Computer Engineering Questions and Answers May 21, 2020

A turbocharged, dual-fuel reciprocating engine operating in a four-stroke cycle. The engines can run either in the gas fuel mode or in the liquid fuel mode. In the gas fuel mode, the primary fuel is natural gas, and ignition is achieved by injecting a small amount of pilot fuel (diesel oil) near the TDC. Gas fuel mode operation can be approximated

Use KVL, KCL and Ohms laws to find all the voltage and currents (11, 12, 13, 14, 15, 16, 17, 18, VA VB and Vc) in this circuit. SR 8 5.25 V R6 20 R4 www 16 www R 2 k. 20 V R 10 Rs ww 4 4.32 V Vs R3 12 B Rs 6 k

This week we will look at a technology that affects most of us and also is wide-ranging, but goes unnoticed by many people. That technology is radio frequency identification (RFID). It generally started as a way to accurately identify and track inventory, but now is also used in credit cards, driver's licenses, military ID cards, insurance cards,

A complex sinusoid is denoted y(t) e(ojw)t First compute a vector representing time from 0 to 10 seconds in about 500 steps (You can use np.linspace). Use this vector to compute a complex sinusoid with a period of 2 seconds, and a decay rate that reduces the signal level at 10 seconds to 13 its original value. What o and w did you choose Evaluate

Negative benefits of RFID?

How do electrical vehicles impact the companys strategic focus, employment structure, and cost. Also, consider the impact on customers and the community. State what opportunities you see for the company and/or industry using electrical vehicles. What are the limitations, if any, on the use of the technology? Are there any special considerations

What are the major benefits and the negatives of using RFID?

Discuss the need for RFID protection?

At 10. atm and 100 K, radon (Rn) deviates from its predicted volume based on the ideal gas law if sen has a smaller volume it is because the IMF is strong and pulls the particles closer together resulting in a smaller volume than predicted, propose an explanation to justify this observation. Radon (Rn) has a decrease in the volume b) If Radon (Rn)

do you feel the risks/ challenges are worthe the benefits that one can receive from this technology?

Evaluate the integral fidz on the following curves, all of them posi tively oriented, traversed once (a) zj1 (b) zj 1 (c) z 2.

What are other ways people can be protected from RFID theft other than the wallets?

Many of you have expressed concern for the potential loss of jobs due to the introduction of robots into manufacturing and other businesses. While this is a major concern, there are also benefits (to employees and employers) that should also be considered. I linked to a couple of articles and videos that you should review before you add to this

9(t) for st 4 for t ,A periodic pulse train gr. (t) is defined as Then, prove that where fo gr. (t) g(tnTo). 97. (t) 12 27 8 n1 8118 (1)1 2n1 cos (27 fot (2n1)),

One of the "goals" of the 21st century is the replacement of fossil fuels with non-polluting renewable energy sources. Solar and wind are widely explored ideas, but so far, have not provided the availability and reliability necessary to replace existing sources of energy. Although practically non-polluting, solar and wind technologies have a

A series LCR circuit comprises an inductor of 15 mH (with negligible resistance), a capacitor of 220 nF and a resistor of 100 Q. If the circuit is supplied with a sinusoidal voltage of 15 V at a frequency of 2 kHz, determine the magnitude and (8 marks) phase of the current.

a) Find Vs using Kirchhoffs law Ohms law. b) Find the power dissipated by the 2x 2 resistor.,100A 5 79 5. ww An 25 252 W 33 24 2 2.

A 50Hz, 30mile 3phase transmission line delivers 20MW at 400 kV, 0.85 pf lead. If the line resistance and reactance are 200 and 1400 respectively, determine the sending end power factor. Answer e.g. 0.123) pf lead (round answer to 3 decimal places.

What are your thoughts on fuel cell impacting energy companies by replacing and minimizing jobs with fuel cells?

The U.S. and other countries are taking steps to develop domestic renewable production to address the stresses put on the energy infrastructure. This week you will discuss two alternative energy sources ocean energy and wind energy from the readings that will further reduce our dependence on traditional fossil fuels. Describe ocean and wind energy

The U.S. and other countries are taking steps to develop domestic renewable production to address the stresses put on the energy infrastructure. discuss two alternative energy sources that will further reduce our dependence on traditional fossil fuels. Describe the energy sources and how they are being used or can be used today as a viable energy

Brewbean's wants to allow customers to do a product search by selecting a product name of description, and then typing a search term. Using native dynamic SQL, create a procedure named SEARCH_SP that returns the product name, description, and price based on users' search criteria. This procedure needs to handle multiple rows being returned.

What are your thoughts regarding using a pellet stove as an economical alternative to heating your home? Would you consider investing in Biomass as a energy source to heat your home?

As technology continues to emerge and change, situations may occur where companies are challenged with providing information that might not otherwise be shared. This week we will discuss a news item about Apple and the FBI's request that Apple provide the decryption technology to crack the cell phone pass-codes of an iPhone. Should Apple have

Bill Gates suggested that the solution to the privacy and security conflict should come by way of cooperation between both the government and corporations. What are your thoughts regarding the suggestion of Bill Gates?

Apple argued that if they provided assistance to hack the IPhone that all private information would become vulnerable. If Apple went the other direction and agreed to assist the FBI, what do you think would have been the outcome?

3. Converter Analysis (10 points total) For the converter below determine the inductor current ripple (4 points) and output voltage (6 points) in terms of the input voltage, inductance, capacitance, load resistance, duty cycle, and switching frequency. (Note that you may only use some of these terms in your equation.) Assume all components are

The issue transcends the Apple-FBI case, delving into the broader discourse on the responsibilities of technology companies in an era where digital privacy is increasingly under threat. Striking the right balance between privacy and security is crucial for the evolving technological landscape, demanding thoughtful consideration of ethical, legal,

What do you think the long-term ramifications for the technology business and user privacy if corporations routinely cooperate with or fight such law enforcement requests of digital privacy?

Which of the next generation inventions do you believe would be most useful, rideable suitcase, underwater car, flying car or hyperloop? Why? Is there a technology that is not listed that you would like to see invented? If so, please share your idea and state the benefits of having such a technology.

How different companies in the modern era are implementing the System Analysis and Design Technique to grow their business by providing specific industry examples. You will focus on the latest trends in the Systems Analysis and Design around the business of those companies.

In what situations would you will use multiple applications to transfer data? Discuss the pros and cons of using multiple applications. Describe two to three of the templates in Access and what they can be used for?

For the data {(0,0), (1,0), (1,1), (0,5), (1,5), (5,5), (6,5), (6,4)} by taking k = 3. By taking the seed points to be the first three points, viz., (0,0), (1,0), and (1,1) employ k-means where pictorially you need to show the partition after each iteration. Please give your computations in the form of intermediate steps. perform clustering using

Compare and contract Excel and Python.

What are the key components of DevOps? a. Dynamic typing b. Dynamic loading c. Dynamic binding d. Data hiding

Discuss the principles of object-oriented programming (OOP) and provide an example of a class and its objects?

How Does Cyber security Work?

The Acme Widget Company has found that if widgets are priced at $ 373, then 47000 will be sold. They also found that for every increase of $ 14, there will be 800 fewer widgets sold. marginal cost of widgets is $ 186.5. The fixed costs for the Acme Widget Company are $ 36000.if x represents the price of a widget find the following terms of x: 1)

Define the terms "software testing" and "software debugging." Explain their importance in the software development process.

Discuss the differences between TCP and UDP. In what scenarios is each protocol preferred?

What is an incident response lifecycle?

How to handle HTTP requests & response? Explain in detail with an example program.

what is a computing engineer?

Question): Write a java program to find out number of words present in a string? input: This is is java java class output: This=1,is=2,java=2,class=1

What is Java? Explain the main features of Java. What is the difference between JDK, JRE, and JVM? What is the difference between == and .equals() in Java for comparing objects? What are the different access modifiers in Java? What is the purpose of the static keyword in Java? Explain the difference between an abstract class and an interface in

For each of the following ML functions, could the activation record for the function be deallocated as soon as the function returns? Explain why or why not. a. fun f x = x + 1 b. fun f x = fn y => x + y c. fun f x = fn y => y + 1 d. fun f x = map ~ x

Consider an isolated arterial junction with four approaches. Due to high demand, long queues are created during the peak period. To address this problem the responsible authority has decided to increase the cycle time of the junction from 90 sec to 120 sec. The junction control is based on two phases, one for approaches 1 and 3 and another for

Write a detail note on cyber security

The handles of the wheelbarrow are 2.00m long from the front wheel. A 95kg load is placed 25cm behind the wheel. Required: 1.What is class lever is used in the example above? 2.What is the input force required to support the wheelbarrow?

Name the enzyme that transfers an amino group from aspartate. aspartate isomerase aspartate kinase aspartate transferase aspartate mytase

The spool has a weight of 140 lb and a radius of gyration of 2.1 ft. The cord is wrapped around the inner core and the end is pulled with a force P of 35 lb. Find the angular velocity of the spool after the center O has moved 8 ft to the right if the spool starts from rest. Assume it does not slip and neglect the cord mass. Given Find Assume

Give the necessary condition for deadlock occurrence. Briefly explain about bankers algorithm.

In a max heap, if the value 25 is at index 3, what are the indices of its parent, left child, and right child (indexes start from zero) Parent 1, Left Child 6, Right Child 7 Parent 1, Left Child 5, Right Child 6 Parent 2, Left Child 6, Right Child 7 Parent 6, Left Child 9, Right Child 10 Parent 1, Left Child 7, Right Child 8

A black square means that the associated shafts are lifted, so the process is as follows: Lift all odd shafts Slide the bobbin shuttle through the gap in the warp threads Move the reed forward and back to secure the weft thread position Lower all odd shafts Raise all even number shafts Slide the bobbin shuttle through the gap in the warp threads

Assignment 1 Loom Automation (L1, L2) A Dobby loom, which is a device that creates fabrics through a sequence of movements, must be automated to improve performance. Shuttle (not pictured) The shuttle moves left and right through the gap between raised and unraised warp. Warp direction Weft direction Figure 18shaft Katie Loom (adapted from 1) A

A crate having weight of 450 N is fixed using wires AB and AC as shown in the figure. Each wire can withstand a maximum tensile load of 2500 N before its failure. If AB always remains in a horizontal direction, find the smallest inclination 0 to which the crate can be fixed. (5) CE