Computer Engineering Questions and Answers May 26, 2021

Define the following I. Data Dictionary with example II. Meta Data with Example III. Conceptual level view? IV. What is mean by mapping in DBMS.

Draw an E-R diagram Representing the relationship between Employee with Attribute EmpID, Name, Address And Project with Attributes proj-id and proj-Name. Each employee may be assigned one or more projects, or may not be assigned any project on the other hand one or more projects, may be assigned to an employee.

From the mentioned below discuss which model is more suitable for storing data. And what are the drawbacks of other models which are not selected by you for storing data? i. Hierarchal model ii. Network model ii. Relational model

Our examples in the chapter have focused on manufacturing, where the output is units of product and the inputs are manufacturing activities or costs. The concept of productivity can be applied in a variety of settings, wherever there are inputs and outputs. For example, consider LandscapeCity, a landscape design company that specializes in small

Use the class diagram to answer the below questions. The class diagram models a system for administering the photography competitions run by a camera club. Figure 1 How many classes are there? Nominate them. What kind of relationships are there between classes? Nominate the classes that are connected with certain relationship According to Figure 1

Member Club 1 name String membershipNo Integer 1 Print abstract Competition date Date Entry entered title String 1 firstPrize 1 secondPrize ColourPrint BlackAndWhitePrint

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 Counseling System For School system. Proposed a suitable methodology for the scenario. Explain the functional requirements and non-functional requirements of the scenario. Construct the UML models of

There can be more than one Euler tour on a line. As the starting and ending points change, different Euler tours can be found. The answer to the question of whether there is an Euler tour or an Euler path on a line created in this assignment will be sought. Homework consists of three stages. In the first step, a random graph will be created. In

B A B A F (a) F (c) E E A B B F (b) F G (d) E E

Consider the following scenario: A university consists of several departments. Each department is identified by its name and location. Students are enrolled in different departments. Every student has a student id, student name, address and phone number. A student can be enrolled to exactly one department. A department can have one or more

There can be more than one Euler tour on a line. As the starting and ending points change, different Euler tours can be found. The answer to the question of whether there is an Euler tour or an Euler path on a line created in this assignment will be sought. Homework consists of three stages. In the first step, a random graph will be created. In

B B F E F E () (b) B C E F E () (d)

Create a class which only works for absolute numbers, if it encounters any negative occurrence, then it throw an exception to its handler and display errors.

Obtain Degrees of Freedom 2 (DF2, for Residual) 03 O 14 04 10 What is the pvalue for the model 2.4E06 O7.7E05 O 1.2E05 3.2E04

HW2 design a (3bits) up counter using Tflipflops with negative edge clock pulse, draw the timing diagram and truth table for this counter.

Describe key aspects of pervasive (or ubiquitous) computing. How is it different from conventional or traditional computing?

Mention the applications of FIRST and FOLLOW functions in terms of Compiler Design.

Describe a state-space in which Depth-First Search outperforms Iterative Deepening Search?

Read the following cases and answer the questions. Luis and Mia are good friends. Both attend at Technological Institute of the Philippines. One day when Luis is offcampus interviewing for a parttime job, someone asks him how many credit hours of computer science courses he has completed. Luis calls Mia and asks her to access his student records

Read the following cases and answer the questions. Luis and Mia are good friends. Both attend at Technological Institute of the Philippines. One day when Luis is offcampus interviewing for a parttime job, someone asks him how many credit hours of computer science courses he has completed. Luis calls Mia and asks her to access his student records

What For a 2bit, 4X4 Image region given as 1 0 QTID 2 1 1 0 1 2 R 3 2 3 2 1 1 0 Calculate the second order Histogram Also calculate the mean, autocorrelation, Covariance and Inertia of second order histogram.

Questions: 1. List the problem(s) that you can identify. What do you think is actually happening at this point in time? Is it relevant? Is it related to anything else going on? 2. Is this an internal or external problem? Explain why. 3. Who (if anyone) in the company should be notified right now? Explain why. 4. Should anyone outside the company

You work in IT for Company A, and you are involved in system and network administration. Company A develops and markets cuttingedge IoT sensors for use in healthcare and government surveillance Security is part of your responsibilities A security breach at your organization would be headline news, with extremely negative ramifications for the

3. Conduct an engineering standards research and do the following a Provide the specific standards that apply to your individual designtechnical tasks... Identify the specific engineering standard. Describe how the standard applies to your individual design projecttechnical tasks (i.e. how you will use it in your design). Make sure this is

I need the answer as soon as possible

Let f(x) x 0

1. What will be the address of LISTC,ENDC and PROGC if PROGC loading address is 40E2 in memory 0000 PROGC START O 0060 LISTC 0072 ENDC EXTDEF LISTB, ENDB EXTREF LISTA, ENDA EQU TOTAL MACRO ID LAD ADD STA MEND EQU XID1 XID2 X ID3 Explain Absolute Loader concept with algorithm. With suitable example explain macro processor design options in detail.

who solve d the first problem will also Solve tke an exam, two reasoning problem 1 aud 2, 35 7. students Solued Problen 1 aud 157 students O In are asked. Students Solved both the problem. How many Second problem. O If A and B are two nandom events with Prababilities of PCA) t , PlB) ,p(ANB Calculate 1 p(AB) 2 P( BIA) 3 PLAUB) P (AB) 5. P(BAS) (

Convert the following function to its corresponding canonical POS form using boolean algebra. Write down the Maxterms of the function. F(w,x, y, z) (wxyz)(xz) NB You cant find out SOP and then just write the POs terms. You have to find the POS terms using boolean algebra as mentioned. NB You cannot use truth table.

Define lines shown in Figure1, and then draw it using DDA (X1,1) (X1,y1) (X2,y2) (X2, y2) Figure1 (X1,y1) (X2,y2) (X1, y1) (X2,y2)

Q2 Write a script file to transpose horizontal vector created in Q1a and do the following operations (addition, division, and multiplication) between the transposed vector and the normal vector created in Q1a to generate a new vector. Q3 Write a script file to generate a vector contains (1 row) and (20 columns) not equally spaced, the script must

Using Structure in C++ create a linked list

Programs Related to Single Linked List 1. Creation of a Linked List include include using namespace std struct link int info struct link next struct link start Function prototypes void create (struct link ) void display (struct link ) int main () struct link start, node create (node) display (node) void create (struct link node) char chy

What percent of this grid is shaded 2 25 8 100 O 80 O 8

Consider the following 0x86 program: .data array DWORD 1,2,3,4,5,6,7,8,9 array Size=($-array)/4 ; array .code main PROC mov ecx,arraySize-1 mov esi.OFFSET array L1: mov eax.[esi] cdg mov bx.2 idiy bx add esi,4 smp, edx,0 je lbl jmp next mov eax.[esi] mov [ei].cax shr eax, 1 loop L1 exit main ENDP END main What is the content of the array at the

The following readings were recorded for current mcasurement 20mA, 19.8mA, 20.2mA, 19.8mA, 19.5mA, 20mA, 19mA, 19.5mA Calculate Arithmetic mean, Deviation from the mean, Average deviation, and Standard deviation.

Why Left Recursive Elimination is badly needed in Compiler Design? Explain it.

How to find Total Resistance and Current? How to Find current and voltage of each resistors?

A 1kn 2.2kn C , 4702 B

Information Technology for Management: On-Demand Strategies for Performance, Growth and Sustainability 1. Explain McDonalds mission and responsibilities. 2. What limitation did McDonalds face in gaining data that was meaningful to decision-making? 3. Describe trend analytics. 4. Is McDonalds product oriented or customer oriented? 5. Why is the

hi there. Whats is the answer of these Questions below these are from this book chapter 4 Information Technology for Management: On-Demand Strategies for Performance, Growth and Sustainability Questions 1. Why has group work becoming more challenging? 2. What might limit the use of face-to-face brainstorming? 3. How can online brainstorming tools

1. What is Procter Gambles business strategy What is the relationship of collaboration and innovation to that business strategy 2. How is PG using collaboration gystems to exe cute its business model and busikess strategy List and describe the collaboration systems and technologies it is using and the benefits of each. 3. Why were some

You are required to trace the following program where the input provided to the scanf is your student number. You must draw the process tree, identify a potential output and clearly state if the output could be different. int num; scanf("%d", &num); int n1; int pid = -1; for(int i=0; i <2; i++) { if(pid) { n1 = num%10; pid = fork(); num /= 10; } }

A new airport being built will have three terminals and two baggage pickup areas. An automated baggage delivery system has been designed to transport the baggage from each terminal to the two baggage pickup areas. This system is depicted graphically in Figure 5.43, where nodes 1, 2, and 3 represent the terminals, and nodes 7 and 8 represent the

100 2 150 100 150 100 100 100 200 100 100 100 150 100 150 3. 150 1,

create clr(1) and lalr(1) parsing table for the following grammers: 1: 1.S->(S) 2.S->a A 3.A->b 2: 1.S->Aa 2.S->bAc 3.S->Bc 4.S->bBc 5.A->d 6.B->d

1. Two 100horsepower motors are being considered for use in the following table Brand A Brand X P1,900 P6,200 10 10 None None Purchase Price Useful life in years Market Value Annual Maintenance Expense Efficiency P170 80 P310 90 a. If the power costs P0.10 per kWh, and the interest rate is 12 per year, how many hours of operation per year are

1. Mrs. Renata converted the payment of her P50,000 debt to five (5) equal payments at the end of each year. If there is an interest rate of 10 per year, determine the present worth and future worth of the annual payments. What is the value of the five (5) annual payments at the end of the third period Include the cash flow diagram in your

3 Design a system (hardware and software) to test a 2 input NAND gate. 4.

Given the total cost function TC = 1000 + 10Q, where Q = units of output: a) Determine the equations for TFC and TVC, and illustrate graphically the relationship among TFC, TVC, and TC. b) Determine the equations for AFC, AVC, ATC, and MC. Graphically illustrate the relationships to one another. c) What, if anything, can you infer about the nature

Write an assembly code to do the following O edit DAhmad SaeedLab2021.. O X 1. Set the register AL and DH with immediate (direct) values (10h) and (T) as your learn from the previous lab file edit bookmarks assembler emulator math ascii codes help open examples compile new save 01 org 100h 02 03 04 05 06 2. Then, transfer the content of AL and DH

What do you mean by a company takeover? What are the interests that the Corporations Act, 2001 (Cth.) seeks to protect by regulating the takeover process? What are the fundamental differences between a market bid and off-market bid?

A. Explain the two different techniques for generating random numbers with examples? B. Describe the Mid-squire method for generating Pseudo-Random numbers. C. With your understanding of Mid-Square method of generating PseudoRandom Numbers, generate 5 PseudoRandom Numbers from the seed number 3825

Illustrate a Python class named Square constructed by a length and a method which will compute the area of a square.

Explain Static and Dynamic Type Checking according to the Type Systems in terms of Compiler Design.

Given the feedback system shown below Ta(s) Camera and Laser Controller R(s) K Y(s) s(s 1Xs 4) position Find the following 1. Assuming R(s) is a unit step input, determine the steadystate error of G(s). (15 points) 2. Given Ta(s) 0, determine the return difference, sensitivity, and complementary sensitivity transfer functions. (25 points)

Create a program in jave (Netbeans) that simulates an ATM with below requirements: Create a class called Account that contains: An int data field named id that stores the accounts unique identification number. A double data field named balance that stores the current balance of the account. A Date data field named dateCreated that stores the

Welcome to my ATM Enter vour ATM ID 02

(b) Now also build a random forest model. Randomly shuffle the data and partition to use 80 for training and the remaining 20 for testing. Compare and report the test error for your classification tree and random forest models on testing data. Plot the curve of test error (total misclassification error rate) versus the number of trees for the

Discussion of rule/boundary registers indicates that program code is only executing and data regions are read and write only. Is this never the case? Explain your answer.

What will be the best method for construction of a smart lock system using led fingerprint ( wifi security or satellite ) State advantages and disadvantages of each with illustration

Draw the relational diagram and give the relational schema 34 attributes using the business rules given below Each sales representative writes many invoices Each invoice is written by one sales representative. Each department has many sales representatives. Each sales representative is assigned to one department Each customer can generate many

1. Give the business rules for the tables 2. Give relational schema for all the tables 3. Create Relational diagram for the database. 4. Identify the TRUCK tables any two 2 candidate keys 5. For BASE table, identify any two 2 super keys Table name TRUCK Primary key TRUCKNUM Foreign keys BASECODE, TYPECODE TRUCKNUM BASE CODE TYPECODE TRUCKMILES

Determine the temperature distribution along the length of the rod shows in Figure 1 with an insulated premetri. The temperature at the left end is a constant 100OF and the free steam temperature is 100OF . let h= 10 Btu /(h-ft2-oF) and Kxx is 20 Btu /(h-ft-oF). The value of h is typically for forced air convection and the value of Kxx is a

Question 1 Determine the temperature distribution along the length of the rod shows in Figure 1 with an insulated premetri. The temperature at the left end is a constant 100F and the free steam temperature is 100F. let h 10 Btu (hftF) and Kx is 20 Btu (hftF). The value of h is typically for forced air convection and the value of K is a typical

Make sure code in python and follow steps PLEASE I will give tip for good answers Although not everyone consider s game design a worthwhile activity, text adventure games (in which a player navigate s a space using a simple terminal interface) can serve as a useful analogue for the more complex graph navigat ion problems frequently encountered in

An alarm system is to be added to a smart security lock system to blow when an unauthorized person wants to enter the system: 1. Describe with maximum explanation how the alarm will be added to the system. 2. Describe with deep explanation how it will work in the following ways: (i) blows around the house or workplace when there is an unauthorized

NB: REFERENCES MUST BE ADDED AND DOCUMENTED AT THE END NB: TYPE IT NB: NO PLAGIARISM TOPIC: CONSTRUCTION OF A SMART LOCK FOR HOME AND WORK PLACES USING ARDUINO WITH WIFI AND A BIOMETRIC SYSTEM (FINGERPRINT AND PASSWORD CODE VERIFICATION). SPECIFIC AIM: -Design a smart door access system using fingerprint module in both software and hardware

CONSTRUCTION OF A SMART LOCK FOR HOME AND WORK PLACES USING ARDUINO WITH WIFI AND A BIOMETRIC SYSTEM (FINGERPRINT AND PASSWORD CODE VERIFICATION). SPECIFIC AIM: -Design a smart door access system using fingerprint module in both software and hardware technology. MAIN QUESTION: WRITE UP THE THE FOLLOWING (i) RESEARCH STRATEGY(700 words) -Here, for

Consider the following sequence of instructions Add #20, R0, R1 Mul #3, R2, R3 Add R4, R5, R6 Div R7, R8,R9 In all instructions. The destination operand is given last. Initially, registers R0 and R2 contains 2000 and 50, respectively. R4 and R5 contain 15 and 25, respectively. These instructions are executed in a computer that has a four-stage

Identify the Methodology paragraph from the given research paper in the given link: https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3104365

a) Explain the following terms in the context of MATLAB desktop tools. i) i) Workspace ii) Command history Command widow b) Enter the 5 x 5 Hilbert matrix using MATLAB software 12 13 14 15 12 13 14 15 16 H13 14 15 16 17 14 15 16 17 18 15 16 17 18 19 c) create MATLAB code for (a) that computes the following i) Find the determinant of H. i) Find

a) Let x (2, 1, 3) and y (1, 1, 1) and compute the given expression using MATLAB. i) x y AN(8) ii) 2x 3y i) 4x10y b) Let A A and B and compute the given expression. i) 4A B ii) 2A 3B. AP(5) c) (6 4 3 Let A7 3 4 9 6 5 i) Create a column vector in MATLAB that contains all the columns of A. ii) Create a column vector in MATLAB that contain all the

a) Create a MATLAB script that displays all integers between 1 and 10000 and divides them by 37 using a while or for loop. AN (7) b) Compute the sum S of elements a v2i1, i1, 2. until the sum will exceed 20. AP(5) c) It is desired to compute the some of the first 10 terms of the series 14k 20k 5k, k 1, 2, 3 Write a MATLAB program that can

a) Create a MATLAB script that solves the following system of linear equations using mat rix operations. 4x 2y 62 8 2x 8y 22 4 6x 10y 32 0 AN (8) b) Enter the complex matrix V using MATLAB software 2A 4j4 3 A 2 i) i) Extract the whdlerowof V Extract the whole column of V AP (5) e) Write two waysto display the following matrix in MATLAB 9 76

a) if E 2i and , write a MATLAB program script to find zzz and zz2 Leave your answer in both polar and rectangular form CR (8) b) Use MATLAB to evaluate the complex numbers and express your answer in both rectangular and polar coordinates. (5 j10)(5 7) (13 )(1 j2) 10 40 z (2j5) (1j5) (1j7)(3j2) EV (5) c) Giving a two complex numbers a 10j3, b

a) Plot sin() and cos(0) for 0ses2r in the same plot. i) add labels and a legend, ii) Use different line styles and colors for the plots. CR (5) b) Give MATLAB commands to plot, on the same figure, the two functions f 3 210.5 g 2r cos(t) Where the variablet varies from 0 to 10 with step 0.5 Draw the function f in blue 0 and the function g in red

Topic: Application of Context Free Grammar in Compiler Design Instruction for this topic: a) you have to study at least 4 research papers on this topic. If you want then you could study many more research papers but at least 4 research papers. b) You have to mention 4 research papers as references at the end of the 5th page. c) Format of

Index A MediaRentallnt interface Includes Method Detail addCustomer void addCustomer(String name,String address,String plan) Adds the specified customer to the database. The address is a physical address (not email). The plan options available are LIMITED and UNLIMITED. LIMITED defines a default maximum of two media that can be rented. Parameters

1. Open a Microsoft word document and safe your file on desktop as a your name, surname and school number. Write this text On a dark desert highway, cool wind in my hair 2. Warm smell of colitas, rising up through the air Up ahead in the distance, I saw a shimmering light My head grew heavy and my sight grew dim I had to stop for the night There

Draw and Explain the Final Class Diagram of Bug Tracking System in Detail which will include attributes along with their data types and functions.

Draw and Explain the State Transition Diagram of Bug Tracking System and Design a graphical user interface (GUI) prototype for the Bug Tracking System by using the State Transition Diagram (STD).

A. Directions Carefully read each statement below. Place T on the line if the statement is TRUE. Place F if the statement is FALSE and write the word or words that make the statement incorrect. Write your answer on a separate sheet of paper. 1. A workgroup may exceed a maximum of 10 computers. 2. A Local User account can log in to any of the

Q.2 Consider the business rules given below A Computer must be the host of one and only one motherboard. A motherboard may be incorporated into one and only one computer. A computer has many input devices. Each input device links to a computer. Answer the given below Questions 3. Draw a relational diagram for the database represented by the above

Using the tables 1. Create a table that results from applying a UNION relational operator to the tables shown above 2. Create a table that results from applying an INTERSECT relational operator 3. Create a table that results from MACHINE DIFFERENCE BOOTH Database name Ch03VendingCo Table name MACHINE MACHINE PRODUCT MACHINE PRICE Chips Chocolate

Q.2 Students Advisors Shuden D Advino Name Advisoi 1 6 Student Name AdvisorID AdvisoID Studert1 2 Student 2 Advisor 3 4 Studenk4 Advisor 5 5 Student5 Student 7 3 Student9 10 Student10 3 Using the above tables 1. Create a table to show natural join 2. Create a table to show left outer join 3. Create a table to show right outer join

b) STUDENT EMPLOYEE EMPID STUFNAME JOHN JOHN JCK STU LNAME KING QUEEN KING QUEEN EMPNAME JOHN JCK 1001 1002 1003 1003 JAMES JAMES QUEEN Consider the two 2 tables given above and answer the following questions I. Is it possible to do EMPLOYEE UNION STUDENT Give reasons for your answer. 1 mark

A mass m is attached to the end ofa rope of length r 3 meters. The rope can only be whirled around at speeds of 1, 10, 20, or 40 meters per second. The rope can with stand a maximum tension of T 60 Newtons. Write a program where the user enters the value of the mass m, and the program determines the greatest speed at which it can be whirled

Two simple pendulums have the same stringlength, but their bobs have different masses m1 25 g and m2 100 g. The ratio of their periods T1 T2 is equal to O 1 O 14 O 4 O O O O

1. Which architectural pattern will be appropriate when data needs to be converted in different formats O Layered Architecture O Repository Architecture Client Server Pipe n filter 2. An web application is responsible to crawling user profile data from different sources in xml, csv, text formats. Finally it stores all the data in a central

3.Which are the difference between layered and client server architecture OFormer is good for secured systems, later is good for web pages Former adds functionalities as modules, later adds functionalities as services While updates, former requires whole application restart, later does not require so OFormer provides performance, later provides

Encapsulate the following Python code from Section 7.5 in a function named my_sqrt that takes a as a parameter, chooses a starting value for x, and returns an estimate of the square root of a. while True: y = (x + a/x) / 2.0 if y == x: break x = y Part 2 Write a function named test_sqrt that prints a table like the following using a while loop,

1 The FloatArray class stores a dynamic array of floats and its size. It has A parameterized constructor that takes the array size. An add method that adds a float at the end of the array. Overloading for the insertion operator to write the array to a file (ofstream) Overloading for the extraction operator to read the array elements from

1) Fincludebstde Erica and Bob participate in a friendly Hackathon that allows each one to solve one question a day out of the three offered. There will be one easy, one medium and one hard question, with points awarded based on difficulty. The winner is the one with the highest score at the end of the competition based on the following scale

Follow this procedure below to write the abstract for the project topic above. Topic: "Construction of a smart lock for home and work places using arduino with wifi and a biometric system (fingerprint and pin code verification code only )". Including the following: Sentence One: expand on the title Sentence Two: why the work is being done

Convert the code from C++ to C

include define int long long int define pb pushback define ps(x,y) fixed x while(x) using namespace std3 void solve() int v,e cinve vector g(v) for(int i0i xy gx.pb(y) gly).pb(x) int resv bool availablev

Create a function that will be able to solve the following a. accept the a rectangular array of elements. b. compute the rank C. compute for the nullity of the matrix d. identify the rowspace of A e. identify the column space of A. Refer to the discussion item at the MATLAB Discussion handout. Rank, Nullity, Rowspace, Nullspace ranknullity(A)

Select only one project that is given below and design Fuzzy Control System using MATLAB Fuzzy Inference Systems (FIS) toolbox. Identify your problem domain and objectives Construct a flowchart to describe your system. The expert system must have at least 10 rules and 2 conclusions. Less than the given above rules and conclusion, will not be

What would a legal realist have to say about the Dudley and Stephens case and why would they say it?

The first two consecutive numbers to have two distinct prime factors are: 14 = 2 7 15 = 3 5 The first three consecutive numbers to have three distinct prime factors are: 644 = 2 7 23 645 = 3 5 43 646 = 2 17 19. Write an assembly program that finds and prints the first four consecutive integers to have four distinct prime factors each. Your

Why (and how) did James Gosling invent the Java programming language?

Write the entities and attributes for the ERD diagram entities must be 10 or more and attributes must be At least 6

This assignment is part of our Database management system course, and the purpose of this assignment is to design online booking for a parking lot in university. This can increase in operational expense of schools. Over the last year, the globe has been dealing with the covid19 epidemic. Apart from that, problems affect people from every walk of

Describe the Caesar cipher algorithm and encode GOODBY accordingly

:1 Design a circuit that uses nand, nor and inverter gates to provide the exclusive or function p41 #2.7: Look at Web sources, such as Wikipedia, to answer the following question: 2 when a chip manufacturer boasts that it uses a seven nanometer chip technology, what does the manufacturer mean? (Note: in 2022 the chip manufacturer is planning for

Draw the influence line for the vertical reaction and shear moment in point c 4m 3m C 1m

Write an application that reads values representing a time in seconds and then prints the equivalent time in hours, minutes, and seconds. (For example, 5322 seconds is equivalent to 1 hour, 28 minutes, and 42 seconds.) //Write a header file comment here. It should look like: /** * Title: CMPT 166 Assignment #1 Problem #1 * File: