Homework Help: Computers: Operating Systems

Recent Homework Questions About Operating Systems

physics
A remote controlled car. My 11 year old grandson, Danny, got a remote controlled car for his birthday. His older brother, Jay, has a set of physics tools, including a sonic ranger. Jay is a computer jockey and has figured out how to make the sonic ranger program show any ...

History
Please check my answers. Thank you! The colonies of New York, Pennsylvania, New Jersey, and Delaware were all part of which colonial region? Eastern Middle* New England Southern Question 2 (Multiple Choice Worth 4 points) (01.06 LC) Who would have written a secondary source ...

SOCIAL STUDIES (CHECK ANSWERS) ASAP
1. Which of the following responsibilities are held by the legislative, rather than the executive branch? Select two answers. A) writing and voting on new laws**** B) providing social programs to citizens C) selecting new judges for federal courts D) determining the budget of ...

chemistry
What effect does raising the temperature of the reaction chamber at a constant pressure have on the following reaction at equilibrium? 2NO2(g) N2O4(g) + heat A. The equilibrium shifts toward the reactants because the reverse reaction is endothermic. B. The concentration of NO2...

stats
Jason, a freshman at a local college, just completed 15 credit hours. His grade report is presented below. Course: Calculus, Biology, English, Music, P.E. Credit Hours 5, 4, 3, 2, 1 Grades C, A, D, B, A The local university uses a 4 point grading system, i.e., A = 4, B = 3, C...

Science
A pulley system having 5 pulleys is used to raise a 450N load. find the mechanical advatange and hence the effort if the efficiency is 75%

Science
in a homes central heating system when the room temperature measured by the thermostat reaches a set value the thermostat sends a message to the heater and the heater switches off These action are an examples of a

Social Studies CHECK ANSWERS
3. Which of the following sentences best describes the role of the United Nations in world affairs? A) it ensures that everyone follows treaties B) it maintains good relations and keeps discussions open*** C) it mediates conflicts and supports international projects D) it ...

Science
Which of the following reasons best explains why scientst need a standard measurement system

World History
Please check this. Thanks! Chandragupta’s construction of roads and harbors most clearly demonstrated the importance of what aspect of governance? Public services Trade regulations******** Redistribution of wealth Centralization of rule What was one characteristic that ...

History
Teotihuacan like other early urban civilizations was a. self sustaining and unconcerned with long distance trade as a result of its abundant food supply and specialization of labor b. controlled as an elaborate state sponsored trading system that stretched from present day ...

sciences
Assume you are starting a new research project from scratch, you are interested in one of the following proteins and want to purify this protein for biochemical characterization. Please choose one of the proteins below and write a one-page research proposal. Use BLAST to ...

Micoeconomics
What comparison can you make about a firm operating as a perfectly competitive and as a monopoly? Identify at least 7 characteristics of both market structures

Government
The Intolerable Acts led to most directly to which event? A. Stamp Act Congress B. Constitutional Convention C. First Continental Congress D. Second Continental Congress The Framers Included the Supremacy Clause in the Constitution for the purpose of? A. giving the federal ...

government
Please check my answers and correct me if I'm wrong. 1. In what way was the government of ancient Athens different from that of the United States? A. Athens was a direct democracy in which citizens voted on the law themselves *** B. Athens was an in oligarchy rule by the ...

Algebra2
Solve the system for 2x=3y=2 3x-5y=22

CHECK MY ANSWERS American Government
my answers have * next to them 1. A political system that separates the law-making and law-enforcing branches is called what? (1 point) a federal system a parliamentary system a presidential system*** a unitary system 2. Which of the following statements best describes a ...

History
what statement best describes the government relationship with England that was in the middle colonies A. Middle colonies were all established as royal colony B.each have a different system based on the charter agreed upon with the king of England C.The king of England only ...

Social Studies
1. The Middle Ages began with the collapse of the a. Renaissance b. Roman Empire c. Kingdom of Mali. d. Tang Dynasty 2. In the system of feudalism, who owns the land? a. vessels or knights b. peasants c. kings or lords d. priests 3. A lord's main duty toward the people who ...

Chemistry
When 1.5 grams of salt are added to 12.0 grams of water and the salt dissolves, what is the mass of the system?

chemistry
During a chemical reaction, if Q = K, what can be said about the reaction? A. The reaction still proceeds in both directions, but the net result is that the reactant and product concentrations do not change. B. The amount of product is always equal to the amount of reactant. C...

History
The Renaissance was characterized by a. creating military alliances with China b. rising interest in Roman and Greek antiquity c. the idea that religion was the basis of existence d. broadening recognition of the insignificance of the human experience e. an attempt to marry ...

Chemistry (equilibrium)
C2H6(g) <=> C2H2(g) + 2 H2(g) The ΔH° for the reaction above is +312 kJ. The system is initially at equilibrium. In which direction will the reaction shift in each of the following situations? e) The temperature is decreased. g) He is added at constant volume. h) ...

chemistry help
During a chemical reaction, if Q = K, what can be said about the reaction? A. The reaction still proceeds in both directions, but the net result is that the reactant and product concentrations do not change. B. The amount of product is always equal to the amount of reactant. C...

chemistry
Which statement describes a chemical reaction at equilibrium? A. The forward reaction happens slightly faster than the reverse reaction. B. The reaction has stopped because all reactants have been used up. C. The forward reaction happens at the same rate as the reverse ...

Science
1. A study was done to find if different tire treads affect the braking distance of an Army Jeep. The same road surface was used each time. Independent variable: Tire Treads Dependent Variable: Braking Distance 2. An experiment was performed to determine how the amount of ...

Science
One:the sI unit measure for length the meter-would be most appropriate when Two:The metric System Of measurement is based on the number Three: Scientists use SI because it allows them to compare data and communicate with each other about their results (true/False ~Mia

chemistry
To create a 0.1 M carbonate buffer pH = 10.2. You choose to use a combination of HCO3- / CO32-. This buffer system has pKa = 9.9.   a) Calculate how much you need to weigh in each of the sodium salts, NaHCO3 and Na2CO3, to create 1.0 L carbonate (with total concentration of ...

Technology
Which of the following describes the operating system? A - It commands and controls all of the hardware and other software applications ** B - It contains the circuitry that processes the information coming into the computer. C - It is one of the physical components of the ...

geography
Which items are examples of human-environmental interaction? coal mines the interstate highway system meteor showers oil deposits shopping malls

Chemistry
Using a closed system experiment will a leak during gas evolving reaction overstate or understate the amount of sodium bicarbonate in an alka seltzer cold tablet?

Check my answers in history PLZ
Who is "they" referred to in the following quotation? They also established a number system based on six, dividing the hour into 60 minutes and the circle into 360 degrees, as we still do today. A)The Akkadians B)The Sumerians* C)The Babylonians D)The Assyrians 2. What is one ...

9th grade algebra
Can you explain how to find the solutions to the following system of equation problems? Graph f(x) and g(x) to find the solution to the equation f(x) = g(x). Approximate the answer when necessary. 1. f(x) = -2/3x +4 and g(x)= x - 6 Ans: Step1 graph lines. f(x) has y-int of 4 ...

Social Studies
Which of the following statements best describes a federal system of government? Independent states form an alliance and give up clearly defined and limited powers to a national government. The national government holds all power, creating and abolishing local governments as ...

History
Please check my answers please. Thank you! 1. The U.S. economy is a free enterprise system. True* False 2. Work you do for pay is called a _____. service industry diverse workforce job* volunteer job 3. When there are many people seeking the same job, this is known as a _____ ...

science
which of the following is an example of a model? a. The solar system b. a globe c. a planet d. a padlock Thanks!

information and technology
c) Describe each of the computer specifications listed below i. Intel Core 2 Duo T6670 (2.2GHz,2MB L2 cache) ii. 15.6 HD Anti-Glare (1366x768) iii. 2 GB DDR3 1066 MHz 1DIMM iv. 320 GB 7200RPM v. DVD+/- RW vi. Loaded Operating system Windows 7 vii. Wireless 802.11 b/g/nm BT, ...

physics
How much force will be required to move a seesaw system which is balanced with 50 kg weight on both side to move it 4 centimeter towards up and down side (linear motion).

physics
How much energy will be required to move a balance system to move it 4 centimeter towards up and down side (linear motion).

physics (Simple harmonic motion)
In a horizontal block-spring system,the block mass is m=0.5kg and the spring constant is k =2N/m. At t1=0.1s the block velocity is +0.263m/s and the acceleration is -0.216m/s2. Assuming that the system is undergoing SHM.Write the expression for block displacement from ...

physics
a diver of mass 60kg stands on the end of a diving board of mass 30kg and length 2m. calculate the force exerted by the spring 30 cm away from the pivot. (i think that the force asked is 300N since W=mg (30×10)) hence, calculate the upward reaction force at the pivot and ...

Social studies please help :) thank u so much!
what is one of the values revealed through the indian epics A: the equality of men and women B: the importance of duty over personal desires C: the superiority of the nobility D: the knowledge gained through war and conquest How did geography affect where ancient peoples ...

Technology
Before Katie turns in the paper she typed she wants a peer to review it and give her feedback. Katie uses her all in one printer to scan her edit,prints, and send them to her friend. An all in one printer is 2 answers Input device •• Output device •• Data storage ...

Technology
Katie typed a paper using Microsoft Word. Microsoft Word is a type of? operating system software •• hardware data storage device

science
I believe that our solar system formed by the same process as star formation. A huge cloud of dust and gas collapsed and condensed. Gravity pulled matter into the center core, nuclear fusion began, and our Sun was created. Remaining matter and gas clumped together to form the ...

math
solve the system of equations for x and y { x^2 - 11x -y =-24 x^2 - 11x + y = -24

math homework
solve the system of equations algebraically for x and y { x^2 + y^2 = 26 x + y = 6 a. (1,5) (1,4) b. (4,5) (5,4) c. (5,1) (5,1) d. (1,5) (5,1) e. no solution

math homework
solve the system by gauss jordan elimination { 1/3x + 3/4 y - 2/3 z = -8 x + 1/2 y - z = -24 1/6 x - 1/8 y - z = -24 a. (-6, 8, -24) b. (-6, -8, -24) c. (0, 8, -24) d. (6, 8, 24) e. (6, -8, 24)

math homework help please?!!
solve the system of equations algebraically for real values of x and y { x + y = 16 x^2 + y^2 = 128 a. (6,6) b. (8,6) c. (9,8) d. (8,8) e. no solution

maths
solve the system of equations algebraically for real values of x and y { x+u=16 x^2 +y^2 =128

Math
How do I solve this system of equations win inequalities? {y < 2x+2} {y> -x + 1}

math
solve the system of equations algebraically for real values of x and y { x+y=16 x^2+y^2=128 a. (6,6) b. (8,6) c. (9,8) d. (8,8) e. no solution

math help please?!
Solve the system by Gauss - Jordan elimination. { 1/3 x + 3/4 y - 2/3 z = -8 x + 1/2 y + 1/3 z = 18 1/6 x = 1/8 y - z = -24 a. (−6, 8, −24) b. (−6, −8, −24) c. (0, 8, −24) d. (6,8,24) e. (6, −8, 24)

physics
A 5-kg block lies on a smooth table top. A horizontal string connected to the block is passed over a small pulley at the edge of the table, and a body of mass 8 kg is hung from the other end of the string. Find the tension in the string and the acceleration of the bodies when ...

math
Solve the system by Gauss - Jordan elimination. { 1/3 x + 3/4 y - 2/3 z = -8 x + 1/2 y + 1/3 z = 18 1/6 x = 1/8 y - z = -24 a. (−6, 8, −24) b. (−6, −8, −24) c. (0, 8, −24) d. (6,8,24) e. (6, −8, 24)

Social Studies (Check Answers)
7. How did the great compromise settle the problem of representation in congress? A) it allowed all states to have equal numbers of representatives in congress**** B) it gave each state two senators and a number of representatives based on population C) it gave each state two ...

Accounting
First, you have to categorize each transaction as financial, operating, or investment. THEN, determine if the total assets increases, decreases, or stays the same. THEN, determine if the total income decreases, increases, or stays the same. THEN determine what financial ...

pre calculus honors
solve the system if possible | x+y+z = 15 | | < 7x+y+z = 75 | | | 3x+y-z=29 a. x=10,y=2,z=3 b. x=–10,y=–2,z=–3 c. x=3,y=10,z=–3 d. x=12,y=9,z=–3 e. no solution; inconsistent system

American government
Which of the following is an advantage of a presidential government? A.The president is elected independently of the B.The president is part of the legislative branch of government. C.A system of checks and balances increases legislative power. D.A system of checks and ...

Educational Tech
Before Katie turns in the paper she typed she wants a peer to review it and give her feedback. Katie uses her all in one printer to scan her edit,prints, and send them to her friend. An all in one printer is Choose two. 1. Input device 2. Output device **?? 3. Data storage ...

Social Studies check my answers
what value in amercan history is most fundimental to the us polititcal system? indivudual rights social conformity ******* national security freedom from rule

Social studies
3) which of the following is an advantage of a presidential government? A) the president is elected independently of the legislature B) the president is part of the leg. Branch of government. C) a system of checks and balances increases legislative power. D) a system of checks...

American government
The U.S. government is divided into three branches. What is this an example of? A. Separation of power*** B. Federalism C. Confederate system D. Interpretation

physics .Henry,Damon,Steve,Saed,bobpursley, And This is my question every one
Same rental cars have a GPS unit installed, which allows the rental car company to check where you are at all times and thus also know your speed at any time. One of these rental cars is driven by an employee in the company's lot and during the time interval from 0 to 10s, is ...

chem
Under constant pressure, a system of gases is sealed in a cylinder and then allowed to expand. What can you conclude about the work associated with this change? A. Work is negative and is done to the system. B. Work is negative and is done by the system. C. Work is positive ...

american government
which statement best describes the views stated in thomas paine’s common sense? A. citizens have the right to petition the government B. colonial government need a stronger system of courts C. colonies should declare their independence from Britain D. kings should dismiss ...

Social Studies check my answers
1 which of the following is true of a parliamentary system of a government but not of a presidential system? the government is nnot regulated by a constitution the judicial ranch is part of an unelected senate the legislative assembly is determined by a national election the ...

check my work
3. Which of the following is an advantage of a presidential government? (1 point) The president is elected independently of the legislature. The president is part of the legislative branch of government. A system of checks and balances increases legislative power. A system of ...

Physics
Heat of 30 kcal is supplied to a system and 4200j of external work is done on the system so that it's volume decreases at constant pressure.what is the change in its internal energy (J=4200 j/kcal)

Chem
During which stroke of a four-stroke internal combustion engine is the system's temperature raised because work is done to the gases? A. Compression stroke B. Power stroke C. Exhaust stroke D. Intake stroke

Science
A farmer wants to determine if a new fertilizer gives her a better crop yield than her old fertilizer. She spreads the old fertilizer in field A, which has a brand new irrigation system. She spreads the new fertilizer in field B, which has an irrigation system that will be ...

biology
which of the following is not a characteristic of life A. maintains homeostasis B. composed of cells C. composed of atoms D. carries out metabolism which of the following must be true to consider something to be alive? A. it must be able to replicate it's DNA B. it must be ...

biology
which of the following is not a characteristic of life A. maintains homeostasis B. composed of cells C. composed of atoms D. carries out metabolism which of the following must be true to consider something to be alive? A. it must be able to replicate it's DNA B. it must be ...

physics question
Same rental cars have a GPS unit installed, which allows the rental car company to check where you are at all times and thus also know your speed at any time. One of these rental cars is driven by an employee in the company's lot and during the time interval from 0 to 10s, is ...

Social studies
Which of the following is an advantage of a presidential government? A) the president is elected independently of the legislature B) the president is part of the legislative branch of government C) A system of checks and balances increases legislative power. D) is there checks...

Social Studies
Why are conflicts between the executive branch and legislative branches of a parliamentary system government unlikely to occur? A. parliament as a whole maintains strict oversight over the executive branch B. The executive branch is a part of the parliament, which is the ...

Social Studies (check my answers)
1. What was the initial purpose of the constitutional convention? To write the Constitution. To amend the Constitution.>>>my answer To amend the articles of confederation. To ratify the Constitution. 3. What did the Northwest Ordinance do for the Northwest Territory? ...

Social Studies
Why are conflicts between the executive branch and legislative branches of a parliamentary system government unlikely to occur? A. parliament as a whole maintains strict oversight over the executive branch B. The executive branch is a part of the parliament, which is the ...

Science
which of the following describes scientific inquiry? (1 point) a statement that describes what scientists expect to happen in an experiment facts, figures, and other evidence gathered through observation the diverse ways in which scientists study the natural world a well-...

Socias Studies
which of the following is an advantage of a presidential government? A. the president is elected independently of the legislative brach B. The president is part of the legislative branch C. A system of checks and balances increases legislative power D. A system of checks and ...

science
if a 3118tata commercial vehicle apply barke with abs system at the speed of 40km/h,how much distance cover to stop the vehicle speed of 0km/h

math
A real estate company has a fleet of cars. The annual operating cost per car is C = 0.25m + 1300, where m represents the number of miles traveled per year. Find the maximum number of miles that each car can travel per year to yield an operating cost of no more than $4000 per ...

Educational Technology
Before Katie turns in the paper she typed she wants a peer to review it and give her feedback. Katie uses her all in one printer to scan her edit,prints, and send them to her friend. An all in one printer is (Multiple answers) 1. Input device 2. Output device 3. Data storage ...

math
An oil company operates two Southern refineries. The Alabama facility produces 500 barrels of high-grade oil and 200 barrels of medium-grade oil per day. The Texas facility produces 600 barrels of high-grade and 400 barrels of medium-grade oil per day. By operating each ...

Chem
Consider the following equation in chemical equilibrium C2H4(g) <--> C2H6(g) + 137 kJ What happens to the ethane (C2H6) when the temperature of the system is increased

matg
Solve the system of equations by the elimination method 9/x++3/8y=-9/4 and -1/9x+5/4y=1/9

Calculus AB
How do you solve a system of logarithmic equations? They have completely different bases: {(log(25)^3)x + (log(2)^7)y = log(5)^27 {(log(7)^8)x + (log(3)^5)y = log(49)^2

Physics
Considering a mass-spring system aligned horizontally moving at a velocity v. a) How will the velocity of the mass change if amplitude is doubled. b) How will the velocity of the mass change if the spring constant is quartered? I know the answer to the first one is that it ...

Aviation Security
Question 1 of 20 Why is microwave holographic imaging not being used as a security measure in U.S. airports? A. The cost is prohibitive. B. It violates the Fourth Amendment rights of passengers. C. It issues too many false alarms. D. Each passenger must step into a closed ...

Help me anyone - Pre-Calc
A farmer uses an irrigation sprinkler system that pivots about the center of a circular field. Determine the length of the sprinkler if an area of 2340 square feet is watered after a pivot of 20°. P.S: The formula is A=1/2 theta r^2 Please help me. Thank you.

physic
A 2000 kg car is traveling at 20.0 m/s. Then, it puts on the brakes and comes to a complete stop. The heat generated due to the stopping heats up the brakes. The mass of the brake system is 20.0 kg and it has a specific heat of 0.200 kcal/kg °C. What is the increase in the ...

Chemistry
For the system, H2(g) + X2(g) <--> 2HX(g), Kc = 24.4 at 300 K. A system was charged with 2.00 moles of HX in a 3.00 liter container. The catalyst was introduced using a remote unit, and the system was allowed to come to equilibrium. How many moles of H2(g) will be ...

Chemistry
For the teaction system, 2SO2(g) + O2(g) <--> 2SO3(g), Kc has a value of 4.62 at 450.0K. A system, at equilibrium, has the following concentrations: [SO3] = 0.254 M, [O2] = .00855 M. What is the equilibrium concentration of SO2(g)? The correct answer is 1.28M, but I don'...

accounting
What is the predetermined manufacturing overhead rate? The cost of the direct materials that can be used to manufacture the table are as follows. These cost are on a per unit basis. Table Top $ 1,700.00 Table Leg $ 500.00 Drawer $ 370.00 Assume a $35 per hour wage rate to the ...

maths
I applied Gauss Jordan on a matric and result what i get is x+2y=3 y=0 z=free How to find three intersection points for this system? Kindly help

Physics
A 4.65-μF and an 9.30-μF capacitor are connected in series to a 60.0-Hz generator operating with an rms voltage of 111 V. What is the rms current supplied by the generator? The capacitors are in series so I used C = C1*C2/(C1 + C2) and got C = 3.1*10^-6 Xc = 1/wC...

Maths
Solve the following system of linear equations by addition. Indicate whether the given system of linear equations is consistent, inconsistent, or dependent. If the system is consistent, find the solution. {−7x + 7y −9x + 9y == −21 −27

Physics
An object of area 15sqcm and height 2 cm has a mass of 50g. what is its density in SI system

Business Law
Should debtors who voluntarily incurred debts such as purchase of a home theater system be able to receive the same benefits of filing bankruptcy as individuals who incurred debts involuntarily, such as emergency medical bills? Explain and support your answer with scholarly ...

Math(HELP PLEASE )
solve the system. x=2-y and 3x+3y=6 parallel coincident 4,-2 1,1 I chose the last one and its incorrect

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Homework Help: Computers