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Databases Questions and Answers February 05, 2021

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In ANSI C programming:
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1.) With switch blocks if you don't include a break statement then execution continues within in the switch block until the next break statement or the end of the block. True False 2.) With a switch statement the structure is set up to compare the variable value or expression in the parentheses of switch(expr) to a case label. If there is a match

what are the best practices and what is the industry standard for Malware Analysis Using Reverse Engineering? include cites pls

1. Derive the conclusion of the following argument using the rules of inference and the first five rules of equivalence. 1. (DE) 2. ~(EVF) 1 DVG 3. N > ( ) [{ } Delete DE F G H I J K L M N O P Q R S T W X Y Z U V 1 item attempt remaining O 2. Derive the conclusion of the following argument using the rules of inference and the first five rules of
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In cell G 3 , enter a formula that references the gross profit for Vega guitars ( cell B 9 ) . Create a one - variable data table based on the Vega guitar sales data in the range F 3 :G 9 .
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Consider the following C code fragment. We have a server program that uses this fragment once to process user input (both input and i are provided by unprivileged users). We compile the server program in a 32-bit operating system, in which the type of int, memory address, and registers, such as EIP, EBP, as well as ESP, are represented by 32 bits.

C with readline library and linux commands You are to write a program that interacts with the user via a command prompt (your program prompts for a command, reads a command as a line of text and prints out any results). Your program must use the GNU readline library to get input from the user. The readline library provides functions that make it
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The goal of ARPA was to build a network that allowed scientists at different physical locations to share information and work together on military and scientific projects. True False
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Use java please Question 10 6 Points Write a method called removeBelow in the class stackApplication that accepts two parameters called elem of type int and an ArrayStack of integers st. The method should remove all the elements of the stack that are below elem from the stack. Example: elem: 15 top Stack (before method call): 20 14 18 16 10 top
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help ( c ) Given the following set of codes that could be generated for the statement " a : = b + c " , where R 0 is a register and a , b , c are addressed memory locations of the variables. Calculate the instruction costs for each set of instructions and discuss the differences between the two sets of instructions.
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Schema Department (dept id, dept name, budget) Course (course_id, title, credits, dept_id, prerequisite) Faculty (faculty_id, name, room_id, dept_id, salary) Student fstudent_id, last _name , first_name, street, city, state, zip, birth date, major_id, phone, student type) Term {term id, term desc , start_date , end date} Section section id,
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Consider the linear program below and answer the following. Max 1 A - 2 B s . t . - 4 A + 3 B 6 1 A - 1 B 4 A , B 0
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use Java pls Write two public classes (named exactly), TextBox and TextBoxTester. TextBox contains the following overloaded static methods called textBoxString. This method returns a String value. public static String textBoxString (int side) The returned String value, when printed, displays as the outline of a square of side characters. The
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Write a function that generates random normal distribution from the Box-Muller method (the method uses two uniformly random variables to generate two independent standardized normal random variables). Use this function to generate 1000 normally distributed random data with mean 3 and standard deviation 10. Construct a histogram from these 1000

Use inheritance to implement the following classes: A: A Car that is a Vehicle and has a name, a max_speed value and an instance variable called the number_of_cylinders in its engine. Add public methods to set and get the values of these variables. When a car is printed (using the toString method), its name, max_speed and number_of_cylinders are

Create a Python class Triangle. Each instance of this class takes 6 values Ax,Ay,Bx,By,Cx,Cy as arguments that represent the (x,y) coordinates for three points A, B, and C. In addition, overload the str() function so that we can print the triangle as "Triangle((Ax,Ay),(Bx,By),(Cx,Cy))" and create the following methods: Area, which returns the area

What are the important topologies for networks? (Explain in Detail 250 words minimum)

Write an SQL query that will retrieve the names of all customers along with just their area codes. Write an SQL query that will retrieve the count of all customers whose last name is Smith. * 978-1-11111-145 ) ) 122.95 3 NULL, NULL), 0.8010:402), '50.00', NULL, NULL), *exported_rare_book_store (1).sql - Notepad File Edit Format View Help CREATE
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Use Northwind . Look at the results of this query and tell me why it must be an invalid query. Choose all the acceptable answers. SELECT Customers.CompanyName , Orders.ShippedDate , [Order Details].UnitPrice , Products.ProductName FROM Products INNER JOIN Customers INNER JOIN Orders ON Customers.CustomerID = Orders.CustomerID INNER JOIN [Order
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Write using C, for a Stellaris TM4C123 LaunchPad by Texas Instruments.
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Create an action plan that depicts how to implement at least (5) NIST controls on the system in a Prison . These controls will be countermeasures against the (3) common ICS/SCADA vulnerabilities related to configurations, applications, protocols, and so forth, identified BELOW Three common vulnerabilities with ICS and SCADA systems: Buffer

1. As a calculated percentage, how efficient is a 8-bit asynchronous encoding scheme that uses a start bit, a parity bit, and a stop bit to frame each 8-bit character? 2. As a calculated percentage, how efficient is a synchronous data link protocol whose frames include 24 overhead bytes (frame delimiters, head fields, error check field, etc.) and

WPS Office X Pchac chaq cha cha cha chaq cha chal > + 10 Go Premium Menu Home Insert Comment Edit Page Protect Tools & Hand Tool 100% PE abc Highlight Select Tool Edit Text Edit Picture PDF to Office PDF to Picture Annotate 11=1 O Rotate AA Auto Scroll Read Mode Background Screen Grab Find Note [5 marks) Quick Task Tools >I Q2 (a) Determine the
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In matlab, please help me solve 2. Use MATLAB to generate 7 equally spaced data points from Runge's function: f(x)=1+25x21 on the interval 1x1. Use these 7 data points to generate an interpolated approximation of the function f(x) for x=[1:0.01:1] using: 1) A6th order polynomial 2) A linear spline 3) A cubic spline with derivative end conditions
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Algorithm Problem 2: Consider the following constraint graph for a graph coloring problem. The constraints indi- cate that connected nodes cannot have the same color. The domains are shown in the boxes next to each variable node. RG.B 5)RB R,G,B 1. What are the variable domains after a full constraint propagation? 2. Show the sequence of variable
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Question 32 What TCP/IP utility is used to display the number of routers between the client computer and the destination host? O tracert hostname O ping O ipconfig
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What is used to guarantee that departments are allocated CPU, Memory, etc. when sharing a vSphere environment? Select one: LUNs Resource Pools Honor System Switches ESXi Server
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the default mask of 2 4 bits is in IP addresses belonging to a class A B C D E

SP1: Show the architecture of a 1-bit ALU to support the following functions: ADD, NOR, LW, and BEQ. Show the detection of zero condition explicitly. Use primitive gates, a full adder (block level), and MUXs (block level) as appropriate. Use step by step procedure and show all control signals. Show their defined values for each instruction in a

Instruction: Attempt all scenario based questions. A) Select any Country of your choice and mention how e-government is facilitating its citizens (G2C). Highlight the major activities and services of E-Government to Citizen for your selected Country? B) Enter hivemine.com and look at their products, solutions, news, and blogs. Do you agree with

a) Assume 185 and 122 are unsigned 8-bit decimal integers. Calculate 185 122. Is there overflow, underflow, or neither? b) Assume 185 and 122 are signed 8-bit decimal integers stored in sign-magnitude format. Calculate 185 + 122. Is there overflow, underflow, or neither? c) Assume 185 and 122 are signed 8-bit decimal integers stored in
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Full and complete answer in order to get credit. Thank you. Suppose you are given an unsorted list of n distinct numbers. However, the list is close to being sorted in the sense that each number is at most k positions away from its original position in the sorted list. For example, suppose the sorted list is in ascending order, then the smallest

Instructions: For the purpose of grading the project you are required to perform the following tasks: Step Instructions Points Possible Start Access. Open the downloaded Access file named a04ws08_grader_a1.accdb. Save the file with the name a04ws08Putts_LastFirst, replacing LastFirst with your name. Enable content, if necessary. Create a Make

Click and drag like terms onto each other to simplify fully. -5x+4-3+6x Result: try

Problem 1 ( 2 \ times 6 points = 1 2 points ) What is the time complexity of each of the following blocks of code? Briefly justify your answer. a ) for ( int i = 1 ; i < = n; i + + ) { for ( int j = 1 ; j < = n; j + = 3 ) { / / some O ( 1 ) expression } } b ) for ( int i = 1 ; i < = n; i * = 2 ) { / / some O ( 1 ) expressions } P

What is the most secure type of authentication?

iOS/Swift: Which of these are the responsibilities of View Controller, and should be provided in code by the app developer : (Select all that apply) Updating the contents of the view and providing model information to the view, acting as a data source for view components. Responding to user interactions with views, such as button clicks and
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Must be java Load Balancer Imagine your intern project is to build aload balancer" application that distributes load (ie, requests) across Box servers. Every minute your application gets a list of requests and distributes them across S servers. You're using a round-robin strategy to decide which server gets the next request, i.e. simply cycle
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Consider the backpropagation neural network as shown below, assume that the neurons have a sigmoid activation function. Perform a forward pass on the network and find values of X and Y X= Y=* (4 Points) Input 0.1 A=0.1 6 03 Input 0.517 B=0.2 0.2 Sigmoid Function 1 o(2) 1+e-1
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Write a MIPS code to: 1- Get two integer numbers from the console as Length and Width 2- Calculate the Area of the rectangle (A) 3- Multiply the Area by 10, e.g. M = A*10; 4- Subtract the result after multiplication by 20, e.g., S = M-20. 5- Show the results of A, M, and S, to the console.

3.(a) Construct a binary search tree using the following key values: 29 3 17 21 16 40 28 Show the dummy nodes as well. (b) Now give the pre-order, post-order and in-order traversal order from the above tree. (c) Illustrate how you would add the following into the tree: 24 (d) Ilustrate how you would delete the following key: 29 (root) e) From the
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Prove or disprove each of the following statements. Make sure to identify which proof techniques you are applying and why, such as referring to negations, implications, and universal and existential statements. (a) Every NFA that accepts more than one string must have more than one state. (b) If an NFA N accepts a string of length 5, N must have
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Based on the cwnd graph below Draw a line to represent the cwnd graph associated with the other TCP variant that is not already depicted. Draw a line to represent ssthresh, assuming ssthresh is first set after the first perceived packet loss. Draw a line to represent the cwnd graph associated with the other TCP variant that is not already
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Write the functions in one scheme file. Thanks in advance! For these problems, you must use pure functional scheme. That is You may not use a functions like set! whose name ends with'" .You may not use do. All repetition must be via explicit recursion or the recursion implicit in map or similar functions. .You may, however, use define - in fact
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Please use assembly language wirth visual studio. Thanks! Write a program that implements the following arithmetic expression: EAX = -val2 + 7 - val3 + vall Use the following data definitions: val1 SDWORD 8 val2 SDWORD -15 val3 SDWORD 20 In comments, next to each instruction, write the hexadecimal value of EAX. Insert a call DumpRegs statement at
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Why did XYZ Software Solutions recognize the need to adopt Agile methodologies? Group of answer choices To address challenges such as missed deadlines and unmet client expectations To streamline rapid prototyping To minimize iterative development cycles To ensure excessive client involvement

You are given a one dimensional array that may contain both positive and negative integers. Give an O(n log n) algorithm to find the sum of contiguous (ie. next to one another, in sequence) subarray of numbers which has the largest sum. For example, if the given array is [2, 5, 6, 2, 3, 1, 5, 6], then the maximum subarray sum is 7 (the subarray is

There are two tasks for this assignment. You must complete both tasks: You are a secretary in an organization and you are required to write a business letter to invite a well - known trainer to deliver a technical writing workshop to other staff. After sending the letter, you have received a positive response from the trainer. You are now required
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Need help with a c++ program using simple code and no more than #include , #include , and #include using namespace std; and must follow the guidelines provided. Also must be made in visual studio Goals: Developing problem-solving skills and functions Problem: You will create a program that will approximate the volume of pores in a new composite
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3.6. Consider the network shown in Figure 3.14, with the initial weight and basis are chosen as W1 = 1, bl = 1, w2 =-2, b2 = 1. The activation function () is set the same as Exercise 3.2. Assume the input and the desired responses of the network are x 1, d 1, respectively. 1. Calculate the total instantaneous error energyE. 2. Compute OE/wi based
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Using lambda or anonymous function, write a program that will read two numbers (x, y) and will return the value x+1 if x is greater than y, otherwise will return x-1 Using Python program

STEP #1: 40 pts Read foodDrug2Category.txt into a Map where the key is the category of drug such as THINNER, ANTI_INFLAM etc., and each key maps to a set of drug/food names that are of that type. Then print out the Map with nothing but space between words, and lines sorted vertically. ANTI_COAG asparagus broccoli cabbage endive soybeans

DO THIS IN ARM NOT x 8 6
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1. What is the sum of each pair of binary integers? (assuming 8-bit register is used) a. (1 point) 10101111 + 11011011 b. (1 point) 10010111 + 11111111 2. Calculate the following operations using two's complement method: (assuming 4-bit register is used) a. (1 point) 4 7 b. (1 point) -3 6 3. What is the binary representation of the following

(a) Find the approximations T_(10) and M_(10) for \\\\int_1^2 25e^((1)/(x))dx . (Round your answers to six decimal places.)\ T_(10)=\ M_(10)= \ (b) Estimate the errors in the approximations of part (a) using the smallest possible value for K according to the theo your answers to six decimal places.)\ |E_(T)| \ (c) Using the values of K from part
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1) Classify each of the following statements as true or false: a. An application can contain a race condition only if the computer system servicing the application contains more than one CPU. b. Control synchronization is needed when processes generate and analyze of Figure 1.6(b) share the variable sample. c. A process may be starved of entry to

Assignment Objective The goal of this assignment is to gain experience with both TCP and UDP socket programming in a client-server environment (see Figure 1) by implementing a file transfer protocol. You will use Java or C++ (your choice) to design and implement a client program ( client ) and server program ( server ) to communicate between

Descripci n General Se dise ar un sistema para transferir, de forma automatizada, contenido de un espacio de memoria a otro. La memoria sobre la que operar el sistema es una memoria de 1 2 8 bytes. La primera mitad de la memoria ( localizaciones 0 a 6 3 ) estar implementada con ROM y la segunda mitad ( localizaciones 6 4 a 1 2 7 ) estar
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Identify a problem whose solution requires you to develop application. Describe in detail the problem you are trying to give solution to. Design in detail the architecture of the system using the 4+1 View model.

QUESTION 1 In block cipher required where each 64-bit block is encrypted and decrypted independently OCBC cipher block chaining O ECB electronic Codebook O Cipher feedback O Output feedback Which from the following is describe Cipher Block Chaining Mode CBC, where is Pj and Pj-1 are plaintext and previous plaintext, and Cj and Cj-1 ciphertext and
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USE PYTHON (JUPYTER) Question 2b (4 marks) Given the code below, extend it to: Include a function prettyplot(...) with arguments xdata, ydata, xlabel, ylabel, title and colour/marker string for the plot . Within the function, set up and plot the data Add code to demonstrate using the function to plot t1 to t9, e.g. for t1 the x label is "t", y
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output ? Assume you have a method (shown below) included in the KWA executing the method? Assume theData:1241062045, and the element : 8 public int method3 ( E element) for (int x=0;x
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Which of the following is NOT a data warehouse? A system that supports users in making decisions based on historic data A data repository maintained separately from a business' operational database A system that supports in makers decisions based on current data A physically separate store of data obtained from application data found in an
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8 . 9 LAB: Car value ( classes ) Complete the Car class by creating an attribute purchase _ price ( type int ) and the method print _ info ( ) that outputs the car's information. Ex: If the input is: 2 0 1 1 1 8 0 0 0 2 0 1 8 where 2 0 1 1 is the car's model year, 1 8 0 0 0 is the purchase price, and 2 0 1 8 is the current year, then print _ info

What is the main function of a shell in UNIX? Group of answer choices To provide a graphical user interface To run editors and compilers To act as an interface between the user and the operating system To redirect standard output to a file

In my int main ( int argc, char * * argv ) function, I am supposed to get some input from the user to choose a value for one of the command line arguments, otherwise there is a default value. How am I supposed to do this in c programming?

Overview: Write a C++ program that: uses a Lex/Flex tokenizer to recognize the words in the laundry grammar uses a YACC/Bison grammar to parse the laundry grammar. It keeps track of what exactly was washed and dried in a data-structure that it passes from leaves to the root. The root takes the data-structure and prints the what laundered: how

If there are n keys and the hash table has m slots, what is the probability that at least one slot contains at least k keys? Please show your steps. Assuming simple uniform hashing and the chaining strategy for collision resolution.

A synchronous sequential circuit which gives 1 at its 1-bit output when the last three values of its 2-bit input are 10-10-11 will be designed. D type flip-flops, 4-to-16 active 1 output DECODERs and OR gates will be used for implementation. (Y=D) a) Draw the Mealy type state diagram of the circuit. b) Draw the Moore type state diagram of the
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Company Profile MobileGR 8 was started and is based in South Africa and has grown to become a large international telecommunications company. MobileGR 8 s head office is in South Africa; its main business is providing digital mobile telephone ( cell phone ) and data networks ( internet ) for mobile phone users and has about thirty million

Which of the following pairs of expressions are unifiable? For those which are, give the resulting bindings for the variables. Give reasons if they cannot be unified. A * B + C - 2 + X and U + X * Y - Z

I have some files; HW3date.cpp,HW3date.h,HW3emp.cpp,HW3emp.h,HW3main.cpp,HW3pro.cpp,HW3pro.h,HW3soft.cpp,HW3soft.h. Professor wants us to make .tar file to pack everything in it. However, I'm not sure how to make a makefile for this. Please write me a proper makefile for this. we use Linux VM

ShortestRemalningTlmeFlrst (SRTF). True SRTF pre-empts after a time quantum of 3, the pre-empted process remains in the ready queue and now has a shorter remaining time. Calculate the Average Completion Time AND count the number of context switches. The workload consists of the following: P1: 9(3,24): P2: 8(26): P3: 16(2,4,6,4). /O between bursts
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Using Python create a While loop that iterates 10 times. On each iteration, you should generate and then print random number from 1-10 using random.randint(1, 10). Make sure you print a total of 10 numbers. The number printed on any iteration should not be the same as the most recently printed number. If you randomly generate a duplicate, use the
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what is the McCabe cyclomatic complexity number for the following code public static int enigma (int num], int num2) { int num3=numi; if (numi > num2) num3= numi- num2; else num3= numi+num2; if (num2 > 10) num3 = num2 +10; else num3 = num2 +5; return num3; } Select one: a. 3 O b.4 O c. 1 O d. 5 O e. 2 what is the McCabe cyclomatic complexity
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Hand draw or use any data flow drawing tool to generate a data flow diagram of any existing system. Provide at least the following: Two named inputs, along with the data that will be processed by the system One output from the processed input data Label all inputs, outputs, data flow elements, and the direction of the data flow. Label the system

In arduino language Write some code (at most five lines) that will: a) configure pin 9 as a PWM output: b) read a value from pin A0: c) write the value from pin A0 to pin 9
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Question 3. (a). Find the regression line and correlation using the below data. (b). What can you conclude from the results? (c). What is the value of prediction for $x=80$ ? [25 points) \begin{tabular) (111) Whline $\mathrm{x}$ & $\mathrm{y}$ Whline $0.99$ & $90.1$ \hline $1.02$ & $89.95$ Whline $1.15$ & $91.43$ Whline $1.29$ & $93.74$ Whline
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Add JavaScript code to the tag. Use the onsubmit event handler to call the function that creates the cookie. Create code that informs the user if the name field is left blank. If the name field has a value, pass the user's name in the call. In both the if clause and the else clause, use a return false statemet to negate the submission of the form.

Fill in the blank with the correct term learned from your study of this module. 1 . A productivity software suite including a set of software applications, each one specializing in a type of output. Add - in File Tab Microsoft Office Mini Toolbar Ribbon Tag Theme 2 . The long bar located just beneath the title bar containing tabs , groups, and

The table contains counts and ratios for a set of data instances to be used for supervised Bayesian learning. The output attribute is sex with possible values male and female. Consider an individual who has said "no" to the life insurance promotion, "yes" to the magazine promotion, "yes" to the watch promotion and "yes" to credit card insurance.
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Codio - Linux File Syster C Chegg Study | Guided Solut | https://codio.com/ib C Codio Project File Edit Find View Tools Education Help , Configure. . Project Index (static) Configure . Terminal Terminal 2.5. Challenge x odio/workspace $ now Click a file from the file tree to open it, or create a new file. Collapse Creating mulsiple files 2. 5.
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For the problems below, assume the following context-free grammar in Chomsky normal form: B -* b 1. Show the table generated by the CYK parsing algorithm for the string b*a+aa. Is the string in the language generated by your grammar? Why or why not? (15 points) 2. Show the table generated by the CYK parsing algorithm for the string b*a+aa+. Is the
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Question 8 1 Point Given the following recursive method, what would be the output assuming that the root is the passing value to node parameter private int unknown(Node node) { if (node null) return 0; else return( 2*node.data + unknown(node.left)); } A It will return the summation of double of the data of the root with the double of the data
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al ungkapkan . The expression below is a boolean statement for a specific logic gate. X-A + BC (1) braw the get logic for the boolean statement . CID Based on the logical gate of displays "x" as the output
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Question 2 Let f=4 be the focal length of a camera. Let p=(1,2,2) be a world point. Find the coordinate of the 2D point p when projecting it onto the image. Assume that the projection is done in camera coordinates so there is no need for a transformation between coordinate systems. Assume that the image is rotated so that the object does not
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please use c++ The elements in an array must be homogeneous. True False
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1. Give English descriptions of the languages represented by the following regular expres- sions. Descriptions should be as simple as possible, but should avoid merely spelling out the conditions of the regular expression. As an example, if the regular expression is 0(0 U 1)*, an answer such as The language of all binary strings starting with 0
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In Python 3 5. Merging Sorted Lists Given two lists sorted in increasing order, create and return a merged list of all the elements in sorted order. You may modify the passed in lists. Ideally, the solution should work in "linear" time, making a single pass of both lists. In [14]: def linear_merge(listl, list2): Given two lists sorted in
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Convert the unsigned base-16 integer 9F6B (base-16) to base-8 using base-2 as an intermediate base. a. First, convert to base-2 and show value. b. Then show bit groupings of base-2 value. c. Finally, convert base-2 to base-8 and show value

1. Match each term below with the correct command in Cisco CLI or terminology. Potential Matches: 1 : configure terminal 2 : line console 0 3 : interface FastEthernet 0/1 4 : hostname switch-1 Answer : a. switch(config-line)# : switch(config)# : switch(config-if)# : switch-1(config)#

Algorithms analysis class Problem 6. Describe a dynamic programming algorithm to solve the problem of giving change optimally for all valid inputs. Analyze its runtime
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language to be used is PYTHON main.py #!/usr/bin/env python3 import sys import p3mod gen = p3mod.find_starts() gen.send(None) # prime the generator with open(sys.argv[1]) as f: for line in f: (seqid,seq) = line.strip().lower().split() startAndLocs = gen.send(seq) print(seqid, ' '.join( (str(sal) for sal in startAndLocs) ) ) gen.close() Write a

Android Development Question: What is an Intent in Android? How is it used? What are two primary forms of Intent ? Describe each of them.

In GBN mechanism, assume the sender can send up to 5 packets at a time without waiting for ACKs. At some point, packet 10, 11, 12, 13, and 14 are sent: Can sender send packet 15 now? why or why not?

Using the grammar in Example 3.2, show a parse tree and a leftmost derivation for the following statement: A = A * (B + (C)). -> = -> A | B | C -> + | * | ( ) |

1. (20 points)) Suppose a TCP segment of size 3000 bytes (including data plus application overhead plus TCP headers) is passed to IP for delivery across three networks of the Internet i.e. from the source host to a router say R1 to another router say R2 to the destination host). The first network has an MTU of 1260 bytes; the second network has an
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How can I get my Java Blackjack table to put a new card on the table when I select the hit button? import java.awt.Color; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.Rectangle; import javax.swing.JComponent; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.ImageIcon; import javax.imageio.ImageIO;

Problem 4 (25 points). What will the following code print? Why? Identify the line where the vulnerability is. Explain the vulnerability. Show how the vulnerability can be eliminated Algorithm 2 Example vulnerability l.void called (int foo) 2. if (foo 1) printf("foo") 3. else printf("bar" S.int main O 6. called(2): 7. return 0:)
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