Computer Engineering Questions and Answers May 20, 2020

Explain the FailFast iterator and FailSafe iterator along with examples for each.

What is the OOPs in Java ?

Why linked lists is better than array with code in java ?

what is String Manipulation ?

If there are some errors (grammatical or syntax or any ) Below are the slides of my presentation:

Introduction ECOMMERCE Ecommerce stands for Electronic Commerce. It is the buying and selling of goods and services over the internet. More than 2.6 billion consumers currently engage in ecommerce transactions. BIZAPPODIUM Online platform where products can be bought and sold easily in bulk. Key users Supplier, Buyer, and Admin.

When calculating THD, assume that the desired harmonic is the DC component. You must turn in the spreadsheet or code that you used to get the results to receive credit. Show your work for partial credit. (1) 60 W 0 10 20 30 40 50 60 70 80 90 100 50 40 30 20 10 0 Time (us) Fig. I VIn In L 1000 Fig. II R Vout,1. The periodic voltage shown in Fig.

c. Draw a figure of RAID 5 with 7 disks. Mention the content of each disk clearly and use the table in MS office work to create the RAID figure. DO NOT COPY PICTURE from anywhere and DO NOT DRAW BY HAND. (4 Marks) Example RAID 0 A1 B1 C1 D1 Disk 1 A2 B2 C2 D2 Disk 2

Look at the businessIT alignment at Amazon. Compare the businessIT alignment of the Amazon business line that sells products to customers with the Amazon business that sells IT cloud services to organizations. Discuss the synergy across these lines of business for Amazon and the diversity that Amazon uses in its hiring practices to enable

A CEO of a Technology Company refused to provide the FBI with custom software to break into a customers wireless phone to retrieve data that may help in a criminal investigation. The CEO argued that providing that software may weaken the security of all their phones. Evaluate the CEOs action of refusing to provide custom software to the FBI using

Companies have gifting policies that allow exchange of gifts up to a limit without disclosure. By mistake, you had given a gift above your companys limit to a representative of a customer company. Today, that same representative of that customer company is offering you a gift. Would you accept or decline the gift and what other action (not the

Which statement is NOT true about credit scoring system O a. Credit scoring systems enable creditors to evaluate millions of applicants consistently and impartially on many different characteristics. O b. Credit Scoring does not involve inputting information into a statistical model OC Credit Scoring can lead to cost reduction and competitiveness.

A credit scoring system is likely to ask you about the amount of loan. Which of the 5Cs of credit assessment is being assessed by this question Select one 1. Character 2. Capital 3. Capacity 4. Collateral. 5. None of the above

1. List 10 ways in which I.T. has impacted on your quality of life in the past week. 2. This Well Being Rating chart compares Australia with the rest of the world. A longer line means a better comparative performance. (Source OECD. (2016). OECD Better Life Index. Retrieved 2017, from OECD httpwww.oecdbetterlifeindex.orgcountriesaustralia) Provide

Consider the system of equations f(x) 0 given by fi(x) axj b 0, i1,..., n. j1 with aj and b constants for every i1,...,n and j 1,...,n. Prove that the NewtonRaphson algorithm applied to this system will converge in one iteration, regardless of what the initial guess x is.

What percentage of Australian businesses advertises on social media?

As shown in the Figure below, what is the configuration of Network C router to enable John Paul, Rex, Francis and Edcel to communicate using an exit interface routing 192.168.1.030 Fa0 Fa00 PCPT John Paul PCPT Rex Se01 195.100.5.4828 192.168.1.830 OXM Network A Se01 Exitinterface Route Fa0 Fa00 Se00 EVENTUR Network C 195.100.5.028 Se00

Information Technology Current Event Written Report The current events report are meant to be short summaries of events that have recently been reported in the news related to the use of information technology. It only needs to be a 1-2 paragraph forum format summarizing what the report is about. Be sure to include the source of whatever topic.

Explain the concept of speculative execution in modern microprocessors and its impact on both performance and security. Provide examples of real-world vulnerabilities associated with speculative execution and the measures taken to mitigate them.

Q3) Find the number of spanning trees in the following graph. d a b

Q4) Suppose a delivery person needs to deliver packages to three locations and return to the home office A. Using the graph shown below, find the shortest route if the weights on the graph represent distance in kilometres. A 8 6 4 D C 5 3 3 B 5 marks

Q1) 16 teams enter a competition. They are divided up into four Pools (A, B, C and D) of four teams each. Every team plays one match against the other teams in its Pool. After the Pool matches are completed the winner of Pool A plays the second placed team of Pool B the winner of Pool B plays the second placed team of Pool A the winner of Pool

A restaurant offers 5 choices of appetizer, 10 choices of main meal and 4 choices of dessert. A customer can choose to eat just one course, or two different courses, or all three courses. Assuming all choices are available, how many different possible meals does the restaurant offer?

Explain the difference between a class and an object in object-oriented programming.

How can we implement a binary search algorithm in CSE?

What is the difference between pass by value and pass by reference in programming

1) Draw a figure to show the main components of LSTM. Explain each component briefly (e.g., describe the name of each component, what it is used for, and how it is computed use equations if needed). 2) What are the advantages of LSTM over a regular recurrent neural network

What are field-programmable gate arrays (FPGAs), and how do they differ from traditional CPUs and GPUs in terms of application and design?

Describe the concept of parallel processing and provide examples of its use in computer engineering.

How does virtual memory work, and what is its significance in modern computer systems?

Explain the purpose and function of cache memory in a computer system.

What is Moore's Law, and how has it influenced the development of computer hardware?

Describe the concept of pipelining in computer architecture and its impact on performance.

What is the role of a compiler in computer engineering, and how does it relate to programming languages?

Explain the von Neumann architecture and its significance in computer engineering.

What is the difference between RAM and ROM in a computer system, and how are they used?

What is an FPGA (Field-Programmable Gate Array), and how is it different from a traditional CPU or GPU?

Describe the difference between RAM (Random Access Memory) and ROM (Read-Only Memory) in a computer system.

What is Moore's Law, and how has it influenced the field of computer engineering?

What is the role of a CPU (Central Processing Unit) in a computer system?

What is the primary function of an operating system in computer engineering?

In 1908 Henry Ford produced the first affordable automobile (Model T) using his assembly line method. At the time, the assembly line was a new and emerging technology and is now the essential element of most manufacturing processes. You probably can easily identify the benefits achieved by the assembly line. However, there were also (ethical)

Consider the bipolar circuit biased in forward active mode shown below. The collector saturation current is 1x106 A. VBB2.5V B RB RC X Y Vcc 2.5 V 1 ko Ic Q,For the circuit above, IB10 A, VA10 V, and Bfe at VCEVCE,sat is 100. What is the collector voltage, Vc Draw the small signal model for the circuit and calculate the small signal model

Find the die yield for dies that are 1.5 cm on a side and 1.0 cm on a side, assuming a defect density of 0.047 per cm 2 and N is 12.

Suppose that we want to enhance the processor used for web serving. The new processor is 10 times faster on computation in the web serving application than the old processor. Assuming that the original processor is busy with computation 40 of the time and is waiting for IO 60 of the time, what is the overall speedup gained by incorporating the

Evaluate the surface integral I(xdy dz xy dz dx xz dxdy). where S is the surface bounded by z 0, z b, x y a. OR By transformation to a triple Integral, evaluate I f(xdy dz xy dzdxxzdxdy), where S is the surface bounded by z 0, z b, x y a.

1 I Evaluate 1x 0 1 (1 x y) dydx

Evaluate ex3y dxdy over the triangle bounded by the lines x 0, y 0 and x y 1.

Evaluate the integral xy(xy)dxdy over the area between the curves y x and y x. R

Evaluate (x y) dxdy over the area bounded by the ellipse xy q 1. 6

1 1x Evaluate the integral ydydx by changing the order of integration. 00

Evaluate So Sof Jo y ax y4ax2 dy dx.

1 2x Change the order of integration of xy dy dx and hence evaluate the same. 0x2

Evaluate Jo Jx x x y dydx by changing order of integration.

Evaluate 3 dy dx by changing the order of integration.

Changing the order of integration, evaluate

34y SJ (xy) dx dy. 01

Evaluate changing the order of integration.

ay 00 log(x y) dx dy (a 0)

Evaluate by changing the order of integration

X 00 x Sxexly dx dy 00

Evaluate the integral

00 SOSI dy dx. ey y 0

Change the order of integration in the double integral

2a 2ax ax f(x,y) dx dy. 2axx

Find the area bounded by the lines y = sin x, y = cos x and x = 0.

Evaluate r sin dr d over the cardiod r = a (1 cos) above the initial line

Show that where R is the semi circle r = 2a cos above the initial line.

Srsine dr de R 2a 3

Evaluate r 3 dr d, over the area included between the circles r = 2a cos and r = 2b cos (b < a).

Change the order of integration in the integral

acoso f(r,0) dr d 2 Jo

Sketch the region of integration and change the order of integration.

TU cae4 2 a 2log a f(r,e)r dr de

Find by double integration, the area lying between the curves y = 2 x2 and y = x

Find by double integration, the area lying between the parabola y = 4x x 2 and the line y = x.

Calculate the area of the region bounded by the curves

y 3x x2 and 4 y x

Calculate the area included between the curve r = a(sec + cos ) and its asymptote r = a sec .

Find by double integration, the area of laminiscate r 2 = a 2 cos2

Evaluate. where R is the parallelogram in the xy plane with vertices (1, 0), (3, 1), (2, 2), (0, 1) using the transformation u = x + y, v = x 2y.

(x y) dx dy R

1. What is a data structure? 2. Why do we need data structures? 3. List some common data structures. 4. How data structures are classified?

1. Differentiate linear and non-linear data structure. 2. Define ADT (Abstract Data Type) 3. Mention the features of ADT. 4. Define List ADT 5. What are the ways of implementing linked list?

1. What are the types of linked lists? 2. How the singly linked lists can be represented? 3. How the doubly linked list can be represented? 4. What are benefits of ADT? 5. When singly linked list can be represented as circular linked list?

1. When doubly linked list can be represented as circular linked list? 2. Where cursor implementation can be used? 3. List down the applications of List. 4. What are the advantages of linked list? 5. Mention the demerits of linked list

1. What are the operations performed in list? 2. What are the merits and demerits of array implementation of lists? 3. What is a circular linked list? 4. What are the advantages in the array implementation of list? 5. What is the need for the header?

1. List three examples that uses linked list? 2. List out the different ways to implement the list? 3. Write the routine for insertion operation of singly linked list. 4. Advantages of Array over Linked List. 5. Disadvantages of Array over Linked List.

1. Advantages of Linked List over Array. 2. Disadvantages of Linked List over Array.

1. Define Stack. 2. What are the operations of the stack? 3. Write the routine to push a element into a stack. 4. How the operations performed on linked list implementation of stack? 5. What are the applications of stack?

1. What are the methods to implement stack in C? 2. How the stack is implemented by linked list? 3. Write the routine to pop a element from a stack. 4. Define queue 5. What are the operations of a queue?

1. Write the routine to insert a element onto a queue. 2. What are the types of queue? 3. Define double ended queue. 4. What are the methods to implement queue in C?

1. How the queue is implemented by linked list? 2. Write the routine to delete a element from a queue. 3. What are the applications of queue?

1. Define circular queue? 2. What are push and pop operations? 3. What are enqueue and dequeue operations?

1. Distinguish between stack and queue. 2. Convert the infix (a + b)*(c + d)/f into postfix & prefix expression. 3. Write postfix from of the expression A+B-C+D? 4. How do you test for an empty queue?

1. Explain the usage of stack in recursive algorithm implementation? 2. Give the applications of priority queues. 3. How do you test for an empty stack? 4.What are the features of stacks?

1. Define non-linear data structure. 2. Define tree? 3. Define leaf? 4. Explain the representations of priority queue. 5. List out the steps involved in deleting a node from a binary search tree.

What are the steps to convert a general tree into binary tree?

With the use of robots, some of these ethical concerns have evolved over time. Name a few examples?

1. Show by double integration, the area bounded between the parabola y 4ax and x 16. 4ay is 3 2. Using double integration, find the area enclosed by the curves, y x and y x.

1. Evaluate 2. Evaluate Jxy dx dy, where A is the domain bounded by the xaxis, ordinate x 2a and R the curve x 4ay. dx dy (1x) (1 y) M.D.U., 2000 3. Evaluate feaxby dy dx, where R is the area of the triangle x 0, y 0, ax by 1 (a 0, b 0). 4. Prove that 21 00 00 13 1 1 5. Show that fdxf 0 6. Evaluate 00 12 (xy (xy e) dy dx ffye) dx dy. 31

1. Change the order of integration Sdxdy 2. Change the order integration in the integral f(x,y) dx dy ITMxy 0 1

acosa Change the order of integration in lx Change the order of integration in f(x, y)dxdy 0 Jmx x tana f(x,y) dy dx

Evaluate Irsine dr de over the area of the caridod r a(1 cose) above the initial line. Ca(1cose) S S rsin edr de

Evaluate fridr de, over the area included between the circles r 2a cose and r 2b cose (b a). r2bcose 4 Jrdr de Ir2acose

Find by double integration, the area lying inside the cardiod r a(1 cose) and outside the parabola r(1 cose) a. R2 pa(1cose) 2) rdr de 1cos 0 0,Find by double integration, the area lying inside the cardiod r a(1 cose) and outside the parabola r(1 cose) a. R2 pa(1cose) 2) rdr de 1cos 0 0

An inventor claims to have a technique to extend the length of time any cell phone battery stays charged by collecting "cosmic energy" using the phone's antenna. You select 10 cell phones, and measure the duration of the phone's battery charge under normal use. Then you allow the inventor to modify each phone, after which you measure the duration

AI is essentially a technology that enables machines to learn from and adapt to their environment. Eventually, these "machines" may be capable of doing whatever a human can. Most of the search engines in common use today have embedded artificial intelligence to "learn" about what you like and will try to guide your searches. Based on your

Q1 Q2 What are the Arithmetic Operators that Python supports Consider a twodimensional numpy array mat with size 33. How to calculate the sum of each column in matrix (numpy array mat), how to calculate the sum of each row in matrix Q3 Given a set write the python code to perform the following operations Months 1 Jan,

Q5 Q6 Q7 Q8 Differentiate between a) List and Tuples b) Sets and Frozen sets. Write a recursive program in python to find power of a number. For example, 2,5 is given to the function and result 32 must be returned. (Use of power operator or math library will not be considered). Get two strings S1 and S2 from user. Write a program to append string

Consider the ODE system (x x (x2 2x 5x 2 Evaluate the flow ot R R. Find the stable and unstable manifolds. Show that they are invariant with respect to the flow. Linearize the nonlinear equation about the critical point and study the origin. Find stable, unstable, and center subspaces.