except the last character. It continues printing the string with one less character on each line, until the last line has only the first... 
computer
How does a text box differ from a document within word 2007? A. a text box treats text as an image and has diffrent formatting B.a text box displays text that is read only once it is saved C. a text box has a file name ending with .tbx D. a text box is a floating object ... 
socials
Question:Hey I posting for my brother Mohammad again, his computer not work I not know why. You please unblock any people so he access again. His question. What goals of the FLQ. Me him not know if list goal one by one. We only have to achieve Quebec independence by resorting ... 
Algebra
I reduced a diagram on my computer using a scale factor of 8o%(i.e. the linear dimensions of the diagram were reduced so they became 80% of the original dimensions). What scale factor is required to return the diagram to original size? 
computer science
to write a report on ObjectOriented Systems. The report should focus on the following systems including definition, applications, and advantages and disadvantages. • Objectoriented Systems • Objectoriented database • Objectoriented data modeling • Objectoriented ... 
statistics
Employees in a large computer firm claim that the mean salary of the firm’s programmers is less than that of its competitors. The competitor’s salary is $47,000. A random sample of 30 of the firm’s programmers has a mean salary of $46,500 with a standard deviation of ... 
Statistics
Employees in a large computer firm claim that the mean salary of the firm’s programmers is less than that of its competitors. The competitor’s salary is $47,000. A random sample of 30 of the firm’s programmers has a mean salary of $46,500 with a standard deviation of ... 
statistics
Employees in a large computer firm claim that the mean salary of the firm’s programmers is less than that of its competitors. The competitor’s salary is $47,000. A random sample of 30 of the firm’s programmers has a mean salary of $46,500 with a standard deviation of ... 
science computer
accept input age, height and weight for some people. The loop will stop when the user enters value 0 for age. Calculate average for age, height and weight, and print the number of people and average age, height and weight. 
statistics
a large shipment of computer chips, of which 5% are actually defective, a quality control manager decides to test chips until he finds the first defective. What is the probability that the manager finds the first defective chip on the first test? in Homework Help 
Computer Science / programming
Show the contents of each register and or memory location used after each instruction. MOV BH,33 BH=33 MOV [0500],BH BH=33, [0500]=33 MOV CL,66 CL=66 MOV [050],CL CL=66, [050]=66 MOV SI,0500 SI=0500 MOV BX,7643 BX=7643 ADD [SI],BX SI=0500, [0500]=76 ,[501]=DC INT 20 
English
I left out three sentences, I hope you can see them. 1) Can you use his/her when writing a dissertion? Exmple: The character stays fixed in a place whereas his/her consciousness moves freely in time. 2) There was no use in (is "in" necessary?) thinking of what might have been... 
Cultual Diversity
1.The instructional strategy that works best to give a child from a culturally different background a sence of security and mastery is: a. recounts b.repetion c.using an intermediary d.eventcasts 2.Young children are more likely to demonstrate early literacy skills where: a, ... 
calculus
I've tried this problem about 20 times and a bunch of different ways and I can't seem to get it right. The problem is: Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. Where y=1/(x^3), y=0, x=4, and x=8. I know ... 
Math
You purchase a computer for $875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state that you must pay $100.00/month and that if you miss a payment, you will be assessed a late fee of $39.00 plus the interest accrued to ... 
MATH
You purchase a computer for $875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state that you must pay $100.00/month and that if you miss a payment, you will be assessed a late fee of $39.00 plus the interest accrued to ... 
General
You have been hired as a consultant by your neighbor to help her with her computer. You notice that she has a screen full of icons which appear to be Word documents, Excel Spreadsheets and other graphic files. How would you help her organize her data i.e. documents, ... 
college
You have been hired as a consultant by your neighbor to help her with her computer. You notice that she has a screen full of icons which appear to be Word documents, Excel Spreadsheets and other graphic files. How would you help her organize her data i.e. documents, ... 
computer science
what is the cost(most expensive,expensive or less costly)performance(powerful, most powerful or average)reliability(highly reliable or less reliable) size(large, medium or small)and installed in numbers(few, many or large) of super compters, mainframe computers, personal ... 
comp100
You have been hired as a consultant by your neighbor to help her with her computer. You notice that she has a screen full of icons which appear to be Word documents, Excel Spreadsheets and other graphic files. How would you help her organize her data i.e. documents, ... 
Chemistry
Which substance has the higher entropy? a.) a sample of pure silicon (to be used in a computer chip)or a piece of silicon containing a trace of another element such as boron or phosphorus b.) O2(g) at 0 degrees C or O2(g) at 50 degrees C c.) I2(s) or I2(g), both at room ... 
Computer
on C++, I want to make an operation like " 2x + y  z ", I wrote something like that but I can' t get the result, where is my mistake? Ty. #include <stdio.h> #include <stdlib.h> int main( void ) { char op; int x; int y; int z; int f; printf ("Enter the operation\n... 
Film
I need help with blogging "Establishing new boundries for special effects: Robert Zemeckis's Contact and computergenerated imagery." you should discuss the ethical issues raised by Craig in his article regarding the use of CGI based on how it blurs the line between the real ... 
macroeconomics
Which of the problems in the construction of the CPI might be illustrated by each of the following situations? Substitution Bias, Introduction of New Goods, Unmeasured Quality Change 1. The invention of the iPod 2. The introduction of air bags in cars 3. Increased ... 
computer programming
Create the logic for a program that accepts input values for the projected cost of a vacation and the number of months until vacation. Both values must be greater than zero. Pass both values to a method named displaySavingsAmt(cost, months) that displays the amount you must ... 
Math
A toothpaste company did a survey at the mall. They found that 42.5% of those surveyed brushed their teeth twice a day. Which random numbers would you generate on a computer spreadsheet to simulate the survey? a. random integers from 425 to 1000 b. random integers from 1 to ... 
English
I really need help finding all the grammatical errors in the passage below. Look for commas, question marks, capitailzation and colons, semicolons, commonly misused words. I did most of them I just need help in finishing. Students also realize that a traditional college ... 
computers
You have been hired as a consultant by your neighbor to help her with her computer. You notice that she has a screen full of icons which appear to be Word documents, Excel Spreadsheets and other graphic files. How would you help her organize her data i.e. documents, ... 
COMP 100
You have been hired as a consultant by your neighbor to help her with her computer. You notice that she has a screen full of icons which appear to be Word documents, Excel Spreadsheets and other graphic files. How would you help her organize her data i.e. documents, ... 
Computer Science
I need some help about Turing Machines, and prove by reductions. Here are the 2 questions: 1. Sketch the construction of a Turing Machine that decides the language L = a^i where i is not prime. 2. Show that the language 2Strings is not recursive by reducing any one of the two ... 
MATH
JOhn had prepared the problem sets for Levels 1 to 5 of Geometry and Combinatorics for next month but forgot to label which set was for which level. Since Calvin didn't label them, the computer assigned them labels 1 through 5 randomly, with each label appearing only once. The... 
English
Which one of the following sentences contains an unnecessary colon? A. Here's the question on all of our minds: Will our team be able to defeat their arch rivals tonight? B. Carlos has three goals in life: to graduate from college, own his own home, and work in the computer ... 
Algebra
What is the perimeter of a computer graphic with sides measuring: 2 times the square root of 50, 3 times the square of 72, 6 times the square root of 98, and 3 times the square root of 12 centimeters? 
RAM
RAM is the electronic holding area on the computer. True or false? I say false because the RAM is the size of the electronic holding area, right? 
Computer science
1.Fraction that has a numerator and a denominator. The class should have methods that can: (a) add and subtract two Fractions together and return the resulting Fraction, (b) create a duplicate of itself and return the duplicate, (c) see if another Fraction is equivalent to ... 
Intro. to Computers
Can you help with these 2 questions? 1. The law firm you work at regularly scans documents into the computer system. They now want to be able to edit the digital image copies of those documents. Which do they need to accomplish this? (A) Optical character recognition software ...