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Homework Help: Computers: Operating Systems

Recent Homework Questions About Operating Systems

Geography and Society
What is the Geographic Coordinate System? a. a precise measure of where a location falls in terms of longitude and latitude using units such as minutes and seconds b. a system through which countries organize airline travel c. a system that uses degrees of latitude and ...

Physics
Three blocks are located on a horizontal frictionless table. They are connected by a massless cord, as shown in the figure, and pulled to the right. The masses of the three blocks are m1 = 8 kg, m2 = 33 kg, and m3 = 49 kg. The pulling force is equal to T3 = 89 N. What is the ...

Math
Dory and Nemo go to Taco Bell for lunch. Dory orders three soft tacos and three double deckers for $11.25. Nemo pays $10.00 for four soft tacos and two Double Deckers. Write a system of equations that represents the lunch orders for Dory and Nemo. Use x to represent soft tacos...

Georgia state history
which behavior is an example of a delinquent behavior according to georgia's juvenile justice system jiskha? A)state court B)juvinile court C)supreme court D)magistrate court

Health
The various activities of the nervous system include a function such as, ________. A. Integrative B. Motor C. Sensory D. All of the above A?

American History
A system of government in which the power to govern is concentrated in the hands of one individual is known as? A.) Autocracy B.) Democracy C.) Theocracy D.) Oligarchy

science
A light inelastic string connects two objects of mass 6kg and 3kg respectively. They are pulled up an inclined plane that makes an angle of 30 degrees with the horizontal,with a force of magnitude F. Ignore the mass of the string. Calculate the tension in the string if the ...

Foundations 06042400
1. When a manager performs symbolic duties as the head of an organization, that manager is called a A. spokesperson. C. leader. B. figurehead. D. liaison. 2. What is one characteristic of the Industrial Revolution in America? A. The farming society grew to greater numbers. B. ...

physics
Consider the line passing through the center of the cue ball as the x axis. At the point of collision with the solid ball on the table, a line passing through the centers of the cue ball and the solid ball form a 45° angle with the X axis. Assume no external forces acting on ...

Science
Locate the centre of mass of a system of two spherical masses of 5kg and 10kg kept with their centres 1m apart

Health
Alcohol abuse ________ the immune system, which helps protect the body from infections. A. Moderately suppresses B. Severely suppresses C. Lightly suppresses D. Boosts It's not A. and D. Please Help!

Physics
You are in the supermarket, pushing a cart with a force of 92 Newtons in the horizontal direction. There is a constant force of kinetic friction operating on the cart of 16.8 Newtons. Calculate the net work done on the cart, if the cart is displaced 5.6 metres in a straight line.

Physics
A pulley system has a velocity ratio of 4 and an efficiency of 80%.calculate the value of the effort required to raise the load of 480N

math
solve the following system of equations enter the x coordinate of the solution. Round your answer to the nearest tenth. 5x+2y=22 -2x+6y=3

Algebra
How many solutions does this system have? x-2y=2 y=-2x+5 a. infinitely many solutions b. no solutions*** c. two solutions d. one solution

Algebra
Joe wants to fence a rectangular pen for his goats the length of the pen should be at least 60 ft. and the distance around should be no more than 260 ft. which system of inequalities and graph represent the possible dimensions of the pen? I truly need help on this, if you can...

Med
What is the influence of pressure on the respiratory system?

Physical Science
A car of mass m traveling at a velocity of 20m/s east on a straight level road and a truck of mass 2m travelling at 20m/s west on the same road. ignore the effects of friction. calculate the velocity of the truck-car system immediately after collision. On impact the car exerts...

Physics
An aluminium cessel of mass 200g, contains 0.5 litre of water. What is the heat required to raise the temperature of the system from 25 Degree centigrade to 75 Degree centigrade? (S.H.C of Aluminium 0.84X10^3J/kg dehree centigrade and S.H.C of water 4.2X10^3J/kg dehree ...

Science
Which statement best describes the Richter scale? A. It's named after a scientist who studied tornadoes. (B. It's a numerical rating system that measures the largest seismic waves during an earthquake.) C. It's a numerical system that measures the smallest seismic waves during...

Algebra
Use the given information to write a systems of equations, and then solve the system algebraically to answer the question: A car begins at rest and accelerates. Its distance in meters, t, by the formula C(t) =4t^2. A second car, 150 meters ahead, is traveling at a constant ...

Algebra 2
Solve the system by substitution 2x + y = -11, 3x – 4y = 11 (3, 5) (–5, –3) (–3, –5) (5, 3)

Physics
Hello can someone please help me with this physics question and show the work so I can understand? A box at the top of a rough incline possesses 981 joules more gravitational potential energy than it does at the bottom. As the box slides to the bottom of the incline, 245 ...

physics help
A homogeneous disk of mass m and of radius r free to rotate without friction about its horizontal axis, is used used as a pulley. An extensible string of negligible mass is wound around this pulley and a mass M is connected to its free end. When the system is released the ...

MAth algebra 1
Steve is driving to a ski resort. At first, he drove at a rate of 65 mph. Then a snow storm started and he had to slow down to 40 mph. In total. it took him 6 hours to drive 310 miles. Which system of equations represents this situation? A. 6x + y= 1 x + y= 310 B. x + y= 105 ...

Science
Which is a correct statement about the excretory system? A: Key organs of the system include bladder, intestines, and kidneys B: It is similar to the digestive system and that they both rid the body of waste*** C: It rids the body of food that the body did not absorb D: The ...

Health-Please Help!!!
1. The functions of the respiratory system are (select all that apply) A. to pump blood to your body B. to deliver oxygen to the body C. to remove carbon dioxide from the body D. to absorb nutrients 2. The dome-shaped muscle that lies below the lungs and is important in the ...

science
Dan wants to lift his car using a movable pulley system like the one shown in the picture. Using a movable pulley system will decrease the force needed to lift the car by increasing the A. total mass of Dan's body. B. strength contained in Dan's arms. C. total mass of the car...

Physics
We study the three point charges shown in the figure. They are held at the corners of an equilateral triangle with ℓ = 0.9 m. What is the electric potential energy of the system of three point charges? Use for the three charges q1 = +2Q, q2 = −3Q, and q3 = +Q, ...

system of equations
Suppose you are organizing a social. Let a be the fixed cost and b be the cost per person.Suppose you know it costs $1300 for 30 people and $2200 for 80 people. (a) Set up a system of (two) equations in terms of a and b:

us history
A subversive is someone who is trying to overthrow or undermine a government or political system from within. With this in mind, explain what the cartoon's artist was trying to convey about American society in 1947?

Converting Units in the Metric System
Which container could hold 80,000 milliliters

World History
05.06 HC)Suppose a historian wanted to argue that the Enlightenment had a more positive influence on the American Revolution than on the French Revolution. Which statement below would be the strongest evidence for the historian's view? The French Revolution overthrew a ...

World History
Which statement supports the claim that the political philosophy of John Locke was as revolutionary as the scientific revolution of Copernicus? *****a. Just as Copernicus replaced the Earth with the Sun at the center of the solar system, Locke replaced the individual with the ...

World History
Question 16 (Multiple Choice Worth 5 points) Please check: (05.05 LC)Which of the following is not considered a cause of the Enlightenment? increased availability of printed books the Scientific Revolution *******decline in the education system******** the Renaissance

computer programing
okay I need a little help here on next program this what it say for first one which I have done. Create a counting program that counts backward from 100 to 1 in increments of 10. #include < stdio.h > int main () { Int i; while ( I > = 1 ) { printf ( “ % d \ n “ , ...

Algebra
2. What is the value of x in the solution to the system of equations below? 15x – 12y = 13 30x + 9y = 4

Algebra
How many solutions does this system of equations have? X-2y=6 and 3x-6y=18

History
Hi can you guys check my answers? 1. During the election of 1824, which candidate won the popular vote and which candidate won the presidency? A. Andrew Jackson; John Quincy Adams**** B. Andrew Jackson; Andrew Jackson C. John Quincy Adam; John Quincy Adams D. John Quincy Adams...

PLEASE CHECK IF THEY ARE CORRECT!!! THANKS
1. Which layer of the sun's atmosphere are you looking at when you look at an image of the sun? Photosphere Chromosphere*************** Corona Prominence 2. Which of the following materials could have been found in the giant cloud that formed the solar system? Hydrogen and ...

physics
5. An aluminium cessel of mass 200g, contains 0.5 litre of water. What is the heat required to raise the temperature of the system from 25 Degree centigrade to 75 Degree centigrade? (S.H.C of Aluminium 0.84X10^3J/kg dehree centigrade and S.H.C of water 4.2X10^3J/kg dehree ...

physics
In the figure, three connected blocks are pulled to the right on a horizontal frictionless table by a force of magnitude T3 = 89.3 N. If m1 = 14.2 kg, m2 = 23.6 kg, and m3 = 32.3 kg, calculate (a) the magnitude of the system's acceleration, (b) the tension T1, and (c) the ...

College Algebra
A yo-yo factory has fixed operating costs of $450,000 per year. In addition to the fixed costs, the cost to produce one yo-yo is $1.10. The yo-yo company sells the yo-yos to a distributor for $5.50 each. How many yo-yos must be sold in a year to earn a profit of at least $140,...

8th grade history
John Locke: In his book Two Treatises on Government, Locke refuted the divine right of Monarchy, and established a theory which states that all men are men are born free and equal. Each person should have equal access to the natural rights of life, liberty, and property. No ...

Algebra 1 college
How much of a 12% saline solution should be mixed with a 4% saline solution to obtain 40 milliliters of a 6% saline solution?. Use a system of equations and elimination method to solve. can someone please see if I am on the right track. 12T + 4F=6x40 -4 -4F 4 8T=2x40 8T=80 8T/...

physics
0.50 L of water at 16°C is poured into an aluminum ice cube tray of mass 0.250 kg at the same temperature. How much energy must be removed from this system by the refrigerator to turn the water into ice at -8°C?

Social Studies
John Locke: In his book Two Treatises on Government, Locke refuted the divine right of Monarchy, and established a theory which states that all men are men are born free and equal. Each person should have equal access to the natural rights of life, liberty, and property. No ...

Government
John Locke: In his book Two Treatises on Government, Locke refuted the divine right of Monarchy, and established a theory which states that all men are men are born free and equal. Each person should have equal access to the natural rights of life, liberty, and property. No ...

social studies (again)
Jean-Jacques Rousseau: In his book The Social Contract, Rousseau comes up with his theories on government. He believed in what he called “a state of nature” in which people are purely instinctual and harmful, so he says people made a contract with the government to give up...

Government Help Please
A major feature of newly created federal system of government is that it gained its power from ____ 1) the people 2) the national government 3) the state governments 4) the executive branch of government Please help.. thanks

Math
A certain system can experience three different types of defects. Let Ai (i = 1,2,3) denote the event that the system has a defect of type i. probabilities are: P(A1) = 0.12 P(A2) = 0.07 P(A3) = 0.05 P(A1 union A2) = 0.13 P(A1 union A3) = 0.14 P(A2 union A3) = 0.10 P(A1 ...

physics
1. A 50.0 Lb box is to be moved along a rough floor at a constant velocity. The coefficient of the kinetic friction is 0.300. A. What force must you exert if you push downward on the box? B. What force must you exert if you pull upward on the box? C. Which is the better way to...

Physics
We study the three point charges. They are held at the corners of an equilateral triangle with ℓ = 0.7 m. What is the electric potential energy of the system of three point charges? Use for the three charges q1 = +2Q, q2 = −3Q, q3 = +Q, where Q = 120 nC

History
7.)Which answer best describes the U.S. National Road? A.)It ran from Atlanta to Baltimore and followed the railroad. B.)It ran from New York to Chicago and was made from wooden planks. C.)It ran from Massachusetts to Ohio and ran parallel to the canal system. D.)It ran from ...

PHY 231
Mass m1 = 11.3 kg is on a horizontal surface. Mass m2 = 5.70 kg hangs freely on a rope which is attached to the first mass. The coefficient of static friction between m1 and the horizontal surface is μs = 0.573, while the coefficient of kinetic friction is μk = 0.130...

Science
-Explain how and when the universe formed according to the big bang theory? -Explain how and when our solar system formed? -Describe one observation astronomers use to show that the universe is Expanding?

science
1. The liquid part of the blood is called _____. (1 point) hemoglobin plasma platelets white blood cells 2. Your circulatory system can best be compared to _____. (1 point) gates a net pipes a balloon 3. Which of the following shows the correct order of blood flow? (1 point) ...

Social Studies (Check, Please!)
1. In what ways did the Taft-Hartly Act hurt labor unions? A: The Taft-Hartley Act hurt labor unions in many ways. First, it outlawed the closed shop, of the practice of forcing business owners to hire only union members. Secondly, it outlawed Union shops (shops in which new ...

science
Which is not part of your immune system's response to a disease-causing organism? vaccination recognition disposal immunity vaccination right

Physics
Charge A, +1 μC, is positioned at the origin of a coordinate system as shown below. Charge B, −1 μC, is fixed at x = 3 m. (a) Determine the magnitude and direction of the force that charge B exerts on charge A. (b) What is the force that charge A exerts on ...

Physics
Charge A, +1 μC, is positioned at the origin of a coordinate system as shown below. Charge B, −1 μC, is fixed at x = 3 m. (a) Find the electric field on the x axis at x = 6 cm. (b) At what point on the x axis is the electric field zero?

Math
Explain how to solve the following system of equations. What is the solution to the new system? 2x + 2y + z = -5 3x + 4y + 2z = 0 x + 3y + 2c = 1

Social Studies Quiz, Please help!
I have a really good feeling about this and I think my answers are correct, I just need someone to check my answers to make sure that they really are correct because I'm freaking out and I think I'm going to flunk the quiz and I don't know why. 1. America's industrial ...

Algebra 2
Solve each system. x-4y-6z=-34 -7x+5y-7z=-24 z=5x-7y+18 These are my answers below but I know that they are wrong: x=-3894 y=-112852 z=-107,509,144 I have tried to solve this system probably 10 times, and still not getting an answer that checks back into the original equation...

Math
What is the solution set to the following system? x + y = 4 x^2 + y^2 = 16 Answers: A. {(-4, 0)(0, 4)} B. {(4, 0)(0, 4)} C. {(4, 0)(0, -4)} D. {(-4, 0)(0, -4)}

Health and pe
The peripheral nervous system (select all that apply) Is made up of the brain and spinal cord Links the body to the brain and spinal cord Is made up of sensory and motor neurons Is responsible for thought and reasoning Is it b and c?

Health and pe
The peripheral nervous system (select all that apply) Is made up of the brain and spinal cord Links the body to the brain and spinal cord Is made up of sensory and motor neurons Is responsible for thought and reasoning Is it b and c?

Math
Find the solution to the system of equations by substitution. 2x+5y=8 and 6x+y=10 Would the answer be (1.5,1)?

Science
You digestive system has three main functions: digestion, absorption, and elimination. In which organ does absorption begin? A)Mouth B)Stomach C)Small intestine D)Gallbladder I think its C.

college
The proposed developer employed only certified programmers. Over the past five years they have redesigned more than 50 databases for local businesses. They will add innovative new functionalities to our system, while increasing the efficiency of our current system's ...

computer
Give 5 operating system manufacturer and the operating system they have prod

Science
Which of the following is a correct description of a tornado? A large swirling low pressure system that forms over that forms over the warm Atlantic ocean. A winter storm with wind speeds of at least 56 km/h and low visibility. A violently rotating column of air in contact ...

Technology
Correct me if I'm wrong!! Ken Has Dipped Many Dark Chocolate Marshmallows (which helps you remember the metric system distance units in decreasing order: Kilometer, Hectometer, Decameter, Meter, Decimeter, Centimeter, Millimeter) is an example of which type of mnemonic? A. ...

Math
Find the solution to the system of equations by substitution. 2x+5y=8 and 6x+y=10

operating system
given that main memory is composed of only three page frames for public use and that a program requests pages in the following order: a,c,b,d,a.c,e,a,c,b,d,e

Math
solve the system of equations by substitution x=-4y x+5y=2 please help

Health
A main function of the skeleton system is to?

physics
an operating 100-watt lamp is connected to a 120-volt outlet. what is the total energy used by the lamp in 60. seconds

maths number system
Determine the lub and glb of the equation no 1. (2)1<equal to x <equal to 2 no 2. 2<×<5

maths number system
0<×<equal to 2

Chemistry
Combusting 44.8L of H2 with 22.4 L O2 (both at STP) results in the formation of 44.8 L of H2O if the reaction is maintained at the same conditions (STP) and goes to completion. Given the heat of formation of water (= -241.8 kK/mol) calculate a) the PV work b) the heat evolved ...

Math
Jamie is saving money to buy a video game system. So far he has saved $16, which is 5% of the total cost of the system. What is the cost of the video game system.

Technology
1. A mnemonic is a tool that you can use when you are studying to help you do which of the following? A. remember lists or large amounts of information more easily** B. write information on paper more easily C. print out information more easily D. copy and paste information ...

Physics
A puck is moving on an air hockey table. Relative to an x, y coordinate system at time t = 0 s, the x components of the puck's initial velocity and acceleration are v0x = +0.8 m/s and ax = +0.9 m/s2. The y components of the puck's initial velocity and acceleration are v0y = +2...

Physics
A 0.0475 kg ice cube at −30.0°C is placed in 0.577 kg of 35.0°C water in a very well insulated container. The latent heat of fusion of water is 334 kJ/kg, the specific heat of ice is 2092 J/(kg · K), and the specific heat of water is 4184 J/(kg · K). The system comes...

Socialsl studies
Who created a caste system that separated Indians into groups?

Math
How many solutions does the system of equations have? 4x+16y=12 y=-1/4x+9/12 a. one b. two c. infinitely many*** d. none

physics
You drop 454 g of solid ice at −35°C into a bucket of water (1,200 g) at 45°C. Eventually, the ice all melts, and the entire system comes into thermal equilibrium. Find the final temperature of the system.

Chemistry
I am stuck on b)... Reacting 1 L of H2(g) with 1 L C2H2(g) (both at STP) results in the formation of 1 L of C2H4(g) if the reaction is maintained at the same conditions (STP) and goes to completion. If this reaction produced 6.3 kJ of heat (absorbed by the surroundings), ...

Electronics Engineering Technology
5) A microwave transmitter typically requires a +8dBm audio level to drive the input fully. If a +10dBm level is measured, what is the actual voltage level measured? Assume a 600Ω system.

Physics
A block and tacle of 6 pulley is used to raise a load of 300n steadily through a height of 30m if the workdone against friction is 2000j. calculate the workdone by the effort,the applied effort,the efficiency of the system

Physics 30
A system containing a frictionless pulley is described in the diagram on the right (the 2.0 kg box is on the floor while the 3.0 kg box is 0.5m high) . If this system is released, what will be the momentum of: A. the 2.0 kg box when the 3.0 kg box hits the floor? b. the 3.0 kg...

Physics 30
A system containing a frictionless pulley is described in the diagram on the right (the 2.0 kg box is on the floor while the 3.0 kg box is 0.5m high) . If this system is released, what will be the momentum of: A. the 2.0 kg box when the 3.0 kg box hits the floor? b. the 3.0 kg...

math
Can somebody solve this system of euation :2^x+3^y=17 2^x+2+3^y+1=5

Accounting
Brodigan Corporation has provided the following information concerning a capital budgeting project: Investment required in equipment $450,000 Net annual operating cash inflow $220,000 Tax rate 30% After-tax discount rate 12% The expected life of the project and the equipment ...

Accounting
Dukas Corporation's net cash provided by operating activities was $218,000; its net income was $203,000; its capital expenditures were $146,000; and its cash dividends were $49,000. Required: What is the company's free cash flow?

Socil Studies
Which of the following statements about the state executive branch System of departments and agencies are true? Mark all that apply.(2 points) (A)The system is comparable in purpose to the legislative committee system in many ways (B) All State agency heads are constitutional ...

social studies
How did the formation of the national action party change Mexican politics? It ended the one-party system. (MY ANSWER) It consolidated power among a few key leaders. It ended the revolution. It lessened the power of the president.

math
Plz help me to solve this system of equation. 2^x+3^y=17 2^x+2+3^y+1=5

math
Plz help me to solve this system of equation. 2^x+3^y=17 2^x+2+3^y+1

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