Computer Engineering Questions and Answers May 18, 2021

Write a PHP code for a website that will allow customers to send messages, review new messages /browse messages.?

Construct a 38 Decoder using only 532 Decoder(s) ,a Question Design a 16 people voting system.

How to successfully create a process and terminate a process in under the windows operating system. DO NOT use Notepad or Paint as the executable program. Write another executable program in C++.

Plot a diagram. R programming language. CashOrNothingOption = function(S, k, Time, r, q, sigma) { d1 = (log(S / k) + (r - q + sigma ^ 2 / 2) * Time) / (sigma * sqrt(Time)) d2 = d1 - sigma * sqrt(Time) if(k>S){ return (k * exp (-r * Time) * (-d2)) }else print("zero") }

Consider you are the Software Engineer and start working on the following system. i.e. " COUNSELING SYSTEM FOR SCHOOL " Write down the Scenario of the system (scenario: 300 - 350 words) Proposed a suitable "METHODOLOGY" for the scenario. Explain the Functional Requirements (Six Functional Requirement ) and (Three Non-Functional Requirements) of

Given below the scenario for the Counseling system for school : This Project helps the user (students) to get admission in Courses and Universities (or Colleges) online without having to actually visit the University. This system manages a centralized Database of all Courses, Colleges and available seats (or vacancies). Students can check the

In an interactive tableau method (for a maximization problem), we choose to enter the variable with the most negative coefficient in row 0 into the basis. This rule makes sense because it is not possible that the tableau in the next iteration will have a higher objective function value if we choose to enter a variable with a second (or third) most

Use the Lena image for this assignment. Use a method discussed in class to find all the vertical lines in the image. What size of the kernel did you pick and why. Use the Gaussian operator and the Sobel operator to transform the image. What is the effect of these filters? Transform the input image using full-frame histogram equalization. Present

The lexicographical arrangement of integers, and the Fibonacci sequence. The user will input the number to arrange to (for the first one) and the number of terms (for the second) in C code. Good luck.

Consider the 2dimensional inputs X (X, X) For the following these three SVM kernels (1) K1(X, X) ((X) 10X)((X) 10X3) (2) K2(X, X) ((X) 10.X)((X) 10X3) (3) K3(X, X) (X 5)(X 5) Are they proper kernels, and why

A multi-threaded program executes on a multi-processor computer. The operating system provides the many-to-many model for threads. There are x processors and y user threads, where x < y such that y is much greater than x. What is the performance of the computer if the kernel threads created are between x and y?

Analyze heuristics evaluation: the aim, in which project phases can be applied, who is involved, what is prepared for the evaluation, what outcomes are obtained?

Describe five main issues that may affect the design, implementation, or marketing, also Distinguish between short-term and long-term memory, a state requirement to perform a cognitive walkthrough of a system.

What is a usability testing method? Do you think that prototyping will solve all problems associated with user interface design? Give reason.

Explain about users tasks and needs which are important in user interface design, also Discuss and elaborate the issues to be considered in choosing colors for web pages .

What are HCI design principles? And what is the next frontier for Human-computer interaction?

What is productmarket fit O The degree to which a product satisfies market demand Consumers willingness to pay for a product Products predicted level of industry disruption O The level of innovation present in a new product ,Sharing economy platforms have been shown to have racial bias in their ratings and reviews. True O False

Make a poster presentation on " Impact of E-governance In local municipality". In a poster presentation, there should be Research Topic, Objective, Methods, Results, Conclusion, and References. Make a complete poster.

Write a new code for this problem that satisfies this problem First, the user will input the numbers(integers) eg. 2,3,4,5,6 which the user want to arrange in the lexicographical order And the number of terms it is to be arranged to whether to the next 10th term or 8th term

The lexicographical arrangement of integers, and the Fibonacci sequence. The user will input the number to arrange to (for the first one) and the number of terms (for the second) in C code. Good luck.

Write down the scenario of the Counselling system for School And Draw Class Diagram and Use Case Diagram according to the scenario.

Write an assembly language program to drive a LED connected to PORTD,2 of a PIC18F4520 microcontroller. Include a delay routine call in your program so that the LED on/off phases are visible.

Explain the Functional Requirements (6 Functional Requirement ) and (3 Non-Functional Requirements) of the scenario. Write down the Scenario of the system following system. i.e. " COUNSELING SYSTEM FOR SCHOOL " (300 - 350 words) Then Must Draw USE CASE DIAGRAM" and " CLASS DIAGRAM" of the scenario . Use Stereotype in the "Use Case Diagram" and

Use the model universe method to show that the following argument is invalid.

(3x) (Fx Gx), (x) (Gx Hx) .. (x) (Ax Fx)

how well it will perform as a coordinator for a specific task. The higher the number the better. The 2nd number is the process index. Process 2 wants to start an election for a new coordinator. What is the final identifier and which process will be chosen Describe all major steps of algorithm along with message type and contents after a major

Write a new code for this problem that satisfies this problem First, the user will input the numbers(integers) eg. 2,3,4,5,6 which the user want to arrange in the lexicographical order And the number of terms it is to be arranged to whether to the next 10th term or 8th term

The lexicographical arrangement of integers, and the Fibonacci sequence. The user will input the number to arrange to (for the first one) and the number of terms (for the second) in C code. Good luck.

In an orthogonal frequency division multiplexing (OFDM) system, if the number of points for IFFT is 48, coding rate is 2 and the coded bits per subcarrier is 2, calculate the data bits per OFDM symbol.

What do you know about the "do/while Repetition Structure" and the "for Repetition Structure"? Write about the "switch" and "break & continue" Statements.

What is two-dimensional array and how is the declaration process of two-dimensional array in C? Initialize a two-dimensional array in C, size of (3x4)?

Given the following code LW R2, 0(RO) Add R1, R2 Sw R1, 10(RO) Add R1, R4 Mov R3, R1 Sub R2, R1 Inc RO For a processor with Harvard architecture, running the above code How many cycles needed to run the above code using stalling only 1 How many cycles needed to run the above code using full forwarding 2 How many cycles needed to run the above code

Express the decimal number (39.75) in singleprecision floatingpoint format Show step by step solution. And finally fill the result on cells.

Convert the following C program into MIPS assembly code. Clearly mention the mappings between the C variables and the MIPS registers. (You must use the legit MIPS instructions that are discussed in the lectures. Hint use slt and then compare for equality.) while (i j) i i 2 i and j are integers and NOT in memory

For the following network, write down the network definition PN (N,MO) Create the reachability tree by performing coverability analysis starting from the initial marking. Find out if the network is Kbounded and mention the value of K. Is this network live is this network Persistent is this network conservative p2 t2 2 t1 p1 p4 t3 p3

Draw the number shapes of 3 and 5 using Midpoint Line algorithm, You have to use use the jogl library, give the java code and attach a picture of the output

Anshuman is a Firstyear engineering student. For him it is difficult to decide what to do in the evening. There are four things that he can actually quite enjoy doing, or have to do to play Soccer, watching TV, going to a party, or even (gasp) studying. He is looking for a nice Decision Tree that will let him decide what to do each evening without

write a documentation on this mobile application template project following this steps for this student enrollment management 1. problem statement 2. all requirements 3. software process 4. software modeling 5. software system architecture 6. design and implementation 7. testing 8. software project management: planning,costing,schedule,etc ?Show

Not Secure almighty.byethost22.comStudentEnrollmentSystemStudentEnrollmentSystemdashboard.php STUDENT ENROLLMENT SYSTEM Syna ecole SCHOOL OF ENCINEERING SCIENCES OF UNIVERSITY OF CHANA STATISTICS Stetistics Students E Closs OFees Payment E Poyment Report O Users O Repons STUDENTS CLASSES NURSERY STUDENTS PRIMARY STUDENTS SECONDARY STUDENTS ADMIN

Consider the open loop system GH (2) (z0.75)(z1) a) Design a controller that assigns the closedloop system poles to z 0.25 j0.25 and the rest poles to 2 0. b) Illustrate reference signal, closedloop system output and control signal produced by controller via Matlab. c) Design a prefilter so as to eliminate the impacts of the controller zeros.

We know that in a regularized logistic regression the cost function J(0) is given by the following equation J(0) Ey log h, (x) (1y) log(1h,(x) 2m 1 where, h,(x) 1e i Show that the equations to update the parameter 0, using Gradient descent is given by 0, 0, a(, x)y) i. ii.

Bob wants to communicate with Alice for sending some confidential data over the network. Trudy is an intruder and pretending to be Alice, and in an attempt to intercept traffic between Bob and Alice with a Man-in-the-Middle attack. Now, a TCP connection is established between Bob and Trudy. Trudy sends Alices certificate to Bob during the

Consider the following transition matrix. Coke Pepsi Coke 0.6 0.3 P psi 0.4 0.8 Apply markov chain algorithm on above matrix and find a) The probability that the person will buy Coke at thethird purchase from now. Given that he is currently a Coke Purchaser b) The probability that the person will buy Pepsi at the fourth purchase from now. Given

Show/Demo the basic step-by-step of PHP, provide sample codes and the generated output. n

Apply First Order derivative on this image Vertically.?

2 2 2 3 3 2 1 1 1 2 3 2 2 3 4 3 2 3 4 4 3 3 4 3.

How to make an x8 skykwalker in Solidworks?

Analyze problems below with foster methodology and design a parallel computing algorithm to solve these problems with at least 16 processes. Write your algorithm using pseudocode or C programming language and MPI library. a. Search and count an parameterized object image with 16x16 resolution in an image with 7680x4320 resolution b. Calculate

You have created a basic form and added interactivity to images using JavaScript. Now it is time to validate information entered into your form fields. You will use the "registration.html" file found in your Zip file. You will see that the page has a form with the following fields to allow users to register for an account. The items in parentheses

Where does it end up Where is the point (8, 9) after it is rotated through 500 about the point (3, 1) Find the total M matrix. Present the steps of your algorithm and provide detailed solution.

Faisal wants to send an email to Qasim. The email contents are private and Faisal does not want them to be read by any attacker who may intercept this email on the network. Which security objective should Faisal ensure to protect his email You must provide a reason to support your answer. 2 points Paragraph BIEE Path p

Write a program that calculates the following series SUM 1 12 13 14 ... 3D 1n n is a number that is entered .from the K.B

Write a 'c' program to fuzz a fuzz a function in binary ( a specific function in binary) using libfuzzer? The inputs to the program is binary and the function address . void* handler = dlopen("./libcrackme.so", RTLD_LAZY); // libcrackme.so is the shared binary and using dynamic linking for linking the binary 0x11a9 - this is the function address

1) Using Goal Seek 2) Fill in the formulas for Net Profit and Actual Profit 3) Assuming everything else remains the same, how much will I have to charge to make 500 in actual profit Answer Bagel Store Ingredient Cost unit RentDay LaborDay PriceUnit Units Sold Net Profit Tax Actual Profit 50.25 75.00 100.00 1.00 400 125.00 15 106.25

3. By using Matlab Use Simpsons one third rule to find the area under the curve of f(x) x 0 to x b and n 12 (Note b is the biggest number from your MEC ID number. Attach screenshot of your Matlab work here) from

Suppose a computer is using a direct cache mapping scheme with 2 12 bytes of byte-addressable memory and a cache of 16 lines where each line contains 8 bytes. a. How many blocks exist in the main memory? b. What are the sizes of the tag, line and word fields? c. To which cache line will the memory address (0D1) 16 map?

For the following network, write down the network definition PN (N,MO) Create the reachability tree by performing coverability analysis starting from the initial marking. Find out if the network is Kbounded and mention the value of K. Is this network live Is this network Persistent Is this network conservative p2 t2 2 t1 1 p4 t3 p3

You will be given vhdl code and you need to pipline it then write testbench and do file for it How can i practice on that please help me i have an exam next week?

Consider the datalog program P defined as follows par (X,Z), par(Z,Y). par (X,Z), par(Z,W), par(W,Y). r(X,Y) s (X,Y) (a). Given the facts r(0,1) and s (1,2), determine all possible tuples derived in par, and justify your answer. (b). Express P in (1) Relational Algebra and in (2) Domain Relational Calculus (DRC) languages.

In the book, it has been shown that E TM and EQ TM are both undecidable. Now using the information, determine whether E TM and EQ TM are recognizable or unrecognizable.

2. Solve the following Tableau A1. A B A2. C D A3. (B V D) (AVB) G1. AVC ,4. Solve the following Tableau A1. T (U V) G1. TOU

Analyze and design a counter that can able to produce a sequence of starting 3 letters of your name. Name is MARIAM, so covert MARIAM into ASCII code. It became M = 77, A = 65 and R = 82. So the counter will read 7, then 7, then 6, then 5 then 8, and then 2

We want to design a 16GB YTE memory system that can be accessed in bytes using 4G * 1 DRAM CHIP. Show memory organization that includes chip arrays, various input/output signals, MAR, mapping to MBR, etc. (Place memory address line to enable data interleaving) Briefly explain what the advantages are of doing data interleaving above.

Create a Matlab code that solves the equation dd method. Be sure to graph the solution. 2ty with y (0) 1. Using the Runge Kutta

Using Proteus, design a 5bit DOWN counter using Masterslave JK flip flop The counter is supposed to count from 11111 to 0000. However, in your design the counter should preset itself when it reaches 01101, Submit your model and a snapshot of your simulation results.

Find the Unifier and prove the validity of the following.

a) Find twe unifier for ) Pmove the vali dity of 3x(x)Vx

1 a. Intrusion detection is based on the assumption that the behavior of the intruder differs from that of a legitimate user in ways that can be quantified. Of course, we cannot expect that there will be a crisp, exact distinction between an attack by an intruder and the normal use of resources by an authorized user. This poses a challenge to the

1 a. Intrusion detection is based on the assumption that the behavior of the intruder differs from that of a legitimate user in ways that can be quantified. Of course, we cannot expect that there will be a crisp, exact distinction between an attack by an intruder and the normal use of resources by an authorized user. This poses a challenge to the

Please answer only if you have knowledge of the Cobol integrated project and microfocus COBOL system, otherwise, I ll report your answer How to implement system malfunction due to developed code which is dealing with financial transaction in production. Please help with the process in a real project environment and Please explain with an example

Suppose in the Interrupt vector table, the value 8B9C H is stored starting from the address 00010 H and the corresponding value of the interrupt vector is 096BC H. What will be the value stored in location 00013 H?

Find 2 examples of good user interface design, and 2 examples of bad user interface design?

put this table into 3rd normal form.

CREATE TABLE order item ( oiid tinyint(4) NOT NULL, oiorderid tinyint(4) DEFAULT NULL, oiproductid tinyint(4) DEFAULT NULL, oipriceperunit smallint(6) DEFAULT NULL, oicartquantity smallint(6) DEFAULT NULL, oitotal smallint(6) DEFAULT NULL ) ENGINEInnoDB DEFAULT CHARSETutf8mb4

Design a logic circuit to show 2 (two) BCD codes on 2 (two) 7inch displays segments, common anode, not simultaneously. The selection of the BCD code must be made using CI 74157 (quadruple multiplexer with 2 inputs) and the conversion of the BCD code for a 7segment display must be done using the Cl 4511BP5V CMOS5VIC (BCD decoder for 7segment

So I have to run a supercollider program on a Raspberry Pi zero, can anyone provide instructions?

Suppose a PIC is being used with an 8086 MPU. Now, lets say the IR6 interrupt is already in service and not finished yet. Then IR4 interrupt occurs. After the interrupt occurs, we check that the current value of the S5 pin of the 8086, which is currently low. In this case, what will be the value of the In-Service Register (ISR)?

Image processing is a method of performing operations on an image in order to improve it or obtain useful information from it. Image processing has various applications in fields such as medical, defense, industry, remote sensing, pattern recognition, and video processing, among many others. In this project we will create an application that

Let f(x) 2 sin x. Compute (1.05), f(1.05) and (1.05), using suitable interpolation Formula. Also Discuss Iterative interpolation Aitken method. 1.0 1.04 1.06 1.10 f(x) 1.6829 1.7733 1.8188 1.9103

Which of the following is true? Select one: Given that B receives the data, {({(M1,K1)}K2, {|{M2}K1|}K prA )}K2 and {|(A, B, K2)|}K PrS , B can prove that A sent M1 Given that B receives the data, {({(M1,K1)}K2, {|{M2}K1|}K prA )}K2 and {|(A, B, K2)|}K PrS , B can prove that A sent M2 Given that B receives the data, {({(M1,K1)}K2, {|{M2}K1|}K prA

Write a script to find the largest of 3 numbers? Write a script that will compare 3 strings? Write a script that will read 3 numbers (1,2 and 3) and display them in words? Write a script that will print numbers in descending order from 10 to 1? Lab Exercises: BashScripting for Linux/Unix

Describe and explain the following digital ICs parameters 1. Speed of operation 2. Noise immunity 3. Power dissipation 4. High-level input voltage

Create a mini DBMS employee management system project using sql + javafx Note : above is simple demo but your system should perform all operations such as retrieval of data, search of particular data , update, delete , modify , submit new data into database etc.

make an obstacle avoider using raspberry pi . you shall use 2 motors(one left and one right), 3 sensors (one at the front one to left and one to right) . if there is any obstacle to right it will turn to left and vise versa. write its python code and implement its schema

Survey for the last security methodologies to protect the SS7 network from 2015 to 2021 according to authentication and integrity

Design Frontend for Inventory Management System using HTML and CSS code only. Kindly provide Sourcecode.

Provide the proper terms for the network parts indicated in red.

G D, E A B C D E F G H

1. Describe and explain the race condition in J-K flip flops. 2. Functions of asynchronous inputs of flip flops

Use the diagram below to determine a proposed logistic regression model to classify the distribution. Provide the values of z, function for y = 0, function for y = 1, and the boundary.

Draw the AON and use the Critical path method to compute the CP, and total slack. Use PERT to analyze the chance the delays on CP activities does not push the project duration beyond 35 days. x: is a last digit of your roll number y: is a # of sibilings (0,1.) z: is a last digit of your mobile number Activity predecessors Optimistic Most likely

Find out the Functional and Non-Functional Requirements: 1) have a two-second maximum response time for predefined queries and a ten-minute maximum response time for ad hoc queries. 2) include the company standard logo and color scheme 3) Only Dr. Aarij can access blackboard data. 4) X must check a users identity and password. 5) provide monthly

Create a shortcode in Matlab that calculates the reverse transformation Z of the signal. Use the created code to calculate the input of the signal for: X(z)=(4-1/5z)/[(1-8/15z)+1/15z] + (3+3/20z)/[(1-9/20z)+1/20z]. Show graphically poles and zeros, convergence zone. Calculate the output of the system if h(n)=2^n u(n) + u(n+1).

For the two processes below, implement and adopt a special machine instruction to guarantee the mutual exclusion between them. Process A Process B Int a input.nextInt () Int e 4 aa5 while (c0) system.out.print (a) system.out.print (c1) C

Design a circuit which subtracts (B) from (A) and store the results in C. show the timing diagram of the operation. (A)(B) (A)(B) (A)(B)1 (C) Elow, Bus1 (A) (B) Posedg E (A)(B)(Bus4) Bus2 (c)

Design a circuit which negative the content of any register and store it in the same register.

Write a JavaFX program to store the details of the IPL matches in the database. Design an app that analyzes the performance of each team with the help of charts.

Consider the following project activities: Draw the AON and Use the Critical path method to compute the CP, and total slack. [5] Use PERT to analyze the chance the delays on CP activities does not push the project duration beyond 30 days. [5] Value of x : 1 Value of y : 4 Value of z : 5 Activity predecessors Optimistic Most likely Pessimistic A -

In 8237 DMA Usage of System Bus Architecture, the HOLD signal at the beginning of the transfer send from DMA to Main memory. O a. True O b. False

Synchronising the microprocessor with any 1O device in which the device sends a signal when it become ready is called O a. DMA O b. 10 mapping O c. Signal handling O d. Interrupts

In for Unsigned Binary Division metod if the Q reg1011 and the divisor 11, After tracing the flow chart on book. The initial value at the Fourth cycle is for reg A and for reg Q O a. 00010, 1100 respectively O b. 00001, 0110 respectively O c. 0010, 0011 respectively O d. 1000, 1111 respectively

In the Software poll technique for Identifying Interrupting Module CPU usually asked every IO module to determine which device caused the Interrupt. O a. True O b. False

One statement is incorrect about Memory mapped IO O a. Both IO and Devices and RAM have the same address space O b. Peripherals has a particular commands for IO Single readwrite to the bus O d. Peripherals looks like memory location

overflow is another problem in twoscomplement representation that can be solved using unsigned representation. a. True O b. False

One of these statements is false in terms of the IO channels types O a. none of the above O b. multiplexor channel transfer data in parallel O c. multiplexor channel selects more than one IO device simultaneously. O d. selector channel transfer data in parallel