# Homework Help: Computers: Operating Systems

## Recent Homework Questions About Operating Systems

**Science-The Solar System**

What are two major differences in the composition of the inner and outer planets? I know that the inner planets are small, hard, and rocky, and the outer planets are large and gaseous. What is another difference?

**Health**

Drugs work in the brain by tapping into the brain’s communication system and ________ with the way nerve cells normally send, receive, and process information. A. Exploring B. Assisting C. Interfering D. All of the above D?

**amx**

which question would best help you write a report regarding the changes to the political system during jackson's presidency jishka

**Algebra**

the sum of two numbers is 38.the greater number is 8 more than the other number.find each number.use a system of linear equations to justify your answers.

**Science**

Can someone describe the G protein receptor system and the tyrosine-kinase receptor system. I wanna know how these two systems are similar and how these two systems are different in their of structures and functions.

**Math**

Let P be the point (0,-1) and Q be the point (3,2). In this Cartesian coordinate system, find the point on the line segment PQ that is twice as far from P as from Q. Please help, I need this for a test and i have totally forgotten the formula and notes and how to do anything ...

**social studies**

To which system of government is the federal system most similar? A - The Unitary system B - The confederal system C - The Unitary System D - The confenderal System ******

**Health**

Which organ is part of both the respiratory system in the digestive system? A. Epiglottis B. Nose C. Larynx <<<<<< D. Esophagus

**chem12**

2HI(g)--H2(g) + I2(g) k eq= 8.0 2.0 mol of HI are placed in a 4.0L container, and the system is allowed to reach equilibrium. Calculate the equilibrium concentration of all three gases Initial 2HI=0.5 mol/L H2= 0 I2=0 change 2HI= -2x H2= x I2=x equilibrium 2HI= 0.5-2x H2= x I2...

**chem12**

2HI(g)--H2(g) + I2(g) k eq= 8.0 2.0 mol of HI are placed in a 4.0L container, and the system is allowed to reach equilibrium. Calculate the equilibrium concentration of all three gases Initial 2HI=0.5 mol/L H2= 0 I2=0 change 2HI= -2x H2= x I2=x equilibrium 2HI= 0.5-2x H2= x I2...

**chem 12**

1.0 mol of each of the gases, CO, H20, CO2 and H2 are placed in a 2.00L container and allowed to reach equilibrium. It is found at equilibrium 0.40 mol of CO is present. Calculate the value of K eq for the system. C0(g) + H20(g)--- CO2(g) + H2(g) Intial CO= 0.5 mol/L H20= 0.5 ...

**science**

If I mix 300g of reactant A with 100g of reactant B in a close system how much will it weigh

**Physics**

A pendulum is constructed of a mass m connected to a mass ess rigid rod of lengthl. As shownin the figure, the other end of the rodis suspended from a point on the ring ofradius R. The pendulum is free to swing in a vertical plane that is also the plane of the ring. The ring ...

**Phys**

A pendulum is constructed of a mass m connected to a mass ess rigid rod of lengthl. As shownin the figure, the other end of the rodis suspended from a point on the ring ofradius R. The pendulum is free to swing in a vertical plane that is also the plane of the ring. The ring ...

**Physics**

A pendulum is constructed of a mass m connected to a mass ess rigid rod of lengthl. As shownin the figure, the other end of the rodis suspended from a point on the ring ofradius R. The pendulum is free to swing in a vertical plane that is also the plane of the ring. The ring ...

**Physics**

You stand on a frictionless platform that is rotating with an angular speed of 3.9 rev/s.Your arms are outstretched, and you hold a heavy weight in each hand. The moment of inertia of you, the extended weights, and the platform is 7 kg · m2. When you pull the weights in ...

**Physics**

A woman with mass of 57 kg stands at the rim of a horizontal table having a moment of inertia of 570 kg m2 and a radius of 1.5 m.The turntable is initially at rest and is free to rotate about a frictionless, vertical axis through its center. The woman then starts walking ...

**Physics**

A pendulum is constructed of a mass m connected to a mass ess rigid rod of lengthl. As shownin the figure, the other end of the rodis suspended from a point on the ring ofradius R. The pendulum is free to swing in a vertical plane that is also the plane of the ring. The ring ...

**American government**

James Bryce believe that the constitution was fine example of A. Mass democracy B. Development of an oligarchical system of government. C. An incrementally improved system not far removed from the magna Carta D. A governing system that encouraged the proliferation of political...

**chem 12**

2H2S(g)---2H2(g) + S2 delta H=220KJ k eq is 0.40 a 10.0L vessel containing 2.0 mol of H2S, 2.2 mol of H2, and 2.5 mol of S2 Calculate a trail k eq value to see whether the reaction is at equilibrium. trail k eq =(h2)^2(S2)/(H2S)^2 = (0.22)^2(0.25)/(0.2)^2 = 0.3025 therefor keq...

**Physics**

Hi I am having difficulty with this question: Consider a simple “system” of a thin lens with focal length 12 cm, an input plane at 25 cm in front of the lens and an output plane at 11 cm beyond the lens. a) Find the matrix for the simple system b) Why is B = 0 in this case...

**health**

The cardiovascular system is also known as the ________. A. Blood pathway system B. Heart gateway system C. Circulatory system D. Vascular crossings system A?

**body system**

7.)During the exchange of air in your lungs, your body seeks to keep oxygen and release ____________which will then exit your body A.)Microorganisms B.)Carbon Dioxide C.)Plasma D.)

**Check answers?**

Your elbow and knee are examples of ligaments. joints.**** cartilage. angles. The muscular system allows our bones to strengthen. contract. lengthen. move.**** This muscle helps to transport blood to and from the heart. smooth muscle cardiac muscle**** skeletal muscle ...

**Social Studies HELP**

2. Which was a part of the Populist Party’s platform? (1 point) tax breaks for farmers*** civil rights for all Americans higher tariffs on foreign goods increased industrial development 3. Whom did Rebecca Latimer Felton replace when she was appointed a senator in the United...

**physics**

A binary star consists of two dense sphereaty masses of 10rest power 30 kg and 2 x 10rest power 30kg. Whose centres are 10rest power7km apart and which rotate togethe with angula velocity w about an axis which intersects a line joining their centres - show that if the only ...

**chem 12**

for the equilibrium 2HI(g)--- H2(g) + I2 k eq = 8.0 2.0 mol of HI are placed in a 4.0 L container, and the system is allowed to reach equilibrium. Calculate the equilibrium concentration of all three gases. Inital 2HI 0.5mol/l H2 =0 I2=0 change 2HI= -2x H2=+x I2=+x equilibrium...

**Biology**

Multicellular organisms use a variety of communication methods to coordinate cell function. Choose ONE of the following examples below and describe the cell-to-cell communication that occurs, and then describe the types of responses that result from this communication. ...

**Biology**

Describe the G protein receptor system and the tyrosine-kinase receptor system. Explain how these two systems are similar and how these two systems are different, in terms of structure and function please.

**MATH**

The LRT trolley system 10 miles long is fed by two substations that generate 600 volts and 560 volts, respectively. the resistance of the trolley wire and rail return is 0.3 ohm per mile. if the car located 4 miles from the 600-volt station draws 200A from the line, how much ...

**Physics**

The melting point of aluminum is 660°C, its latent heat of fusion is 4.00 × 105 J/kg, and its specific heat is 900 J/kg • K. If 300 kJ of heat are added to 442 g of aluminum at 100°C, what is the final state of the system? That is, how much is liquid, how much is solid, ...

**science**

what is the number of cycles an oscillator completes in one second is known? what is a force that always acts to pull a system back toward its equilibrium position? what is the distance from one point on a wave to the same point in the next cycle of the wave called? what is ...

**physics**

A charge q1 = 5 nC is located at the origin of xy copedinate system, and a charge of q2 = -2 nC is located on the y-axis at y =.30m. Find the components of the electric field and its magnitude and direction at a point P with coordinates (.40m, .30m).

**Social Studies**

2. The new boundary line set by the Adams-Onis Treaty had which of these effects? A.) It created a system of dual governance in Florida. B.) It represented the completion of Manifest Destiny.**** C.) It began the decline of Spain's New World empire. D.) It allowed the United ...

**chem 12**

2H2S(g)---2H2(g) + S2 delta H=220KJ k eq is 0.40 a 10.0L vessel containing 2.0 mol of H2S, 2.2 mol of H2, and 2.5 mol of S2 Calculate a trail k eq value to see whether the reaction is at equilibrium. trail k eq =(h2)^2(S2)/(H2S)^2 = (0.22)^2(0.25)/(0.2)^2 = 0.3025 therefor keq...

**chem12**

1.0 mol of each of the gases, CO, H20, CO2 and H2 are placed in a 2.00L container and allowed to reach equilibrium. It is found at equilibrium 0.40 mol of CO is present. Calculate the value of K eq for the system. C0(g) + H20(g)--- CO2(g) + H2(g) Intial CO= 0.5 mol/L H20= 0.5 ...

**health**

What does BRFSS stand for? A. Behavioral Risk Formulation Sensation System B. Behavioral Risk Factor Sensation System C. Behavioral Rumination Factor Surveillance System D. Behavioral Risk Factor Surveillance System

**PHYSICS ( PERIODIC MOTION)**

In a lab, a student measures the unstretched length of a spring as 12.9 cm. When a 113.6-g mass is hung from the spring, its length is 26.3 cm. The mass-spring system is set into oscillatory motion, and the student observes that the amplitude of the oscillation decreases by ...

**chem12**

for the equilibrium 2HI(g)--- H2(g) + I2 k eq = 8.0 2.0 mol of HI are placed in a 4.0 L container, and the system is allowed to reach equilibrium. Calculate the equilibrium concentration of all three gases. Inital 2HI 0.5mol/l H2 =0 I2=0 change 2HI= -2x H2=+x I2=+x equilibrium...

**health**

1. The skeletal system is created to ____________ internal organs. A) protect <------------------- B) maintain C) support D) hide 2. Your elbow and knee are examples of A) ligaments. B) joints. <-------------------- C) cartilage. D) angles. 3. The muscular system allows ...

**Physics 1**

A golf ball of mass 125 g hits a billiards ball of mass 172.5 g that is initially at rest. After the collision, the golf ball moves to the right at a speed of 10 cm/s. The billiards ball moves to the left with a speed of 58 cm/s. (a) What was the velocity of the golf ball ...

**History**

1.)which describes a belief of the progressive movement ? A.) the belief that government could correct ills of society B.) the belief that idividual citizens could work to improve social problems C.) the belief that business and the free enterprise system could best improve ...

**physics**

A 12.0-g piece of clay is launched horizontally at a 102-g wooden block that is initially at rest on a frictionless horizontal surface and connected to a spring having spring constant 52 N/m. The piece of clay sticks to the side of the block. If the clay-block system ...

**physics**

Consider the system shown in the diagram. The pulley is a uniform cylinder with mass m3 = 0.60 kg and radius R = 4.0 cm, the other two masses are m1 = 2.5 kg and m2 = 1.0 kg, and á = 30o. Assume the rope is massless, there is no slipping of the rope on the pulley, and there ...

**phy 231**

A block of mass 0.39 kg connected to a spring with spring constant 30 N/m is oscillating on a frictionless horizontal surface. Its speed as it passes through its equilibrium position is 0.5 m/s. What is the total energy of the system in J?

**History**

1.)which describes a belief of the progressive movement ? A.) the belief that government could correct ills of society B.) the belief that individual citizens could work to improve social problems C.) the belief that business and the free enterprise system could best improve ...

**Calculus**

The City Electric System(CES) recently constructed a major transmission line along parts of South Street in the city. The transmission lines are strung between power poles and the hanging lines form a catenary curve. For this Problem we will use the following equation y=(T/w)...

**Social Studies**

Why did democracy develop during the Roman Republic? Members of lower social classes began to demand representation in government. Romans wanted to prevent one leader from gaining too much power. Romans wanted to model their system of government after ancient Athens. Members ...

**Trig sum please help**

Write the augmented matrix, and then solve the system, using Gauss Jordan elimination on the augmented matrix. x + 2y - z = 4 -2x + y - 4z = -6 4x - 3y + 2z = -10

**physics**

A 12.0-g piece of clay is launched horizontally at a 102-g wooden block that is initially at rest on a frictionless horizontal surface and connected to a spring having spring constant 52 N/m. The piece of clay sticks to the side of the block. If the clay-block system ...

**Social Studies**

Which of the following is a example of how the government of the roman republic contribute to the democratic? It was based on a Dictatorship It was based on a tripartite system It was based on a triumvirate system It was based on a written set of laws I think it is the second one

**histoy please help**

Which of the following happened in the S.C during reconstruction? a. The state developed an oil industry ** b. The state stopped cotton production c. The state built an iron industry d. The state rebuilt its railroad system Which of the following was a cause of tremendous ...

**Social Studies**

Which describes a belief of the progressive movement? (1 point) the belief that government could correct the ills of society the belief that individual citizens could work to improve social problems the belief that business and the free enterprise system could best improve ...

**English**

I thought it was C for this Victor Frankenstein recounts the influences that lead to his great experiment: I feel exquisite pleasure in dwelling on the recollections of childhood, before misfortune had tainted my mind and changed its bright visions of extensive usefulness ...

**History**

Q: The Gadsden Purchase enabled the United States to do which of the following? A. Gain access to important natural resources in the Southwest B. Increase crop production in the Southwest C. Link to the Southwest by railway system D. Provide better defenses against Mexico

**trig gauss jordan**

Write the augmented matrix, and then solve the system, using Gauss Jordan elimination on the augmented matrix. x + 2y - z = 4 -2x + y - 4z = -6 4x - 3y + 2z = -10

**physics**

. 0.30m ....|______|_________________________ ....|...../\ ...|_| <-- box with unknown mass In the figure, the meterstick's mass is 0.200 kg and the string tension is 2.50 N . The system is in equilibrium. Find the (a) unknown mass m and (b) the upward force the fulcrum ...

**Operations Management**

Consider the following system: -> 0.73 -> 0.73 -> Determine the probability that the system will operate under each of these conditions: (Round your final answers to 4 decimal places, not your intermediate calculations.) a.) The system as shown b.) Each system ...

**Math**

Solve the system of equations using substitution, elimination by addition, or augmented matrix methods (your choice). Show work. 3𝑥 − 2𝑦 = 5 5𝑥 + 3𝑦 = 21

**Physics**

Does the total kinetic energy of an isolated system necessarily have to be conserved when its total momentum is conserved?

**Physics 2**

Two boxes are connected by a light string that passes over a light, frictionless pulley. One box rests on a frictionless ramp that rises at 30° above the horizontal (see the Figure below), and the system is released from rest. (a) Which way will the 50kg box move, up the ...

**Physics**

Two boxes are connected by a light string that passes over a light, frictionless pulley. One box rests on a frictionless ramp that rises at 30° above the horizontal (see the Figure below), and the system is released from rest. (a) Which way will the 50kg box move, up the ...

**health**

Drugs work in the brain by tapping into the brain’s communication system and ________ with the way nerve cells normally send, receive, and process information. A. Exploring B. Assisting C. Interfering D. All of the above

**US history**

The gadsden purchase enabled the united states to do which of the following? A. gain access to important natural resources in the southwest B. increase crop production in the southwest C. link to the southwest by railway system D. provide better defenses against mexico

**Biology**

Multicellular organisms use a variety of communication methods to coordinate cell function. Choose ONE of the following examples below and describe the cell-to-cell communication that occurs, and then describe the types of responses that result from this communication. ...

**Biology**

Describe the G protein receptor system and the tyrosine-kinase receptor system. Explain how these two systems are similar and how these two systems are different, in terms of structure and function please.

**geography**

Because of her reform activities, which group would not have supported Rebecca Latimer Felton? (1 point) supporters of educational opportunities for all citizens of the state supporters of the suffrage movement to gain voting rights for women supporters of the convict lease ...

**Astronomy**

Newton’s version of Kepler’s third law is P^2 = 4pi^2/(G(M_1+M_2)) a^3. Since the square of the period P varies inversely with the sum of the masses (M_1 + M_2), the period itself depends on the inverse square root of the object masses. If a solar system has a star that is...

**health**

What are examples of being physically active? A. Baking a cake with the family B. Playing Xbox gaming system while sitting in front of the television C. A brisk walk in the morning D. Planning an exercise regimen

**Physics**

The system of nine small 3 kg objects is rotating at an angular speed of 6 rev/s. The objects are connected by light, flexible spokes that can be lengthened or shortened. What is the new angular speed if the spokes are shortened from 6 m to 2 m?

**Pre-Calc**

Solve this system of linear equations. 5x+2y-7z=-13 9y+z=29 z=2 Is this -1, 3, 2?

**Physics**

Block B in the figure weighs 739 N. The coefficient of static friction between block and table is 0.34; angle θ is 26°; assume that the cord between B and the knot is horizontal. Find the maximum weight of block A for which the system will be stationary.

**Math**

Find all points on the x-axis of a Cartesian coordinate system that are 20 units from the point (0,12) The point (0,12) would just be 12 points up on the y axis, so wouldn't I just count 20 spaces to the left and right so it would be (20, 12) and (-20, 12)?

**math**

the units of a number is 4 more than the tens digit. If the digits are reversed the new number is 1 less than twice the original number. Use a system of equations and substitution to find the number. I'm stuck?!?!

**Algebra**

6. y = 2x - 1 and y = x + 3 ***A. (4,7) B. (7, 4) C. (-7, -4) D. infinite solutions 7. y = 4x and y + x = 5 A. (-4, 1) B. (1, 4) C. (-3, 2) ***D. (2,3) 8. What will the graph look like for a system of equations that has no solution? A. The lines will be perpendicular. ***B. ...

**Check My Answers for Science!**

1: Which of the following is the minimum level of structure needed to perform the function of waste removal? A: Body System B: Tissue C: Cell*** D: Organ 2: Which two systems work with the muscular system to allow the body to move? A: Digestive and Urinary systems B: Skeletal ...

**Science/Biology**

the vessels that contain the largest volume in the vascular system are? I think Arteries

**Fluid Mechanics**

I am trying to work a problem to find flowrate, and a time to reach equilibrium. It sets up like this: I have a tank with a volume of 400 cubic feet full of compressed air at 50psi. The tank has an 8" schedule 40 carbon steel pipe coming off of it with a valve at the tank. The...

**Quick English help**

Select the term that is best represented by each statement below. The words are: acknowledgement, acquiesce, comprise, hierarchy, parity, potentate, subjugate, subservient, tyrant, usurp. Correct me if I'm wrong! 1. "I am equality and balance." (PARITY) 2. " I am the admission...

**biology**

I got a biology project that's about the excretory system & I have to write the word excretory & draw pictures inside of the word that compares it to real life. What pictures can something be compared that involves with the system?

**computing**

You are advising one of your neighbors about the HomeGroup feature of Microsoft. He wants to make sure that all of his computers support this feature. Which one of the operating systems below does not support HomeGroup? A. Windows 7 B. Windows RT C. Windows Vista D. Windows 8

**Physics**

Block A is 4.5 kg and Block B is 2.25 kg. a. determine the mass of block C that must be placed on block A to keep it from sliding if the coefficient of static friction between block A and the table is 0.2 b. If the coefficient of kinematic friction between the surface and ...

**physics**

While the pressure remains constant at 689.5 kpaa the volume of a system of air changes from 0.567 m3 to 0.2283 m3. Determine (a) ΔU, (b) ΔH, (c) Q, (d) ΔS. (e) If the process is nonflow and internally reversible, what is the work? Cp = 0.24Btu/(lbm.° R), Cv = ...

**thermodynamics**

While the pressure remains constant at 689.5 kpaa the volume of a system of air changes from 0.567 m3 to 0.2283 m3. Determine (a) ΔU, (b) ΔH, (c) Q, (d) ΔS. (e) If the process is nonflow and internally reversible, what is the work? Cp = 0.24Btu/(lbm.° R), Cv = ...

**math**

Find the amount of money that Keaton and Jana Smith must set aside today so that they will have $5,000 available to buy a home security system to one year if the annual interest reate is 5% compounded annually.

**Math**

A class went on a field trip to see a play. Adult tickets cost $18 each and student tickets cost $12 each. There were 10 more students than adults that went to the play. If the trip cost $240 in all, how many adults and students went to see the play? Write and solve a system ...

**halp**

3. What are the solutions of the system? y = x + 5 y = x^2 - x + 2 A. (3,14) and (-1,0) B. (3,8) and (-1,4) C. (3,8) and (-1,0) D. (-3,2) and (1,6) 4. What are the solutions of the system? y = x^2 - 2x - 8 y = x + 2 A. (5,7) and (-2,0) B. (5,3) and (-2,4) C. (-5,-3) and (2,4) ...

**physics**

You throw a 0.15 kg ball straight upward from ground level with an initial speed of 15 m/s. (Yes, from ground level. This is to make the calculations easier. If it bothers you, imagine you are standing in a dugout.) Your friend throws a 0.09 kg lump of clay upward after it. ...

**physics**

An automotive suspension system consists of a combination of strings and shock absorbers, if you were an automotive engineer, would you design a suspension system that was underdamped, critically damped, or overdamped? Discuss each case.

**Physics**

A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 260 N/m, as shown in the figure below. The spring is unstretched when the ...

**World History**

These documents(Declartion of the rights of man and the citizen, English bill of rights, Marna carta , declaration of independence) established a system in which: a.The power of a leader came straight from God b. The individual was more important than the state <<< c...

**Math**

17) solve this linear system using the method of substitution. 2y-x=-10 y= -3/2x-1 20) simplify then solve by substitution 2(x-4)+y=6 3x-2(y-3)=13 just need help with these 2.

**physics**

calculate the maximum working current of an appliance rated at 2.4kw with an operating voltage of 240v

**Alg2**

How can (1/4)x-3=(1/2)x+8 be setup as a system of equations? 4y + 4x = −12 2y + 2x = 16 4y − x = −12 2y − x = 16 4y + x = −12 2y + x = 16 4y − 4x = −12 2y − 2x = 16

**World History**

1. Which of the following introduces the views of Locke’s thoughts? “Government should leave business alone…” “The royal power is absolute and the prince need render…” “Men are born free and remain free and equal…” <<<<<<< “The story ...

**physics**

calculate the maximum working current of an appliance rated at 2.4kw with an operating voltage of 240v

**Math (check plz)**

y = 2x + 4 2x - y = 6 Solve the system of equations using substitution. A) (2,8) B) (2,-8) C) (10,24) D) no solution <-- 4x + 3y = 6 -4x + 2y = 14 olve the system of equations. A) x = 1/2, y = 3 B) x = 3, y = 1/2 <-- or D? C) x = 4, y = -3/2 D) x = -3/2, y = 4

**Chemistry**

Consider the following reaction: CO2 (g) + H2 (g) CO (g) + H2O (g) Calculate the value of the equilibrium constant, Kc, for the above system, if 0.1908 moles of CO2, 0.0908 moles of H2, 0.0092 moles of CO, and 0.0092 moles of H2O vapour were present in a 2.00 L reaction vessel...

**math. metric system**

To convert from a smaller unit to a larger unit you divide or multiply or add by 10 ?

**Physics**

(a) Two boxes of different mass are at rest on a ramp. What is the minimum coefficient of static friction between the boxes and the ramp if the system is in equilibrium? Given M=(1+0.34)m (b) Suppose there is no friction between the upper box and the ramp. What is minimum ...