Operating System Questions and Answers April 02, 2020

All IO controller cards require a driver. Select one O True O False ,Question 7 Not yet The interrupt service routing is a system program. answered Marked out of 0.50 Select one P Flag question O True O False ,Question 5 Answer saved All operating systems must have easy GUI. Marked out of 0.50 Select one P Flag question O True False ,Question 4

Concurrency means parallel process execution. Select one O True O False ,Question 2 An OS is also software. Not yet answered Marked out of Select one 0.50 O True P Flag question O False ,Question 3 Answer saved Cloud computing allows customers to rent servers and programs Marked out of 0.50 Remove flag Select one True O False

Which of the following instructions should be privileged Set value of timer Read the clock Clear memory Issue a trap instruction Turn off interrupts Modify entries in devicestatus table Switch from user to kernel mode Access I0 device Privileged User mode Privileged User mode User mode Privileged Privileged User mode User mode Privileged User mode

Which of the following instructions should be privileged Set value of timer Read the clock Clear memory Issue a trap instruction Turn off interrupts Modify entries in devicestatus table Switch from user to kernel mode Access I0 device Privileged User mode Privileged User mode User mode Privileged Privileged User mode User mode Privileged User mode

How does economy of scale apply to multiprocessing

All I/O controller cards require a driver.n Choose the correction option True False

What are the methods for a node to acquire services in a peer to peer system

A takes data as its input, performs a numeric operation on this data, and returns a numeric value.

Mention at least three reasons that make time sharing more complex than multiprogramming

is defined as the situation in which access to any RAM from any CPU takes the same amount of time.

Main memory of computer system is also called a. large O b. non volatile C. volatile d. reserved O ,Master slave relationship in computer system is used by a. symmetric multiprocessor O b. symmetric multiprocessing O C. asymmetric multiprocessing O d. asymmetric multiprocessor O ,Symmetric multiprocessing architecture of computer system uses

A mechanism by which CPU control is transferred from one process to another. ,Lists, Stacks, and Queues known as the main of ,What is the interrupt vector ,Os can be viewed from a user or a system view, which of the following is not part of the system view a. Easy to use O b. Performance O c. Reliability O d. resource allocation O

Multiprogramming supports multiuser. bs O ,File management is the system program that gives information about date, time amount of available memory and disk space. ,Bootstrap program is loaded from disk to RAM. ,In single processor system there is more than on task that can be executed concurrently.

Explain how the algorithmic approach to cost estimation may be used by project managers for options analysis?

What is cyber physical system?

Operating System Configuration and Standards a). What is the REACT methodology. Explain the different steps of REACT methodology. b). 802.11 refers to a family of specifications developed by the IEEE for wireless LAN (WLAN) technology. Explain in details different specifications in the 802.11 family in terms of transmission speed and frequency

Transport Planning (The work of a transport planner) The company Visstick BV. In this exercise, you will be working as a transport planner for the company 'Visstick BV' in Apeldoorn (NB: postcode 7314). The company Visstick BV is a wholesaler in frozen fish fingers. The products have to be delivered in refrigerated trucks. The hotter the weather,

Select a specific GUI for a program with which you are familiar and design a series of tests to exercise the GUI.

Write a Java program that displays a frame window 300 pixels wide and 200 pixels high with the title My First Frame. Place the frame so that its top left corner is at a position 50 pixels from the top of the screen and 100 pixels from the left of the screen. To position a window at a specified location, you use the setLocation method, as in

assume mainWindow is declared and created frame.setLocation( 50, 50 )

2 Consider an interactive system with a CPU and two disks The following measurement data was obtained by observing the system (5 Marks) Observation interval30Min Active Terminals30 Think Time12Sec Completed transactions1600 Fast disk access32000 Slow disk access12000 CPU busy1080 Sec Fast disk busy400 Sec Slow disk busy600Sec aDetermine the visit

Create a Visual Logic flow chart with four methods. Main method will create an array of 5 elements, then it will call a read method, a sort method and a print method passing the array to each. The read method will prompt the user to enter 5 numbers that will be stored in the array. The sort method will sort the array in ascending order (smallest

Below are ratios with explanations introduced in this chapter. See Appendix B for additional ratios . Financial Leverage is similar to the debt ratio, in the sense that the more debt a company has, the higher the Financial Leverage. It measures how debt boosts return on assets to increase return on equity. The Return on Equity (ROE) ratio measures

Total assets Stockholders equity Financial Leverage 3D

Next to the following list of eight characteristics of business organizations, select a brief description of how each characteristic applies to corporations. Characteristic Descriptions 1. Transferability of ownership 2. Ability to raise large capital amounts Easily bought and sold 3. Duration of life High ability 4. Ease of formation 5. Legal

The project that Nationwide undertook was quite clearly a success. What made this possible Discuss three different practices that helped Nationwide pull this off. Use examples from the case where necessary.

Why should you write your goals down? a. so you don't forget them b. so other people know what they are c. it is one step for ensuring success d. so you don't change your mind

Trendy Department Store (TDS) has been ordering jeans and shirts bearing a well-known trademark The Young from Chew Sdn. Bhd., their only supplier since 2005. TDS ordered more jeans and shirts of the same type as their previous contracts. However, Chew Sdn. Bhd. delivered the jeans and shirts which were of the same quality but bearing the

Design an OO schema for a database application that you are interested in. Construct an EER schema for the application, and then create the corresponding classes in ODL. Specify a number of methods for each class, and then specify queries in OQL for your database application.

Using the Web, find information about archiving your data. What options are available? What are the advantages and disadvantages of each option? Scan the popular press and/or the Web for clues concerning emerging technologies for computer networking. This may include new uses for current technologies or new technologies altogether. What are the

Code has already been provided to define a function named divideBySeven that accepts a single input variable number that is any positive number. Add commands to use a while loop to repeatedly divide this number by 7 until the value remaining is less than 1. Your function should assign values to the two output variables as follows: Assign the final

Your Function C Reset I MATLAB Documentation 1 function whatsLeft, divisionCount divideBySeven(nui 2 Enter the code for your function here. 3 Code to call your function C Reset 1 whatsLeft, divisionCount divideBySeven(256) Run Function

1 What alternative selection procedures discussed in Chapter 6 could be used to select members for the Seal Team 6 that would not involve outsourced background checks 2 If one is committed to using outsourced background checks what evidence might one want to collect that would allow the assessment of the value of the information in terms of the

Calculation of equivalent ratios Gross profit margin Operating profit margin Return on capital employed (ROCE) Net asset turnover 20X6 per question 40.0 23.6 53.6 2.27 times (i) 20X6 excluding Newt 37.5 18.75 40.0 2.13 times (ii) 20X7 as reported 33.3 10.3 21.8 2.12 times

Using regression modeling, answer the following questions: Based on the sample of customer data, what can we conclude about average customer profitability for Pilgrim Bank's entire customer population? Is the difference in average profitability between online and offline customers in the sample indicative of a meaningful difference in

4 1. Read the opening case below. Discuss the four main processes that Juan needs to be involved in project cost management (if necessary, go beyond the case description and be creative). Generally, why is good project cost management important for IT projects (review sections 71 and 72) (20 points) OPENING CASE Juan Gonzales was a systems analyst

In May of 2014, Hayley and Ferdinand Chouinard decided to open a restaurant and wine bar in McCall, Idaho, a resort town about 90 miles north of Boise. The Chouinards had been following the growth in McCall for several years and considered it to be an area with great potential for their business. They were especially encouraged by French developer

Q3) Consider the specific simplex tableau for a LPP Max Z Z x2 x3 SI S2 1 1 0 0 2 3 1 0 1 0.5 0 1 0.75 0.25 0 0 Basic Z row S1row 0 S2row 0 XIrow 0 xl 2 1 2 1 c) Compute the new Z row elements S3 0 0 0 3 2x x 8 3x2x2 7 X1, X 20 1 a) Identify the entering variable and the associated leaving variable. b) Compute the entering variable row elements

Legacy equipment knowledge: When President Franklin Delano Roosevelt gave his first inaugural speech: the only thing we have to fear is fear itself it lasted about 23 minutes. In printed form it takes about 4 pages. The part that is printed on a page is about 4 1/2 inches wide and 7 3/8 inches vertically. There are about 77 characters per line,

What is the effect of increasing each of the following on an attribute sample size? a). Sampling risk (or risk of overreliance). b). The tolerable rate of deviation. c). The expected population deviation rate. d). Population size.

What is the role of an external auditor is it to simply examine the clients financial statements or does it involve more to be an investigator is conducting and completing the audit?

The CSV (or comma-separated values) format is commonly used for tabular data. Each table row is a line, with columns separated by commas. Items may be enclosed in quotation marks, and they must be if they contain commas or quotation marks. Quotation marks inside quoted fields are doubled. Here is a line with four fields: 1729, San Francisco,

A D H 1776 Washington D.C. Independence that all men are created equal ... 1729 San Francisco Hello World He asked Quo vadis 3.

0 Prove Indentity, Please work out the problem to match the left side. Thanks 2 sin cos 2 sin Cost sin 20 Cos tan sind

Sony Electronic Systems, located in Wellesley, Massachusetts, Boston suburb, assembles and sells the very finest home theater systems. The systems are assembled with components from the best manufacturers worldwide. Although most of the components are procured from wholesalers on the East Coast, some critical items, such as LCD screens, come

1. How important are your personal reasons for choosing a location? 2. What business environment factors will influence your location decision? 3. What resources are most critical to your location decision? 4. How important is customer accessibility to your location decision? 5. How will the formal site evaluation be conducted? 6. What laws and

The client is charged in state court with theft in violation of Criminal Code Section 18-16-401 Theft . The client manages a store for his employer. His duties include running a cash register, ordering and signing for inventory, stocking shelves, and making the daily cash and check deposit with the bank. One day an order of legal pads arrived. The

KERI Stoney we have a real problem Our operating cash is too low and we are in desperate need of a loan As you know our financial position is marginal and we need to show as much income as possibleand our assets need bolstering as well

1. Using your own words, explain how thirdparty cookies are created. 2. Suppose you are an adserving company, and you maintain a log of cookie data for ads you serve to Web pages for a particular vendor (say, Amazon). 1. How can you use this dat to determine which are the best ads 2. How can you use this data to determine which are the best ad

Explain how 3D printing could be used to enable customers to customize their own products McKinney EM Kroenke DK Kroenke DK 2014 Processes Systems and Information 2nd Edition Texidium version Retrieved from httptexidiumcom The attribution above should be used as a guide only please review and modify as necessary

Excercise1 : Use Ipconfig and Nslookup to work with DNS. Open a command prompt window. To see a list of recent DNS lookups, type ipconfig /displaydns and press Enter. To perform a DNS lookup, type ping www.course.com and press Enter. Display the DNS cache again. You should see a DNS record for www.course.com that includes the IP address and other

Advanced Intelligent Systems make up other systems not classified as Expert Systems but do not necessarily mean they are more advanced. Discuss some of these systems or components. For example voice recognition and case based reasoning. What are the limitations of using such systems?

For each of the following activities, identify whether the costs incurred should be allocate to the category of cost of quality a. Prevention costs b. Appraisal costs c. Internal failure costs d. External failure costs 1. Customer inquiries about incorrect billing statement 2. Workers checktest their work before allowing it to leave their work

1. First of all, what is the basic product that SodaStream makes Who buys this product and what is the basic value proposition of a SodaStream machine 2. How is SodaStream adjusting to the competitive threat from Keurig How is the firm repositioning its product Do you think this is a good move. 3. Is this an example of using a cost-leadership

Schedule A of Form 1040 is often a confusing part of the "long form" individual tax return because of the limitations and general disallowing of personal expense deductions. Please use this discussion forum to clarify what is allowed and excluded. Discuss the following with your classmates: Discuss one of the seven deduction sections of the Form

Write a statement that prints "Hello, world" to the screen. Write a complete main method that prints "Hello, world" to the screen. Suppose your name was Alan Turing. Write a statement that would print your last name, followed by a comma, followed by a space and your first name.

If a process exits and there are still threads of that process running, will they continue to run? If a process exits running and there are still child processes of that process running, will they continue to run? What is the difference between these two situation?

What is operating leverage? How, if at all, is it similar to financial leverage? If a firm has high operating leverage, would you expect it to have high or low financial leverage? Explain your reasoning.

Consider a simple economy with two consumers, a single consumption good x and two time periods. Consumption of the good in period i is denoted b xt for t = 1, 2. Intertemporal utility functions for the two consumers are: t = 1,2,.... Endowments are e1 = (10, 0) and e2 = (20, 5). The good is perfectly storable, so what is not consumed in the first

u(x, x2) ln(x) In(x2)

Which of the following are valid types of swaps 1. Floatingforfixed interest rate swaps II. Fixedforfixed interest rate swaps III. Floatingforfloating interest rate swaps IV. Fixedforfloating interest rate swaps a. O b. O c. O d. O e. None of the statements are correct III and IV I, III, and IV I, II, and IV I, II, III, and IV

As a project manager for an electronics manufacturer, you are supposed to design a new low-cost MP3 player in three months' time working with a virtual team of three technicians Because outcome schedule and resources are all interrelated what are some options you might consider if you suddenly lose two of your technicians?

Affluent and aspiring fashionistas worldwide put a premium on owning luxury brands of shoes, handbags, and accessories that have long been designed and manufactured in Paris, Milan, and London. Brands like Prada and Burberry conjure scenes of the European countryside and generations of handcrafted excellence. Recently, however, many of these

Define a function named hv that takes three input parameters h0 the initial height in meters vo the initial velocity in meterssec t the time in seconds The function returns 2 output parameters h the height at timet v the velocity at time t Write a main program that prompt the user for an initial height and velocity, then in a while loop asks the

The application JFacts contains a JFrame, a label, and six random facts. Every time the user clicks the JButton, remove replace the label's text and add a different one. The facts should cycle in order, fact 1 to fact 6. When the JButton is pressed on face 6, the program should display fact 1 again. ***MUST KEEP GIVEN CODE INTACT*** JFacts.java

Each student will choose a Fortune 500 publiclytraded company (see announcements) to use for individual Strategy Term Project (STP). Strategy Term Project Module 5 Competitive Advantage Perspectives 1. Based on information in the annual reports or published on the firms website, summarize what the firm views as the reasons for its successes

What types of existing documents would you want to review Be as specific as you can and make sure to explain how each of your choices relates to the topic of telecommuting?

I need some examples of a the following in a Minix 318 Operating system Implement hidden files and directories within MINIX Modify the existing file server code to support hidden files Implement the new system call to change a regular file or directory into a hidden file or directory respectively It must also be possible to change the hidden

Explain whether green light could be used to pump a red laser. Why could red light not be used to pump a green laser?

Who would you include on a steering committee that is responsible for ongoing HIPAA privacy compliance, particularly in light of the ARRA privacy provisions? Who should lead this committee? Include reasons for your selection and why HIPAA affects all aspects of information management.

Ray Henry is considering expanding the activities at his book stores to include movies. He has some ideas for how he wants to do this and he needs you to help with database design activities to address these ideas. In particular, he would like you to design a database for him. He is interested in movies and wants to store information about movies,

Selenium (Se) is a nonmetal, germanium (Ge) is a metalloid, and silver (Ag) is a metal. Which of the following lists the elements in probable order from least malleable to most malleable A. Se, Ge, Ag B. Ge, Se, Ag C. Ag, Ge, Se D.Ag, Se, Ge 2. A chemist is looking at an electrically neutral atom that has three valence electrons. If she knows the

Weekly commodity prices for heating oil (in cents) were obtained for a period of 30 weeks and regressed against time. The units of time were assigned as 1 for the first week, 2 for the second week and so on until week 30. Based on the regreesion output shown below, is there evidence of a linear association between time, as measured in weeks and

Exhibit 5.7 is a room-occupancy table for the existing system. Each row in the table follows the patients who checked in on a given day. The columns indicate the number of patients in the hospital on a given day. For example, the first row of the table shows that 30 people checked in on Monday and were in the hospital for Monday, Tuesday, and

exhibit 5.7 Operations with 90 Beds (30 patients per day) BEDS REQUIRED CHECKIN DAY MONDAY TUESDAY WEDNESDAY THURSDAY FRIDAY SATURDAY SUNDAY Monday 30 30 30 Tuesday 30 30 30 Wednesday 30 30 30 Thursday 30 30 30 Friday Saturday Sunday 30 30 30 Total 60 90 90 90 60 30 30 88 8

Mcleavey Manufacturing has a demand for 1,000 pumps each year. The company outsources her production by ordering outside supplier, unit purchase price is 60$/ unit. Mc Leavey Manufacturing has to rent warehouse 10% of unit cost per year. And Mc Leavey Manufacturing pays for investment cost of 10% of unit cost per year. For ordering, the company

Old Alfred Road, who is well-known to drivers on the Maine Turnpike, has reached his 70th birthday and is ready to retire. Mr. Road has no formal training in finance but has saved his money and invested carefully. Mr. Road owns his homethe mortgage is paid offand does not want to move. He is a widower, and he wants to bequeath the house and any

The capivari that Augusto accepts at her store is one of 63 circulating private currencies in Brazil Each currencys value is based on Brazils official currency the real with multiple units called reais In Silva

a. Estimate o with 90 confidence given that n 15 and s 12. 3D b. Repeat part (a) with n 30. c. What is the effect of increasing the sample size

Let A = Find the eigenvectors and eigenvalues of A2.

1 2 1 2 1 1 1 1 2