Programming Questions and Answers March 20, 2020

British Airways PLC plan to set aside investment funds now for replacing 34 of the airlines aging long-haul fleet of Boeing 747s and 767s which will be delivered 5 years from now. How much will the company need to have in its investment fund now if the cost of the fleet is $1302,116,317 millions and the company earns a rate of return of 3% per

Extend the LibraryCard class by adding the expiration date as a new property of a library card. Define the following four methods: //sets the expiration date public void setExpDate ( GregorianCalendar date ) { ... } //returns the expiration year public int getExpYear ( ) { ... } //returns the expiration month public int getExpMonth ( ) { ... }

Write a program that determines which of the 6 states had the most traffic tickets last year. The 6 states are California, Georgia, Alabama, Illinois, Michigan, and Florida. The program should have the following 2 functions, which are called by main. Int getNumTickets () is passed the name of the state. It asks the user for the number of traffic

MUST be completed in PYTHON using object oriented programming. Cannot be procedure based

You need to develop a program that implements the Substitution, Playfair, Caesar, Transposition, Product, and RSA ciphers. The program prompts the user for a message to encrypt, then randomly applies one of the implemented encryption algorithms. The program contains different classes such as a Message class with two derived classes, plaintextMsg

Binary tree can be constructed back using a) Preorder sequence and inorder sequence b) Pre order sequence and post order sequence c) Post order sequence and inorder sequence d) a or c

Which of the following MIPS(32bit) instructions branches maximum distance a) BEQ b) BGTZ c) JAL d) BLT

Consider the following pep9 trap DECI number,d What d refers in the above instruction a) direct mode b) read(or input) decimal number c) read(or input) integer d) print( or output) decimal number

How Ox86 processor stores 0x12345678 in memory a) 87, 65, 43, 21 b) 12, 34, 56, 78 c) 34, 12 , 78, 56 d) 78 , 56 , 34, 12

What is the output of the following code print (334) ) 2 b) 6 ) 6 d) 7

What is the output of the following Python code intlist 0, 1, 2, 3, 4, 5 ch 0 3D element 0 while element is intlistch print(element, end) ch ch 1 element intlistch1 else print (intlistelement) a) SyntaxError invalid syntax b) 012345 c) 02 d) IndexError list index out of range

Which of the following are grammars isare ambiguous 3 xS Sx S (I II) S XX, X aX, X b a) I only b) II only c) Both I and II d) Neither I nor II

Which of the following statements isare correct I. The fragmentation is applicable for data in the datagram but not for header. II. Reassembly of the fragments must be performed at the destination because, the intermediate networks may have different maximum transmission unit (MTU) sizes. III. In the IP header, the timetolive (TTL) field is

Consider the following relations emp(empno, ename, age, job, salary, dob, doj, deptno) Find employees who earns highest salary for their job (A) select ename, job, salary from emp where sal in (select max(sal) from emp group by job) (B) select ename, job, salary from emp where (job, sal) in(select job, max(sal) from emp group by job) (C) select

What is the type of array which is accepted by the main () function to store the command line arguments a) Depends on the datatype of the arguments b) 2D Square Array c) Jagged Array d) 1D array

Match the following 1) Fake coin problem A) Shortest Hamiltonian circuit 2) FloydWarshall Algorithm B) Class NP 3) Traveling salesman problem C) Can deal negative weight edges 4) Graph coloring problem D) Divide and conquer a) 1D 2B 3A 4C b) 1B 2C 3A 4D c) 1C 2D 3B 4A d) 1D 2C 3A 4B

Match the following 1) Quick Sort A) Divide and conquer programming 2) Task Scheduling B) Greedy programming 3) Merge Sort C) Dynamic programming 4) Prims D) Not stable ) 1 2 3 4D b) 1D 2C 3 4B ) 1D 2C 3 4 d) 1C 2D 3A 4B

Consider the following arithmetic operations in C int X203 int Y20 int Z2(XY) which assembly code(0x86) does not evaluate value for Z correctly a) mov ebx,Y add eax,ebx b) mov eax,X mov ebx, Y add eax,ebx mov cl,2 imul cl mov cl,4 imul cl mov Z,eax shr eax,1 mov Z,eax d) mov eax,X mov ebx, Y add eax,ebx shl eax,1 mov Z,eax c) mov eax,X mov ebx, Y

What is the complement of the function F XY(XYZ)Y a) (XY).(X.(Y Z).Y b) (XY).(X.(Y Z)).Y c) (XY).(X.(Y Z).Y d) (XY).(X.(Y Z)).Y

What is the equivalent 2s complement representation for 15 in 16bit hexadecimal representation a) FFFE b) 7FFE c) FFF1 d) 7FF1

Which SVG tag helps to draw an open shape consisting of connected straight lines a. line b. polyline c. polygon d. straightline

What is the output of the following code Find the output a x 3 b 2 c abc a. ax3 b2 c abc b. ax3 b2 c abc c. 3ax 2b c abc d. ax3 b2 cl abc

Which web socket event will occur when the client or user receives data from the server a. send b. show c. message d. close

what are the features detected by modernizr CSS Reflections i. ii. iii. Web Workers SNIL iv. IndexedDB a. i and ii b. i, ii and iii c. i, ii and iv d. ii, iii and iv

A program is used by a company that employs 20 workers. The program keeps the following details for each employee of the company: Surname, first name, salary, employee number and age. The details of the 20 employees are not kept in a file yet; instead, dynamic memory is used whenever there is a need to process the details of the employees. The

What could be the value of the register tl after executing the instruction SLL t1, t0, 1 if the value of t01010 0110 1100 0001 0000 0000 0000 0001 a) t10101 0011 0110 0000 1000 0000 0000 0001 b) t10100 1101 1000 0010 0000 0000 0000 0010 c) t10101 0011 0110 0000 1000 0000 0000 0000 d) t11100 1101 1000 0010 0000 0000 0000 0010

Submit the single java file only DO NOT ZIP it. 1. RECURSIVELY calculate the height of a tree. RECURSIVELY calculate the level of a Node in a tree. 3. Print elements of all the Nodes of a tree using Preorder Traversal. 4. Print elements of all the Nodes of a tree using Inorder Traversal. 5. Print elements of all the Nodes of a tree using Postorder

Instructions Create a new templated class called Sorted Collection that inherits the Collection class. Add the following items to the Sorted Collection class. Create an additional overload operator for the operator. This will you practice with overloaded operators. This time we will use it to add and Item to the Collection class (and thus Sorted

Give 1 unique examples of constrained optimization problems using python scipy proram with different methods (COBYL, SLSQP and trustconstr). (Make sure its not searchable in the internet).

Q5 write an assembly program to find squaring value to 30 locations in memory start with address 100 and store result in new locations start with address 700. 25 M

what is the first stage of R(1O) if using data Eneryption Standard second stage R10 1110010111001011110111101000011101101111 01010010 K11 00111010100010110010111111010010001110 1111111101 Select one 3D a. 11011111 O1000000 11110001 11110001 01010101 01010100 10111111 b. 11011111 01000000 11110001 11110001 01010101 01011010 10101111 c. 11011111

MATLAB All computing tasks must be done using MATLAB. Show Your Work Please show your work, not just the answers. Thank you so much and have a grate day. 4. Life Insurance policy issued to a male aged 93, assuming r Consider a 50,000 whole life insurance 6. (a) Find the net single premium of this policy. (b) Find the net annual premium of this

You will be given an array A of length n. Write a method to calculate the following value of X using recursion. X A, x 7 A x 7 A2 x 7 An1 x 71 The recursion can have any number of parameters. You cant use loops or math.pow) or a separate recursive function to calculate 7. The return type should be integer. The range for n is 1

Given the following header file Animals.h ifndef ANIMALSH define ANIMALSH include class Animal public Animal ( const stdstring name ) fname ( name ) virtual void Speak () const 0 protected stdstring fName class Animal class Dog public Animal public Dog ( const stdstring name ) Animal ( name ) virtual void Speak () const class Dog class

(a) Draw a class diagram representing the classes declared below. (b) Declare these classes in a file entitled BinaryOperators.h, inserting appropriate precompilation directives. Define all the nonabstract methods in a source file entitled BinaryOperators.cpp. Include also the definition of the function Test(). In this function use polymorphism to

1. Write down python code by following steps A. Generate a discretetime random signal xn having a sample length of 101 using np.random.randn(101) function. At this time the time interval is 50 to 50. B. Plot xn. C. Find energy and average power of xn. D. Find x2n and xEn, and Plot x2n and xEn. E. When xn is decomposed into even signal xen and xon,

a) What are problems in adding parallelism to an object-oriented language after the language has been designed? Explain in detail using examples of languages discussed above. (b) How processes are managed in concurrent object-oriented programming languages in terms of their creation, activation, termination, and granularity? (c) What are the

TABLE 1 PROCESSMANAGEMENT FUNCTIONS Languoge Creation Termination Activation Granularity Implicit Implicit Implicit Explicit Implicit Implicit Explicit Implicit Implicit Explicit Explicit On message receipt On message receipt On message receipt Entry calls to guardian On message receipt Invoking a parallel function Invoking process object Abcl1

3. Consider the system of linear equations X2 2x3 X4 1 X1 X2 X3 x1 X2 X3 3.x4 1 X 2x2 X4 9. Use Matlab to find the LU decomposition of the coefficient matrix A and then solve the resulting triangular system using forward and backward substitutions programs. (You need to provide the codes)

Can someone explain what the minus sign infront of this python code is? It says the importance of the "-" is to consider an infinite integer grid, states are pairs of integers start ( 0 , 0 ) goal is ( 10 , 10 ). The neighbours of (a,b) are ( a + 1, b) and (a, b + 1). heuristic h((a,b)) = |10 - a| + |10 - j |. how many paths are expanded

def add(self, path, value) adds a path to queue priority value to be minimized self.frontindex 1 heapq.heappush(self.frontpq, (value, self.frontindex, path)) new unique index

Implement a query containing a subquery to display the total number of rentals for the customer (unknown before query) who belongs to the city London. Exact display as the following use sakila as Database Thank you 100 C 1031 Result Grid Filter Rows Q Search customerid firstname lastname RentalCount 252 TTIE HOFFMAN 22 512 CIL VINES 26

Q1 A (by Visual Basic 2010) Create a compressed or uncompressed flow examination program (project) B (by Visual Basic 2010) Create a photography program

General Instructions To be marked, the program listing must contain a header to specify the date, the author and the main purpose. contain meaningful variables name and conform to Hungarian naming convention. clearly state V Given data or input V Requirement or Output V The algorithm using pseudocode or flowchart Question Write a window

//C++ implementation for the problem#include#include #include#includeusing namespace std;class Graph{ //Assuming a directed graphprivate: map> edges; //A map to maintain the edges set nodes; //A set to maintain nodes, avoiding duplicacy int edge_count; //variable to keep track of number of edgespublic: void add_node(char node) {

What are the 3 Newton-Raphson formulas to solve a system of three nonlinear equations in Matlab?

Will the following messagepassing code cause communication deadlock if implemented in a synchronous messagepassing system such as MPI blocking sendreceive Explain why or why not. P1 send (msgl, P3) P2 P3 recv (data3, P1) send (msg2, P1) ... ... recv (datal, P2) recv (data2, P3) send (msg3, P2)

Consider the following C function to compute the greatest common denominator of two integers long long int gcd(ong long int a, long long int b) if (b 0) return a return gcd(b, a b) Translate to a recursive RISCV function, assuming that the return address is passed in register x1, that parameters a and b were passed in registers x10 and x11,

Configure RIP in the given network (no need to write interface configuration commands). 172.16.31.030 172.16.31.430 172.16.31.830 172.16.31.1230 R3 R4 RS R1 R2

This question is related to a data called gapminder. This data is a part of a R package called "gapminder". To access the data install the library in your console, call the library and have a look the data inside the package. Hint : (i) install.packages("gapminder") (ii) library(gapminder). (iii) data(package="gapminder" (iv) View(gapminder) The

4. Do the following transformations on the rectangle shown in figure below in sequence. a. Shear the rectangle about y axis by shy 2. Using Shear Matrix and Equation b. After Change the position of the rectangle by a vector(2,3). c. Perform operation i) and i) for the rectangle by finding its Composite Matrix. Y axis 6. (1,4) (4,4) 4 3. (1,2)

Consider the scenario where the School has to automate its systems and wants to store details of its staff details like their sno, name, salary, DOB, DOJ, experience, age, gender, phNo are stored. Sno is the primary key, experience is a derived attribute. The student details like regNo, Name, sem, age, city, dob, age, phNo are stored. regNo is the

Draw the Datapath to implement this instruction. You can add logic elements such as Multiplexers, Signextender etc. in your design. The MIPS state elements are as follows CLK CLK CLK PC WE3 A1 WE RD1 A RD A2 RD2 A RD Instruction Memory Data A3 Memory Register File WD3 WD Also, show the main decoder truth table like Table 7.3 and Table 7.4 of the

Complete the ADT SortedList by finishing all the constructors and methods in the class template SortedList.h (C++) SortedList.h: #ifndef _SORTED_LIST #define _SORTED_LIST #include"Node.h" template class SortedList { private: Node *head; int itemCount;//Current count of list items Node *getNodeBefore(const ItemType &anEntry)const; Node

Java program to read from a .csv file containing rates from power companies. Your program should determine the average commercial rate, and also display the information for the highest and lowest rates found. The data file you will use is freely available from data.gov, however a slightly cleaned-up version of it has been prepared and is available

What is the type of the following first order differential equation? Separable Linear Homogeneous Nonlinear Bernoulli

1. What is the name of the template engine used in Laravel when creating Views? Explain the advantages of the template engine when compared to other template engines! (10 points)

What is the present value of 10,000 per year in perpetuity at an annual interest rate of 10 percent if the perpetuity starts in year4 10,000 75,131.48 1,000 68,301.35 82,402.36

For the grammar: A -> A * B A -> B B -> m A d B -> b A. Determine the FIRST and FOLLOW! B. Create the predictive Parsing Table. C. Trace the check execution for the string input: mbd * b

how to code in c# to get the total number of 1\'s as the numbers are added in a List box in windows forms

Using Python and Kivy to create a App to ask users 5 questions with Yes or No button. 1. Are you older than 14? 2. Did you pass 8th or 9th Grade? 3. Are you ready gor highschool? 4. Do you have 4 more years to complete highschool? 5. Are you homeschool? If the users click Yes for 3 questions or more than you should get a results page saying this

give the same but another version of the c++ code below. #include string #include #include #include #include #include class ZeroDivision : public std::exception { public: ZeroDivision() {}; const char* what() const throw () { return "Zero Division Error"; } }; class OutOfRange : public std::exception { public: OutOfRange() {}; const char* what()

The number of columns of available space for the output of program text.

11) How would you program an ACD with the fastest conversion time and lowest accuracy a. ADSCRA Ox87 b. Write a 0 to MUX3, 0 to MUX2,0 to MUX1, and 0 to MUXO C. Write a 0 to ADPS2, 0 to ADPS1, and 0 to ADPSO d. Write a 1 to REFS1, 0 to REFSO 12) For an ATmega328P with an 8MHZ oscillator frequency, determine the correct values for TCCRZA, TCCR2B,

Let hM, C, e, d, Ki denote the Vigen`ere cipher with = {0, 1, 2, 3, . . . , 9} and key of length 4. Compute the size of the keyspace.

Consider a binary word of length 70. Prove that there are at least two occurrences of a sequence of 6 bits. Please provide a step-by-step explanation.

Create a lecturer class with member-data name (name) and department (department).For the Lecturer class, write constructors, get & set methods, and the toString () method, which returns the textual description of the object.Write a Lecture class with data member:- subject (discipline)- weekday (day of the week when it takes place)- hour (start

Show a stack implementation of LR parser (bottom up) for the following expression grammar. for the arithmetic grammar TE E TE epsilon T FT T FT epsilon F (E) id Also, check for expression (id id) id

You are washing clothes by hand and find that some clothes are unusually dirty. You then use more water and add more detergent. As humans, we can adapt easily to that situation. Why? Now, imagine there are two washing machines. One of them (A) is equipped with fuzzy logic. The other one (B) is not. Which one can adapt to unusually dirty clothes?

The factory is considering to buy one of the following three palletizing robots Bumblebeel, Bumblebee2 and Bumblebee3. These palletizing robots will move along a lane that consists of 100 tiles in length and 5 tiles in width as shown in Figure 1. S Rowl Row2 Row3 Row4 Rowb Malfunction zone Malfunction zone 100 tiles Figure 1 Transportation lane

Android Studio Edit the appropriate files to create an Update function.Specifically: 1.When a user clicks a list item, display the list items textin the input text area 2.When a list items text has been displayed in the input textarea, change the Add button to an Update button 3.When the Update button is clicked, perform the update, clearthe input

1. Apply MySQL Workbench to create the following car dealer data model. A person has many cars. The person has an identification, lastname and firstname. The car has an identification, car cost, car sell, and car type. (25 points) PERSON personid persfname persiname CAR carid carcost carsell cartype Save as BMIS320LYour NameModelA1.mwb 2. Write

1- A computer has 32 bits of address lines. How many bytes canit access in Giga byte and Mega byte and Kilo bytes. 2- What is the 2s complement representation of -122 in 32bits? 3- An 8-bit register contains 87h. If this computer representsthe numbers in 2s complement system, what negative number indecimal does these 8 bits represent?

1. What is the default security algorithm supported byCloudpath ES? ? a. AES-128 b. SHA-384 c. SHA-256 d. MD5 2. Which two parameters from part of a network profileinstalled on a client? (Choose two) a. Client IP address b. Server Certificate Validation Details c. Client hostname d. Client software terms of use policy e. Allowed SSIDs 3. Which two

10S DEVICES Indicate whether the following devices are INPUT, OUTPUT or STORAGE (keep in mind that one device can have more than one function) (1 point each) Monitor Printer USBflash drive CDROM Scanner Mouse Hard drive Keyboard Microphone Speakers

A. What is the time complexity of Merge Sort B. Explain why Merge Sort has the time complexity you listed above in Part A. Algorithm Quicksort (A, left, right) if (left right) pivot Point i left 1 right 1 do do (leftright)2 note central pivot 111 while (i A.size) and (Ai Apivot Point) do jj1 while (ji) and (Aj 2 ApivotPoint) if (ij) then swap

1. For a cubic equation, The following formula gives its general solution is available (httpssciencing.comsolvecubic equations8136094.html). x (q q (rp)2)3 (qq (rp)2) p where qp bc3ad 6a ax bx cx d 0. 3a za r Write C code for this formula, and use it to solve two examples that you choose.

a. Macromedia Flash 8 Scene Panel. Describe in details how to create an animation in Flash by breaking your animation up into multiple scenes. Include in your report a flash file. (10 marks) 3. Submit your output in the Moodle not later than 1 August, 2021.

1. (a) Describe, with one example of each, what HTML class and id attributes are, and how they are used. 10 (b) Describe in English the effect of the following CSS rules (i) ul liststyleimage url(sqpurple.gif) (ii) pre fontfamily Lucida Console, monospace (iii) pbar backgroundcolor black color white