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Databases Questions and Answers January 09, 2019

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Please write a full answer and give a good explanation 5. Consider a system with four resource types as follows esource Type N umber of Instances RTT RT2 RT3 RT4 12 The following table presents the maximum resource needs for each process for each of the four resource types Max RT1 Need Max RT2 Need 1ax RT3 Need Max RT4 Need P1 P2 P3 4 4 4 In the
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Which of the following sorting algorithms has the fastest best - case runtime? ( That is , which has the best best - case runtime? ) Question 4 3 options: insertion sort selection sort mergesort quicksort

Based on Lab 2 . 2 Tableau: Preparing Different Data Types for Analysis, what data type is described by the area referred to as dimensions? A list of the following column headings are as follows: customer city; customer ID; customer St . ; product description; sales employee ID; sales order date; sales order ID; measure names; product sales price;

2 . 2 1 Create an array called D _ to _ R composed of two columns, one representing degrees, and the other representing the corresponding value in radians. Any value set will do for this exercise. Save the array to a file called degrees.dat. Once the file is saved, clear your workspace then load the data from the file back into MATLAB.
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Given the plot of normal distributions A and B below, which of the following statements is true? Select all correct answers.
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Write a menu driven program that either accepts words and their meanings, or displays the list of words in lexicographical order (i.e. as in a dictionary). When an entry is to be added to the dictionary you must first enter the word as one string, and then enter the meaning as separate string. A word may have more than one meaning, and may be

c++ Create a class for a simple blog. The owner of the blog should be able to: (a) Numerically list and display all messages (b) Post a new message (c) Select a specific post and delete it (d) Quit the program Viewers of the blog should only be allowed to: (a) Numerically list and display all messages (b) Quit the program Create a class Viewer and
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You may be disconcerted by the gap between the lack of robustness of your programs thus far compared to the Web applications you typically use. Visit a popular Web site and discuss what types of exception handling techniques might be used for their Web forms. Is there a point beyond which a program might have too much exception handling? If so,

The digital divide refers to _ _ _ _ _ _ _ _ _ _ _ _ _ . A . The preference of some individuals to receive information in printed form. B . The disparity between those who have access to information and those who do not. C . The legacy of your personal information shared in online spaces. D . The tendency for information mining groups to target

(36) Consider the following algorithm: int any equal (int n, int A[]) index i, j, k , m; for (i = 1; i 1)? (b) What is the worst case time complexity of the algorithm? (c) Try to improve the efficiency of the algorithm. (d) What property holds for the array A if the algorithm returns 0? (e) What property holds for the array A if the algorithm
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Write another Python program called CountingSort that takes an input list [ 5 0 , 1 1 , 3 3 , 2 1 , 4 0 , 5 0 , 4 0 , 4 0 , 2 1 ] and generates an output list [ 1 1 , 2 1 , 2 1 , 3 3 , 4 0 , 4 0 , 4 0 , 5 0 , 5 0 ] . Users might also give any input lists. Test your program with different testcases. Below is the basic introduction on Counting sort:

Use C++ for the following: You need to use dynamic arrays for this assignment. Write a program that allows the user to enter the last names of five candidates in a local election and the number of votes received by each candidate. The program should then output each candidates name, the number of votes received, and the percentage of the total
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Which of the following is a valid reference count for an object that is being referenced? 3 0 2 5 0 1

This assignment is an exercise in building a linked list in C Part 1 We want to build a linked list of int values in C. Let's start with the following structure definition struct node int value; struct node* next; This is the data structure we will use for our linked list nodes. Because C does not have objects, or encapsulation we will write
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1. Reading four consecutive bytes of memory allotted to an int x variable, you read the following sequence of values (lowest address to highest) : 049,0C3,072,05A. The computer involved has a little endian architecture. What is the value of int x ? a. 0xA5273C94 b. 05A72C349 c. 049C3725A d. 0943C27A5 2. How is the decimal value of 37 encoded as an
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Suppose a batsman drives the ball through covers in a gap. Table 1 gives the distance covered by the ball in 6sec Table 1 Q3.1 Write a MATLAB function to obtain a polynomial that fits the given data by using Lagrange interpolation formula. Q3.2 Calculate the time taken by the ball to hit the boundary if the boundary of the field is 70m Q3.3 Plot
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b and c Show that the two quantified statements in each problem are not logically equivalent by filling in a table so that, for the domain of discourse (a, b, c), the values of the predicate P you select for the table causes one of the statements to be true and the other to be false. For example, the table below shows that vx vy P(x,y) and ax ay
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Create a C program that will: Display a menu of 5 to 10 differently priced items for sale to the user Input the number of the menu item they selected Use switch-case to determine the cost of the item number they selected. You should have a case for every item and use the else for unexpected values Tell the user that there is a buy one, get one off

Write a recursive function named find(text, substring) that will return the substring if the substring is inside the text or return an empty string if the substring is not inside the text. Write another function named is_string_there(text, string) to test the find function. The function will return True if the string is inside the text or False if
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NEED HELP WITH PART D AND E PLEASE Problem 2 . For a the governing equation is : d y d t = a + b y y 2 Where a is 1 and b is 2 . y ( 0 ) = 1 a ) OK so set this up using Eulers method on Excel. Try a step size of 1 and run it out to t = 2 0 . b ) You will have a tabde of t and y and y ' . Looking at " y " , determine numerically and analytically,
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Which of the following represents the recurrence relation for Strassen's matrix multiplication method, where ( ) denotes the time complexity of multiplying \ times matrices using this method

The Boolean expression for a 3 - input OR gate is: Group of answer choices None of the mentioned X = A + B + C Either of the mentioned X = A . B . CThe Boolean expression for a 3 - input OR gate is:Group of answer choicesNone of the mentionedX = A + B + CEither of the mentionedX = A . B . C

Which of the following statements are true about Red Hat OpenShift Data Foundation? ( Select all that apply. ) ( Choose all correct answers ) Requires a contract separate from Red Hat OpenShift Container Platform It is engineered, tested, and qualified to work with Red Hat OpenShift Container Platform on any infrastructure. It provides container -

Hi, I need help with this question using C programming, not C++. Thanks Question (100 marks) The Domino Pizza Shop specialised in selling pizzas in ELM Street. The pizzas sold are in two different sizes - Regular, and Large. Customers can either Eat-in or Take-away. A 10\% discount is given to customers who decide to take-away. The price for a
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Crisis.java 1. Create the Crisis.java program. There are no errors in this version. 2. Re-write the section using the FlowLayout (highlighted in yellow) class layout manager and replace it with The GridLayout class layout manager The BorderLayout class layout manager The BoxLayout class layout manager 3. Upload your completed assignment to Canvas
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draw a flowchart for the following problem in a C program: Problem 2: Find the frequency of a digit in a number Get an integer number, and a digit from the user and calculate and print out the frequency of the given digit in the number. Sample Input Sample Output 123333 3 4 222545 4 555 2 922325 2 3
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Which of these is a description of the ACID property of atomicity? A transaction should be treated as a single logical unit of work that is indivisible. In the event of system failure, no transactions that were done can be undone. If any of the transaction parts violates an integrity constraint, the entire transaction must be aborted. The data
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Write C++ code for a main function that creates instances of the template version of your Car class you just wrote within a trycatch statement. Create four cars. Two of them should set speed to a numeric value and two should use strings for speed. Overload the + operator on them by adding the Cars with numeric speed, adding the Cars with strings

i. ii. Show the truth table of a 74LS139 which is a 2 x 4 IC decoder. (1 mark) Given the truth table of a combinational circuit that accepts three input bits: minuend (X), subtrahend (Y) and previous borrow (Bp) and produce two output bits: difference (D) and borrow next (By). Implement the Boolean function for D and By using 74LS138 IC and
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IMPORTANT: make sure that you use create Alphabet() as the helper function to generate the alphabet used by the encryption/decryption routines. You should be able to change the alphabet returned by create Alphabet() and all your other functions should still work correctly. def create Alphabet(): create Alphabet returns a string that includes all
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2- Write all the factors that factorize over the following graph. (5 points) 3- Graph G is a perfect I-map for distribution P, i.e. I(G) graphs is a perfect I-map for P? why? (5 points) I(P). Which of the other DO 2- Write all the factors that factorize over the following graph. (5 points) 3- Graph G is a perfect I-map for distribution P, i.e.
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Please solve the following question as soon as possible by using the following programs IntelliJ IDEA PostgreSQL Spring initializr Postman DBeaver and Show all Steps Write the functions which have the code throw new UnsupportedOperationException("TODO"); in the MovieServiceApp project - Use exception handling for exceptions - You have to configure

Different number field types in Access are _ _ _ _ _ . Select all that are true. Question 1 0 options: Short Text Long Integer Decimal Exponential Dewey Decimal Integer Currency Byte

code class = "asciimath" > Tuliskan struktur senyawa hasil reaksi berikut ! ( Reaksi Keton ) a . O b . H c . mgBr d . cH 3 ONa e .
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? _ _ _ _ _ _ _ i s t h e p a r t y t h a t p r o v i d e s c l o u d - b a s e d I T r e s o u r c e s ?

Probleml: Write a code to operates a Permanent Magnet DC Motor (PMDC Motor) in four different speed using four push buttons connected on RB4 to RB7 pins. (You must use PORTB on change interrupt). *Attach .asm file do not send picture to code. Problem2: Write a code using PWM technique to get a speed profile for soft start/stop motors such as
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Data that describe the properties of other data are: metadata. logical . relationships. physical.
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One of the requirements for ensuring that you are in compliance is that all animal handlers enroll in the Health Program for Animal Handlers administered by the Employee Occupational Health and Wellness ( EOHW ) office. True False
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Please write code in C++, Python or Java: You are a detective investigating a robbery, with five suspects having made the following statements: Paul says, Ray is guilty. Quinn says, If Steve is guilty, then so is Ray. Ray says, Both Steve and Ted are guilty. Steve says, Both Quinn and Ray are guilty. Ted says, At least one of Paul or Ray is

PYTHON LOOPS I need help with Questions 7,8,9 and 10. For number 7, i'm unsure what the error is so please help with that as well if my explanation is wrong if you can think of another solution. Thank you. 7. Provide comments for the following code: (5 points) \#Assigns the value 0 to a new variable called total. total =0 \#Assigns the value 0 to
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I need help. i used AUTOPSY my file is not being converted to Case 4_1.E01 instead it's being saved as AUT by it's own. I have tried going to properties of the file and edit it to E01 still it's not working for me. Add Data Source Steps 1. Select Host 2. Select Data Source Type 3. Select Data Source 4. Configure Ingest 5. Add Data Source
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You must convert the given ER Diagram into a Relational Data Model following the guidelines of the textbook and the course shell. Be sure to create rows of boxes for every required table, each box should contain a field within the table Primary keys should be properly underlined and foreign key relations should be clearly indicated with arrows
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What is the purpose of unit testing in software development? a ) To test the entire system as a whole b ) To verify that individual units or components function correctly c ) To test user interfaces and interactions d ) To assess the overall performance of the software

Draw an E - R diagram for a database recording information about teams, players, and their fans, including For each team, its name, its players, its team captain ( one of its players ) , and the colors of its uniform. Remember that a set of colors is not a suitable attribute type for teams. For each player, his / her name, and the history of teams

Given the function: f ( x ) = x 3 - 2 x - 5 ( a ) Using Python as your coding language, write a program that uses the bisection method to find the root of the function, for the interval 0 , 3 . Stop the iteration when the error as estimated by | x n + 1 - x n | is less than 1 0 - 6 . Plot the output to show the results. ( b ) Repeat ( a ) but use
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C++ please Q2 Selection 5 Points Give an example of an if-else that cannot be rewritten as a switch. Briefly explain why a switch statement can't be used in the example you have chosen. Enter your answer here
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45. Use the divide-and-conquer approach to write a recursive algorithm that finds the maximum sum in any contiguous sublist of a given list of n real values. Analyze your algorithm, and show the results in order notation
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Ask Question up vote2down votefavorite I learned white-box and black-box testing in terms of iterative functions. Now i need to do white-box and black-box testing of several recursive functions (in F#). take the following recursive algorithm for gcd: gcd (m, n) if (m % n) = 0 then n else gcd n ( m % n) For the white-box test: how exactly do i go

Hi teacher, can u help me answer all the question? If your answer is true I will upvote you Q1 Explicit parallelism is the term which refers to Select one: O A Parallel processing steps implemented by programmers. OB. * Parallel processing steps implemented in application running in the web. OC Parallel processing steps implemented in public
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Question 3 Along software release cycle is: Better because old hardware can be utilized beyond its service life Valued by businesses that want stability Makes programming more difficult since new features cannot be used Characterized by infrequent security fixes Only offered by Red Hat and SUSE Question 4 O Type here to search
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Find three interactive products or services that you use perhaps a coffee machine, a particular smartphone app, a theme park, a TV service such as Netflix, or a computer, or a web service such as Google Map, Paypal etc. Write down what it is that you like about each of them and what it is that you do not like.

19-True or False: The while loop is a pretest loop. 20- True or False: The do-while loop is a pretest loop. 21-True or False: The for loop is a posttest loop. 22- True or False: It is not necessary to initialize accumulator variables. 23- True or False: One limitation of the for loop is that only one variable may be initial- ized in the

Discuss the relationship between the instructions and the results indicated by the flags. Hint: See Example 4 . 7 beginning on page 1 0 2 in Chapter 4 of your assigned textbook.

Which statement below is incorrect? A. cs.latrobe.edu.au/myfile is not a valid URL B. www.latrobe.edu.au:80/index.html is a valid URL C. Www.latrobe.edu.au is a valid URL D. A URL specifies the address of a Web page on the Internet. E. www.latrobe.edu.au/index.html is a valid URL
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Complete the scnr . nextInt ) statement to read in a value for variable numBananas from input. Then, complete the System out. print l n 0 statement to output the variable numBananas, followed by " - bananas". Click here for examples Ex 1 : If the input is 7 , then the output is: 7 - bananas Ex 2 : If the input is 9 , then the output is: 9 -
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All questions require an ER diagram in proper notation identifying all properties of the relationship. ER diagrams must be complete in all respects including all cardinality constraints and other specific nature of relationships such as superclass/subclass. All questions require specification of tables and associated attributes. The entire diagram

Write a program that creates four processes using the wait and fork function. The original process creates two children processes and then prints out parent. The children processes print child1 and child2, respectively. The first child process creates a child process that prints out grandchild. write a program that creates four processes. The

need help writing the programs for number 1, 2 and 3 please 2. Do you get an output for the following program? Why or why not? Number =36 txt - "My name is Cora, I have these many shirts: " + Number print (txt) ( 2 points). 3. Print the output of each of the following statements and explain the operation and output. (8 points): i. x=1.5 x+=3.2
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The analog input resolution affects the accuracy of the sensor readings processed by the PLC . True False
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Qs . 5 : Na ve Bayes Algorithm [ I Mark ] The following dataset contains loan information and can be used to try to predict whether a borrower will default. Use the Na ve Bayes algorithm to determine whether: loan Home Owner = No , Marital Status = Married, Income = High
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The following code is supposed to evaluate and display the output of the function e 6 b 8 3 cd 1 e 8 bab 1 7 3 6 7 2 4 1 7 3 0 8 0 e 8 4 ac 5 ( 1 ) . png for x in [ 5 , 1 0 ] ( using 5 0 steps ) , however there is an error in one or more of the lines. clear all x = linspace ( 5 , 1 0 , 5 0 ) y = sin ( pi * x ) z = x . 3 h = x + 3 g = x . 4 + 1 f =

Explain the advantages and disadvantages of offering an unrestricted, freely downloadable full version of Oracle Database to learners and developers. Explain how silent installations can benefit an organization. List three security practices to follow during installation of Oracle.

Complete the code to output ' 3 6 5 days = 1 year'. On the next line, output the value of length _ days to one digit after the decimal point, followed by ' days = ' , and then the value of length _ years to five digits after the decimal point, and lastly ' years' Ex: If the input is 7 3 0 . 0 , then the output is: 3 6 5 days = 1 year 7 3 0 . 0
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press any key to start Task n, where n is the task number (1, 2). 2 different program make a python code where it prompt to ask which task is started 1)class Employee : def __init__(self, name, id, department, title): self.name = name self.id = id self.department = department self.title = title def print (self): print('Name: %s, id: %d,

in java For this assignment, all code can be in main() that is methods and classes are not required. Task 1: perform the following array processing tasks: Generate and display two random numbers size1 and size2 - between 1 and 10. The values size1 and size2 will be used in step 2 as the size of each array. Generate size1 random integers between 1

python please problem 3. Problem 3 [24 points / Correlating Stock Data Correlation measures the relationahip between two variables in terms of strength and direction. Another way to state it is to say thint correlation messures the tendency of two variablea to increase or decrease at the same time. For example, sworage test neoms in s school are
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2. Let p(x) be a scalar function of a D-dimensional vector x, and f(p) be a scalar function of p. Prove that: xf[p(x)]=[dpdf(p)]xp(x) i.e., prove that the chain rule applies in this way. [Hint: you can show it for the ith component of the gradient vector, for any i. It can be done in a couple lines.]
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Linked Node Implementation of a list ( In JAVA) /** * Adds a specified string to this word list at a specified index. The word may be added to the end of the list (when the index is the size of the list) or * anywhere earlier (in which case, words will be shifted down to make room for the added word) * @param s string to be added * @param index

Can you teach me to do kind of those questions, please!! Step by step, thanks! 2. Circle each of the following that is a tautology (b, d, e) d) T ((p V q) V (-p))
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Lab Work By using numerical methods, write a Matlab code to compute the value of (es), use the following series : an e* = 1+x+ + + 2 3! n! Calculate & and e, for all iterations, continue your calculation until | ,/
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Consider the network shown to the right. ( a ) Find a spanning tree of the network. ( b ) Calculate the redundancy of the network. ( c ) What is the diameter of the network? ( a ) Which of the following is a spanning tree of the given network? A . B . C . D . ( b ) The redundancy of the network is R = ( Type a whole number. ) ( c ) The diameter of
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Will upvote The squirrels in Palo Alto spend most of the day playing. In particular, they play if the temperature is between 60 and 90 degrees F (inclusive). Unless it is summer, then the upper limit is 100 degrees instead of 90 . Step 1: Build a truth table that summarizes whether squirrels are playing, based on the season and the temperature.
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C++ Please! Just fill in where it says " /* Your code goes here */ " Use currCertificate's ReadHolderAndDivision() to read each pair of inputs, string holder and character division, until "stop" is read from input and currCertificate's ReadHolderAndDivision() returns false. If currCertificate's ReadHolderAndDivision() returns true, append

Write a C + + program that declares 5 type double variables and assigns a value to those variables. Have the program create a Memory Map with the following form using the " \ t " operator to create a tab spacing. Determine the spacing between adjacent memory locations. Memory Map Name Address Data

1 0 0 : 3 9 8 / 2 3 If x and y are positive even integers, and the least common multiple of x and y is expressed as xy / m , which of the following statements could be false mis a multiple of 4 m is a factor of both x and y Oxy is a multiple of 2 xy / m is a multiple of 2

In C please Write a function List_DeleteFirst that removes the first node containing an item from a list. In addition to rearranging the pointers so that the node containing the first item is no longer in the chain, you must also remember to de-allocate (aka "free") that node in question. The function should have the following signature // Delete

which backup solution might be suitable for a company without enough funds for capex 1 . NAS 2 . SaaS 3 . MSP 4 . On premises system 5 fiber optics

Given 10 minutes, design and describe a system for real time customer tracking of a pizza order from the time the order is placed until the time the order arrives at the customers door.

a ) Provide and example where threads can be used. What is the biggest example of implementing threads in user space ? and What is the biggest disadvantage of this ?

A polynomial is given by g = - 1 0 . 0 e 2 + 7 . 0 e + 8 . 5 . Declare double variables e and g . Then, read e from input and compute g using the polynomial. Ex: If the input is 2 . 3 , then the output is: - 2 8 . 3 0 0 Note: e 2 can be computed using * . #include g g = ( ( - 1 0 * * ( e * * e ) ) + ( 7 * * e ) + 8 . 5 ) ; ( 3 )
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For this problem, you can use native Python, as well as the math, numpy, and mat-plotlib libraries. Problem 2 - Structured Programming: Boolean Logic and Flowcharts Write a Python function called flowchart that returns a value computed in accordance with the following flowchart. The input (arrow at the top) is a number that will be supplied as the
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SQL/Database Which of the following terms name database models that have been used to store data on a computer for automated retrieval? O a. alternating O b. objective pyramid C. ana O d. hierarchical O e.relational Of. flat file
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Computer Science. Java. We haven't learned Arrays/lists yet Starting 1. In Eclipse, create a new project or use an assignments one. Add a package a4, and a class Search AndOptimizingLoops to that package. Copy and paste Picture.java and an image file from prior work into this package (Picture.java should update itself to the a4 package). 2. In
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5 4 7 7 2 6 3 5 1 2 3 3 6 qx 3 z q y 7 Jump to level 1 num _ apricots and num _ bananas are read from input representing the number of apricots and bananas a grocery shopper has, respectively. Assign the variable total _ fruit with the total number of fruit ( apricots and bananas ) the grocery shopper has. Ex: If the input is: 8 7 then the output
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Question 1: What ethical, social, and political issues are raised by information systems? Explain how ethical, social, and political issues are connected and give some examples. Question 2: What specific principles for conduct can be used to guide ethical decisions? List and describe the five steps in an ethical analysis. Question 3: is selecting

help with the answers In this program, you have to use the switch statement. The average life expectancy (in hours) of a lightbulb based on the bulb's wattage is listed in the table below: Write a program that when given a bulb's wattage, displays the average life expectancy
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Problem 4: (7 pts) To understand the value of recursion in a programming language, write a Program in C++ or Python that implements quicksort, first using recursion and then without recursion. Submit your program source code and screenshot(s) of the output in a separate file (pdf or .docx) Problem 5: (7 pts) To understand the value of counting

Write a C++ program that will need to read from a file of employee data for how many hours each employee worked for a week. Then for each of the employees, a total of the hours worked is made and then the employees are sorted into descending order based on their total hours using bubble sort. There needs be 3 function calls total in main that:
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4. (10 points) Spanning Trees. Consider the problem of designing a spanning tree for which the most expensive edge (as opposed to the total edge cost) is as cheap as possible. Let G = (V,E) be a connected graph with n vertices, m edges, and positive edge costs that are all distinct. Let T = (V,E') be a spanning tree of G; we define the bottleneck
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Question 2 0 ( M a n d a t o r y ) ( 3 . 5 points ) ( S h o w your work. ) Which o f the following i s a generator ( o r primitive element ) o f the group Z 1 1 * a
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In the following snippet, the function call " f 1 " indicates when program control will transfer to the code that implements function " f 1 " ( i . e . , the first line of code in function " f 1 " ) . What MIPS instruction will implement the call? ( the memory address of the instruction that will implement each line of code is listed next to the

4.4b. Cost of Flash Drives. Homework A company sells 16 GB flash drives for $5.99 each and 32 GB flash drives for $9.99 each. However, largequantity orders of flash drives of the same type receive discounts. Orders of between 25 and 49 flash drives receive a 10% discount, order of between 50 and 99 flash drives receive a 15% discount, and orders

Compute 325 mod 35 using the algorithm for (fast) Modular Exponentiation Compute 3205 mod 99 using the algorithm for (fast) Modular Exponentiation
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Matlab 3.12 Develop a vectorized version of the following code: tstart-0; tend-20; ni 8; t (1) tstart; y (1)-12 6*cos (2*pi*t (1)/(tend-tstart)) for i-:ni+1 2 t (i)-t (i-1)+ (tend-tstart)i; y(i)-10 +5*cos (2*pi*t(i)/. (tend-tstart)); end
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Draw data models for the following entities. In each case, make certain that you show the attributes and identifiers. Also, create a relational database and insert three rows for each of the tables that you create. The data can be anything you create that fits within any constraints specified in the problem. You should submit a file with the data

Write a program in assembly language that defines two variables X and Y in the data segment and find the result of the following equation, then store it in R variable. X, Y, and R are data byte length. R= ( (X/3) + (Y/2))^2
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QUESTIONS HAS TO DO WITH WORD DOCUMENT JuLINIJVY To select a shape within SmartArt, click the O outside border of the SmartArt diagram O white space outside of a shape but within the SmartArt diagram O text within a shape O blank area within a shape, next to its text, or the dashed border of a shape QUESTION 18 1 points Save Answi Open the Tabs
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fSelf Learning Switches ( b ) . Consider the network below with six nodes, star - connected into an Ethernet switch. Suppose that A sends a frame to A , A replies to A , then B sends a message to B and B replies to B . Suppose you are node C , and consider the frames arriving to node C s interface ( whether they are destined to C or not ) . From

A blockchain is a / n _ _ _ _ _ _ . Question 4 5 options: firewall system used to secure a database index of relationships between objects in a database series of records stored in encrypted blocks across a network protocol that determines the infrastructure needed to run a back - end

I have a project which is a dynamic calendar yearly and left side calendar I have a list of activities which I created from data visualisation and all of it in sheet 1 and I have a table including names of activities and names of students and dates all it as headers all it in sheet 2 So my questions is how to do when I just click on list and

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