Programming Questions and Answers February 08, 2021

a) Using Boolean Algebraic manipulations, minimize the following two functions to minimum number of literals in sum of products representation (show your work clearly step by step) i. F BC AD AC ABC ii. F (A B)(A BC) AC

What would be the output of the following C language code segment int x 57 x 2 if (x 1) x 110

a) What are the contents. A and B registers after execution of each instruction in the following program MOV of XRL A, B ) Calculate the an sunt of time delay generated following program. Assume the so of 8851 as 11.0592 MHZ LABEL DELAY LOOP 1 MOV OFDH12 H MOV RO, OFOH MOV A 344 XCH A, OF OH LOOP2 LOOP3 INSTRUCTIONS MOVR1, 21 MOV R2, 170 MOV R3

to (21) During monsoon months, the weather monitoring station recorded the data of dialy rainfall, worite can (B) for the past to days and stored values in internal RAM whose starting memory location is 45th. Write an 8051 assembly language program perform the fallersing compute the average rainfall (M) of the todays data ( The sum of the so

2. Given the following Hash Table implementation, write the put() method. public class Linear ProbingHashST private int M 30001 private Value vals (Value ) new Object M private Key keys (Key ) new Object M private int hash (Key key) public void put (Key key, Value val) ... public Value get (Key key) for (int ihash (key) keys i null i

Identify the logical and syntex or errors in the given program. write the corrected version of the program with proper comments for each instrrection also mention values stored in A and B register after. complete execution of program. Program discription. In a semester, a student has to take sex courses. The marks of students are stored in RAM

(3) Describe a distributed algorithm to compute a connected dominating set. Simulate its execution on one of these graphs. D O 6 od bod d O

(a) What is heat treatment (b) Explain in details the process to produce martensite structure. (C) (d) Differentiate between annealing and normalizing. Sketch the interdiffusion and self diffusion process. (e) The diffusivity, D for the diffusion of carbon in y iron (FCC) at 927C is 1.32 x 1011 ms. If temperatureindependent is 2.0 x 105 ms, and

write the following Modbus request message in Modbus RTU and TCP format, also specify the total bytes in each message, Request to write on the four registers starting from register 41116 on the salve device with address 212. Set register 41116 to 1000, 41117 to 2000, 41118 to 3000, 41119 to 4000. 3 marks Protocol Modbus RTU Modbus TCP Request

Consider the DECREASEKEY operation in a Fibonacci heap. Let us generalize the cascadingcut rule to cut a node x from its parent as soon as it loses its third child (this extends the method in the lecture which cut x from its parent if it loses its second child). Let us call this a 3F heap. Assume the following fact for the 3F heap (you can prove

Consider a small 2dimensional data set that has been classified by an expert into two groups (Group 1 is indicated by the solid circles, and Group 2 by solid squares). Suppose we wish to construct a decision tree classification of the data by dividing the region shown into four cells. 11 10 9 8 7 6 5 4 3 2 1 O 1 2 3 4 5 6 7 (a) Using the

Write a program to read in radius of a circle, r, centered at the origin. Then read in coordinate pair (x, y) of a point and determine if that point lies within the circle.

Window Size 1500 1200 1000 A B Time,Suppose that one RTT is 100ms and the MSS size is 1000. What is the throughput between events A and C Activate Windo (A) 17.4 Mbps (B) 24.2 Mbps (C) 35.4 Mbps (D) 52.8 Mbps

Q9. Classification, KNN 336 Consider the following data set about people who purchased an Electric vehicle from a dealer (Purchased 1 indicated that they bought the car). We wish to use KNN approach to make a prediction about whether or not the next potential customer will purchase a similar car. Person ID Age Purchased 25 0 0 1 1 2 3 4 5 6 7 8 9

1. Using the B Tree below, built on top of a primary index, perform the following inserts. To match our solution, when you split a leaf node, you should keep the first 2 keys of the original node in the original node and move the rest over to the newly allocated node. Beyond that, follow the method presented in lecture. (Remember that other

COMPUTER SCIENCE I PROJECT 3 BOARD GAME TOTAL POINTS 50 (40 FOR THE CODE 10 FOR THE DISCUSSION) For this , select a simple board game to implement in C. The implementation of the game must involve a twodimensional array to store the game pieces on a grid. Here are some examples of acceptable choices TicTacToe . Sudoku Go You may work with a

Introduction to Computer Science I Project 2 vector utilization, sorting, and algorithm development Design and implement a computer based solution (program) using vectors for the following requirements 1. Read in a series of sales dollar amounts and cost dollar amounts from a file that are tab separated (tab delimited), and store the amounts in

Let x x1, n, if we want to implement a function f(x) log(sum(exp(x))) log (Zie 1,...) exp(x)), what could be some failure modes of a naive implementation Please give a stable implementation. (Hint consider any overflow or underflow cases) 21dec Excel (Product Activation Failed)

a) Given the authorization table, write SQL to grant access rights to each user. Privilege on Product Table Read Insert Modify Delete Grant Liza NO YES NO YES NO Users Steven YES NO YES YES William YES YES YES YES YES (11 marks),b) Consider the interleaved transaction schedule below which suffers from a concurrency control problem Time

Homework Assignment Dynamic Programming Task Review the article Dynamic Programming Patterns and complete three problems from the lists mentioned in the article. For each problem, provide both a recursive formulation of the problem and a nonrecursive memoized version using dynamic programming loops. Submission Please submit your homework in the

Python programme to scrap website and save quotes from website

) Convert each of the following decimal numbers to binary, octal, and hexadecimal numbers. (a) (915) 10 (b) (174.25) 10 2. (20 Points) Convert each of the following binary numbers to octal, hexadecimal, and decimal numbers using the most appropriate conversion method. (a) (101110)2 (b) (10101.11)2 3. (20 Points) Calculate A B, A B, Ax B, and A B

Read the following code carefully. What would the printed output be const myList number 12, 15, 7, 2, 0 4 const min number Math.min(...myList) console.log(myListmin)

Is this valid TypeScript code If not, why not let a number 10 let b number 12 let c number a b let b string Hallo a b is equal to 11 C

i. What is this code used for ii. How many bits is it using,Q4 Encryption 1. import javax.crypto.Cipher 2. import javax.crypto.KeyGenerator 3. import javax.crypto.NoSuchPaddingException 4. import javax.crypto.IllegalBlockSizeException 5. import javax.crypto BadPaddingException 6. import java.security.Key 7. import java.security.Security 8. import

What problem could happen on a write() if the pointer argument is not first verified by the kernel to be in user space, and the supplied pointer is a virtual address in kernel space which has a valid mapping to a physical address Q8.2 5 Points If the buffer pointer passed to read() or write() is not a valid virtual address (ie, in a region of the

(a) Write a MATLABOctave program that solves the following system 10x 7y 8z 7w 32, 7x 5y 6z 5w 23, 8x 6y 10z 9w 33, 7x 5y9z10w 31. Using the left division operator, compute the residual, the determinant and the conditional es timator. Also state whether the system is illconditioned or well conditioned and justify your (15) answer. (b)

1. Construct a precedence graph for the following schedule Transaction 7, Transaction 7, Transaction 7, readitem(Y) readitem(Z) Time XXX read item(X) writetem(X) readitem(Y) writetem(Y) readtem(Z) readitem(Y) write item(Y) read item(X) writetem(X) writetem(Y) writetem(Z) 2. Is the schedule serializable or not Explain. 3. In Encryption, what are

A race condition occurs when multiple processes or threads read and write data items so that the final result depends on the order of execution of instructions in the multiple processes. a) b) Suppose that TWO (2) processes, P1 and P2 in a situation where both share the global variable num. Briefly explain the situation that requires P1 and P2 are

Figure 2 shows the queuing diagram of process scheduling. a) b) d) e) ready queue IO VO queue child executes interrupt occurs Figure 2 What does a circle represent in Figure 2 What does an arrow represent in Figure 2 List the TWO (2) types of queue in Figure 2. VO request CPU time slice expired fork a child What are the rectangular boxes

Analyze the impact of not having an operating system on the users ability to distinguish between virtual content and physical objects. Explain how this limitation affects the users interaction with the computer system. Utilize information from Source to support your analysis. 15 Marks

Create a calculator that can add, subtract, multiply or divide depending upon the input from the user, using loop and conditional statements. After each round of calculation, ask the user if the program should continue, if y, run your program again if n, stop and print Bye otherwise, stop and print wrong input. Sample run 1 Select operation 1. Add

Shell is the interface between the user and the kernel that isolates the user from knowledge of kernel functions. It accepts the commands keyed in by the users and checks for their syntax permissions a) b) c) drwxrxrx type type permission links owner 3 will links group finance 4096 Nov 20 1045 will Figure 1 date size Given the line of output as

a. Complete the following code by use Linux command find and h Prototype inside the system call exec (use execlp) and show the output. (2 mark) include include int main() printf(EXEC Failed )

1. Draw any ER Diagram which demonstrates the following (15 Marks) The library management system has a database that shows the relationships between the entities such as a book, publisher, and member. Since this is a simple system, it has only four entities. Entities and Attribute Book Entity It has bookID, PublisherId, Author, title, price, and

2. An Organization, InstCover, supplies staff to hotels throughout Bahrain. The table shown below lists the time spent by agency staff working at two hotels, but which is susceptible to update anomalies. a. Provide examples of insertion, deletion, and modification anomalies(6 Marks). b. Apply the normalization techniques and make free from all

An intervals weight is defined as the reciprocal of the interval size. For example if an interval contains two elements, then its weight is 12 and it contains 5 elements, its weight is then 15. Given a sorted array A in increasing order and an integer k, the interval i, j contains ji1 elements, and thus it has a weight 1(ji1). The weighted minimum

Write a java program to create the following: Create a GUI for the member to input their ID, IP address, and port. Create a unique ID for each member using a unique identifier generator such as UUID. Create a server that will listen to incoming connections from members. When a new member joins, the server will check if it is the first member. If

Write a C class named Cone that consists of TWO float attributes, radius and slantHeight, by answering the following questions a) Implement the following constructors An empty and parameterless constructor. A constructor that accepts as parameters the radius and slantHeight attributes. (3 marks) b) Implement class functions that Allows a user to

You are given the following network diagram. Use the minimal spanning tree algorithm to determine the arcs that will connect all the nodes at the lowest cost. Start at Node 1. 1) Draw the optimal solution that gives the lowest cost (6 points). 2) What is the lowest cost (4 points) Node 1 60 Node 2 40 50 80 Node 3 35 70 50 Node 5 Node 4 50 75 25

Find the Hermite equations given the starting point (1,3,1) and ending point (2,5,0). The derivative at starting point are (13, 15, 23) while the derivative at ending point are (12, 14, 23). (xo, Yo, Zo) (1,3,1) (xo, yo. zo) (13,15,23) (X1, V, Z) (2,5,0) (x1, Y, z1) (12,14,23) Step0.25 X AN y 0 0.25 0.5 0.75 1

Consider the following database schema and example instance ingredient recipe name Pasta and Meatballs Cheese Soup Burger item Pasta Meatballs Tomato Sauce Onions Cheese Bread Ground Beef inventor Le cook The french Cowboys foodItem type Wheat product Meat Sauce Vegetables Diary Wheat product Meat kitchen Italian French American calories RESI884

Consider the following object y 25 10. 10 45 x 1. Apply a rotation by 60 on the Pivot Point (10, 10) and display it. 2. Apply a rotation by 30 on the Pivot Point (45, 10) and display it. 3. Apply a rotation by 270 on the Pivot Point (10, 0) and then translate it by tx 20 and t 5. Display the final result.

Write a java program that takes in a number N and finds the smallest palindrome prime greater than or equal to N. This should be done by creating two methods, one to check if the number is prime and one to check if the number is a palindrome. Sample Input 1 8 00 Sample Output 1 The next prime palindrome is 11 rt 2 117 M C U O 2 10,Write a java

Write a program that meets the following requirements: - Prompt the user to enter a score between 0 and 100 (both the numbers are inclusive). Use Scanner class to capture the input. - Display the message: If the score is >= 70, display You pass the course. and if the score is < 70, display You do not pass the course. - Use JOptionPane

Use the Y combinator to write a function sum that will calculate the sum of numbers 012...n. Use only Y, f, n, if, iszero, Z, plus, pred, and parentheses. Complete the template sum Y(Af.An.

2. Write a prolog program to color the given map using three colors such that no two adjacent regions have the same color. Provide a screenshot of the result (1 mark). Western Australia Northern Territory South Australia Queensland New South Wales Victoria Nytwn SW

Explain the steps for troubleshooting the following connection problems using one or more of the above commands. (5 points) (a) What are the commands you would use to determine that you are unable to connect to a web server because the server is down (1 point) (b) How to determine whom to call to discuss and resolve the problem with the web server

1. Write a simple program to print the PID (process ID) and PPID (parent process ID) of the underlying process. Repeat the execution multiple times (from the shell), then answer the following questions (a) Is the PID the same in all runs Whywhy not (b) Is the PPID the same in all runs Whywhy not Hint use the getpid and getppid systems calls to get

1. Prove by falsification a. ((p) (rVq)) ((r) ((p)q)) b. (p (rq))(pq) Vr 2. Define the meaning of declarative sentences and give some examples. 3. Decide whether the following are declarative sentences or not a. All cows are brown. b. The Earth is further from the sun than Venus c. There is life on Mars. d. 2x2 5. e. x2 2x f. Do you want to

2. For the message signal m(t)100001101010 and unmodulated carrier signal s(t)Acos(2rtFt), Draw the output waveform (modulation diagram) for each (15 Marks) technique given below. a) 4QAM b) 8PSK c) 4FSK Innimitter was 20 dB, In order to correct the

Consider the following pseudocode. Assume that the language has one global scope, one scope per function and one scope for each braced code block. int x 10 int third (int x) print x int. x 30 second() int second() print x 1 int first() int x 25 third (x) first() 1. (4 pts) Draw the symbol tables in separation for all the scopes in this

1. Compute encodes such as the channel output Zim for sender 1 and sender 2, 2. After that compute decodes at the receiver 1. Show all details. Senders Sender Data bits Code Sender 2 Data bits Code 11 1 1 111 A PLA 1 11 d1 d Zim d.cm At Sender side to encode data, Zmis the value of d, multiplied by the mth bit in the assigned CDMA code, C 1 M

Show the value of each variable in every iteration and encircle the final values c++

int n 1729 int sum 0 while (n 0) int digit n 10 sum sum digit n n10

Glassdoor is one of the largest job sites worldwide. Using your browser of choice, access glassdoor.com and search to find cybersecurity jobs available that were posted within the last two weeks. Adjust the search as you would like. You can search for jobs in your area or an area that you would like to live and work in. a. How many new job

Write a program to print a diamond with a specified size using asterisks (). The program receives an odd positive integer as the diagonal length of the diamond, which represents the number of asterisks () in the middle row. As diamonds are symmetric, the number of asterisks () in rows from top to bottom should be 1,3,5...5,3,1. Expected output is

Consider the following graph in which we are searching from start state A to the goal state J. a. What are the visited nodes by DepthFirst Search (DFS) from start state A to the goal state J Show your work in terms of Data structure used in this search algorithm. b. What are the visited nodes by BreadthFirst Search (BFS) from start state A to the

Write an AVR C program using Timer 1 interrupt to create a square wave of 1Hz on pin PB7 while sending data from PORTC to PORTD. Assume XTAL8MHz. Problem 2 Assume that the INTO pin is connected to a switch. Write an AVR C program in which it goes high, the content of PORTC increases by one. Problem 3 Using pin change interrupt, write an AVR C

The ready queue for a computer has 20 computeintensive processes which will be scheduled on the processor in a round robin fashion. Each process will execute for a maximum of 8 ms before it is sent to the end of the queue. The 12th process (P12) in the queue requires 35 ms of CPU time. You may assume that all the other processes have CPU burst

1. Use the formal definition of BigOh to prove that if f(n)g(n) 0(f(n)), then g(n) 0(1), for any nonnegative function f(n). Solution

3. Answer the following questions about the MysteryScan algorithm below. Input data sorted linked list with n integers Input search unsorted array with n integers to search for Input n size of data and search 1 Algorithm MysteryScan 2 output Array (n) 3 node data.head 4 for i1 to n do 5 while node.value searchi and node data.head do

Write a program to implement binary search. Partial program is given as below class BinarySearch private static int binarySearch (int arr , int target) int low 0 int high arr.length 1 int i0 int middleIndexNumber arr middleIndex Print out information. You should print out the order of the loop (e.g., This is loop 1), the index of the

How to create view statement??

Project Assignment 3 Description Computer Science Department is evaluating its professors to See which professor has the highest rating according to student input. You will create a ProfessorRating class consisting of professor Name and three ratings. The three ratings are used to evaluate easiness, helpfulness, and clarity. The value for each

What is multiple inheritance? What are its advantages and disadvantages?

What is a default and conversion constructor?

Suppose we have the following Knowledge Base from the Wumpus world R1 W11B21 R2 P11 V W11 R3 P11B21 Prove B21 by using the Resolution Algorithm

Write a Python function to: (1) Calculate the 2nd moment of area (2) Determine the Maximum Bending Stress (3) Draw bending moment distribution diagram

Which query gets all the details of all employees sorted according to first name in ascending order. employees (employeeid. firstname, lastname, email, phone number, salary, departmentid) Select one Oa. SELECT FROM employees ORDER BY first name DESC 4 O b. SELECT FROM employees ORDER BY firstname Oc. SELECT employeeid, first name, lastname, email

A) Suppose we have the following Perceptron it has the following weights W 0.3, W20.2, W3 0.2, 0 0.1 the learning rate is 0.1 . And the activation function is Step function. If the input vector is Denklem and its desired output is 1, Find the updated weights for only one iteration I Number of iterations is X1 .... X2 X3 W1 W2 W3 e B) Suppose

Which of the following code group is in row major order (6 Puan) A for (i0 i

Consider the language L w w 0, 1 is not a palindrome). (A palindrome is a string that reads the same forward and backward, including .) Prove that L is not regular. You may use the pumping lemma for regular languages, as well as closure properties of the class of regular languages. 2. Give contextfree grammars for each of the following

Consider the language L w 0, 1 the length of w is odd and the middle symbol is 0 Part 1 (20 Points) Use the pumping lemma to show that L is not regular. Part 2 (20 Points) Show that L is contextfree by giving a contextfree grammar that gen erates L.

. A software development team is building a new feature for an existing web application using the Extreme Programming (XP) methodology. During the development process, they encounter a problem with a piece of code that is causing errors in the application. Discuss how the use of Extreme Programming plays a role in an agile model and will help the

A software development team is tasked with building a new email client. To ensure that the client meets the requirements of both the company and its users, they need to create a system model. Do you think the software development team needs to create a system model Justify your response. 6.2. Do you think requirements engineering can be used as an

a) Given two function prototypes float calcTicket Price (int, int, bool) void final Price (float) Write function definitions for both of the function prototypes calcTicket Price (...) should receive number of ticket for child and adult, and membership status. RM10 for an adult and RM5 for a child. Members are entitled to receive 25 discount. The

1. Draw the following figure of a cylinder on a canvas

The following table is an activity list that includes the duration and predecessor for a series of project activities. Task ID A B C D E F End Activities Planning meeting Develop survey from Print and mail forms Receive responses Data entry Data analysis Write report Predecessor Duration Start 2 A,E 4 A 6 B, C 3 Start 7 E D, F 2 Construct a

1. Given the following project, draw the project network diagram using the AoA (Activity on Arrow) notation. (5 points) A B C D E F 2. The table below shows the activities, immediate predecessors, and activity durations of a project. G H I J Immediate Activity Predecessor Immediate Activity Predecessor A B C D E F G H k K I, F A JA B A B D C A C,

A sender sends eight bits of data using serial communication. Stop bits are 1s and the start bit is 0. The receiver receives the following bitstream 1111000111011111. Which bits are data bits Group of answer choices 00011101 00111011 11011111 111100011

Consider a computer system with a twolevel cache hierarchy consisting of L1 (Level 1) and L2 (Level 2) caches. Both caches use a setassociative mapping. The system runs a program where its memory access pattern frequently accesses the same memory location multiple times within a short time frame. Which is the most suitable cache replacement policy

Write a program that will simulate the RockPaperScissors game. Allow two players to input one at a time (P or p) for Paper, (R or r) for Rock. (S or s) for scissors. Your program should display who the winner is and the reason for winning Paper covers rock, Rock breaks scissors, and Scissors cut paper. Allow users to accept letter inputs in any

(B) A small project consists of seven activities with the following details. Activity A B D E F G Most likely 4 7 4 11 8 6 5 DURATION, WEEKS Optimistic 2 3 4 5 4 3 5 Pessimistic 8 15 4 23 16 15 5 Immediate Predecessor A A B, C B D, E D (i) Draw Network Diagram, find critical path, the expected completion time. (ii) What project duration will have

When we studied IP security, we know that sometimes a particular traffic flow calls for endtoend authentication and encryption services provided by both Authentication Header (AH) and Encapsulating Security Payload (ESP). To implement both, we need to combine SAs to form a Security Association (SA) bundle. For the following combination of SAS A

Imagine you are tasked with designing a conceptual HCI system for a smart home application that allows users to control and monitor various home automation devices. Using appropriate software tools, sketch a conceptual design for the user interface of this smart home application. Prepare a report to show the proposed design, discuss how the design

Complete the function that calculates the sum of the first n2 terms of the geometric series Note that the series begins with a and the last term is ar1, in total there are n2 terms. 1 complete the function given the variables a,r,n and return the value as seriessum. def sumgeometricseries (a,r,n) seriessum0 Initiation of the value YOUR CODE HERE

Give an FA (DFA or NFA) for the following language over alphabet 1, y). Note the FA can be constructed by combining DFAs for simpler languages. L5 w has even length or an odd number of zs (b) (5pts) Give an FA for the following language over alphabet E 1,y). Note the FA can be constructed by combining DFAs for simpler languages. L6 w has even

Consider now a fully associative cache where each cache line holds 16 machine words (i.e., the basic addressable unit). The machine word size is 4 bytes. The cache can store 32 Kbytes of data, and the main memory can store 2 Mbytes of data. How many bits of a memory address should be used for the tag Write your answer in a Base 10 number (and only

Minimize the following DFAs, the alphabet E 0,1). You need to show your work to get full credit. 90 0 Name Name 90 91 0 92 95 0 91 0 93 94 0,1 (b)(10pts) Minimize the following DFAs, the alphabet 0. You need to show your work to get full credit. 94 0,1 92 95 Assignment Closure Properties and Min DFAs 0,1 93 June 28, 2023

What would be the value of x after the following loop executed for x 7 to 34 step 5 Select one O a. 36 Ob. 34 O c. 37 O d. 35

Consider a hypothetical machine that implements a setassociative cache. Each set in the cache consists of 4 lines, and each cache line holds 2 bytes. The cache can store 16 Kbytes of data. The main memory is byteaddressable and can store 4 Mbytes. How is the memory address divided into tag, set number and byte number, giving, respectively, the

If x 10 and y 8, what will be displayed after the following statements have been executed if x mod y y x then display 1 else if x y x2 2 then display 2 else endif if x2y2 then display 3 else endif Solact if x y 2 then display 4 else endif display 5 endif

What will be the value of total after the following statements have been executed total 0. for x 1 to 45 step 11 total total 5 do while total 33 total total 13 loop next x total total x

How many times would Hello World be displayed when the following is executed ShowHelloWorld a0 display Hello World do display Hello World loop until a 5 end

6. Design a binary counter with the sequence shown in the state diagram below 0 11 7

Draw the graph of the radial probabilistic motions of the 3s orbital using MS Excel.

ar R3s Zr ao 4 1372 (1) (7 273 Z1 ve a0.529 (2718020)2e203

The following is an ambiguous grammar S AS b ASA a Construct for this grammar its collection of sets of LR(0) items. If we try to build an LRparsing table for the grammar, there are certain conflicting actions. What are they Suppose we tried to use the parsing table by nondeterminis tically choosing a possible action whenever there is a conflict.

1. 2to4Line Decoder Design. a. Construct the truth table of a 2to4line decoder. b. Draw the logic diagram of the decoder. c. Draw the circuit of the decoder by hand using elementary gates. d. Build the circuit using elementary (AND, OR, NOT) gates and verify the truth table. 2. 4to1Line MUX Design. Condensed truth table of a 4to1Line Multiplexer

11. What Metasploit Framework module would be useful to perform a TCP port scan 12. And to search for endpoints with RDP open 13. What the module auxiliaryscannersslopenssl heartbleed would be used for What is the CVE of the vulnerability it exploits 14. What medusa modules could you use against a mail server 15. What medusa modules allow to set

Given the function f(x) (a) (b) (c) sin x x COS X. Rewrite the given f(x) to avoid loss of significance by using the first two nonzero terms in Taylor series expansion. 2.5 marks x ts HINT sinx x 3 5 cosx1 x 2 4 x 2x 3 15 ... tan x x ... Calculate the approximated value of f(0.25) by using SIX DIGIT arithmetic with rounding. 1 mark The actual