Databases Questions and Answers July 12, 2019

When you read through the class youll see that it prompts the user for a command (create, list, get, update, remove, exit) and then prompts the user for additional information. The List command should number the addresses starting at 0 so that the Get, Update and Remove commands know which address to operate on. For simplicity the Address

A computer virus can copy itself and spread through a network. True False

Ax + b ALU EXAMPLE of DATAPATH A x + B

Complete the code with three more output statements to output the following figure with t ' s . End with a newline. The output is: ttttt t t ttttt t t

You want to implement a mechanism that automates the IP configuration, including IP address, subnet mask, default gateway, and DNS information. Which protocol will help you in the given scenario? SNMP DHCP ARP SMTP

What is the code for this output ? C++ , define variables using const , double etc.. How many bars of Squeaky-Clean-Soap would you like to purchase? 1 How many bottles of Better-Body Body Wash would you like to purchase? 2, How many bottles of Smoothing Anti-Frizz Shampoo would you like to purchase? 3 ~*~*~*~ CASH BILL ~*~*~*~ Total Price Before

Question 3 3 pts Exercise 5 . 4 . Write a program that prints the range of a sequence of integers provided through stdin. For example, the range of - 3 , 1 5 , - 8 , 2 9 , 1 7 is 2 9 - ( - 8 ) = 3 7 . When you run the program, sfter you finish entering numbers, press Enter, then press Control - D to close stdin ( equivalent to EOF ) . Once stdin

Please explain the scenario and the content

1a. Create a class named Computer - Separate declaration from implementation (i.e. Header and CPP files) 1b. Add the following private member variables - an int variable named year - a string variable named model - a string variable named purpose 1c Add the following public functions: - Default constructor which sets numeric members to -1 and

Volatility to the requirements caused by the change in the scope, however this is not always true. Mention other common reasons of requirements volatility based on your understanding. (Provide the reference at the end of your answer from where you got this Knowledge). Volatility to the requirements caused by the change in the scope, however this

CHALLENGE 1 . 3 . 2 : Code basics: ACTIVITY 1 . 3 . 2 : Code basics: 5 4 3 8 1 6 . 3 5 0 4 9 3 2 q 3 z q y 7 Jump to level 1 Write code that outputs the following. This year will be wonderful. End with a newline by including " I n " at the end of your string literal. Ex: The code below outputs "Hello World" followed by a newline: Put "Hello World

4. (8 points) The American Standard Code for Information Interchange (ASCII) is a character-encoding scheme originally based on the English alphabet that encodes 128 specified characters into the 7-bit binary integers. The set of characters include the numbers 0-9, the letters a-z and A-Z, some basic punctuation symbols, some control codes that

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C PROGRAM: FIRST PART OF THE PROBLEM (DON'T NEED TO SOLVE IT, JUST NEED TO READ TO DO THE SECOND PART): Roller Coaster Design (coaster.c) Problem C: Roller Coaster Design Every great theme park has a signature roller coaster. In designing a roller coaster, we must decide how many trains of cars need to be placed on the track. It turns out that no

Actually, I want to work with one of you experts on a subject, because I am stuck on a subject and I am a bit of an apprentice compared to you in terms of software. There is a project in the software engineering department. The subject of this project is that students can easily see the basic course schedules of that period according to the class

Implement function avg() that takes as input a list that contains lists of numbers. Each list represents the grades a particular student received from a course. For example, here is an input list for a class of four students: [[95, 92, 86, 87], [66, 54], [89, 72, 100], [33, 0, 0]] The function should print, one per line, every students average

1. (20 marks) A valid Canadian postal code is in the following format where L is any letter and is any number. Write a pseudocode algorithm, and draw a corresponding flow chart that will read in a postal code one character at a time and will then check each character to make sure it is in the correct format. If the entire postal code is in the

Which of the following is / are the characteristics of Amazon VPC subnets? Choose all that apply. By default, all subnets can route between each other, whether they are private or public. CIDR block mask of / 2 5 is the smallest range supported. Each subnet maps to a single Availability Zone. Instances in a private subnet can communicate with the

What is the execution speed of instructions in PIC especially while operating at the maximum value of clock rate ( 2 0 MHz ) ? Select one: a . 0 . 2 \ mu s b . 0 . 1 \ mu s c . 0 . 8 \ mu s d . 0 . 4 \ mu s

A _ _ _ _ _ _ _ _ _ _ _ _ is any computer that may both request and provide services A _ _ _ _ _ _ _ _ _ _ _ _ is any computer that may both request and provide services client host console peer port

Identify the data type of the following data in Python:(5 points each) Data Type True "True 6.0 4/8 8/4.0 (give the type of the result)

4 An employee complains that a Windows PC cannot connect to the Internet. A network technician issues the ipconfig command on the PC and is shown an IP address of 1 6 9 . 2 5 4 . 1 0 . 3 . Which two conclusions can be drawn? ( Choose two. ) The PC is configured to obtain an IP address automatically. The PC cannot contact a DHCP server. The default

An organization's need to protect itself against cyberattacks is a _ _ _ _ _ _ _ _ pressure.

The student calculates the answer to this problem to 9 digits to be 2 . 2 4 6 3 7 6 8 1 A . Which of the following ranges depicts the 2 % tolerance range to the full 9 digits provided?

19. to print the following message on screen 20. Consider the following peace of de: using int 21h, the message must prepared like: X DW 123H, 4ABCH,1111H INC X a- Msg db 'HE OA LLO' b- MSG DB 'HE OAOD LLOS' The value X after executing the previous c - is: c. MSG DB 'HE', OAH,'LLO','\$' a) 124H,4ABCH,1111H d. MSG DB 'HE','\$','LLOS' b)

Let the equation for the optimal decision boundary for an SVM be given by x + y = 0 Consider a point P ( k , 2 k ) that lies on the support vector for this SVM . If given that k > 0 , what would be the value of k ? 1 / 2 1 / 3 1 / 4 1 / 5

(15pts) Toward a contradiction assume there exists a Turing machine H which when given as input the encoding for an arbitrary Turing machine, M, and an arbitrary imput string, s, can decide if M will halt, (ie, accept or reject), on input z or Loop. Then it would be possible to build a Turing machine IMP which could take its input string, s, and

Select all that apply What are the recommendations for the rate of weight loss in a sound weight - loss plan? sets a weight loss goal of 1 - 2 pounds per week evaluates the need for further weight loss before more weight loss begins includes a period of maintenance for about 3 months after losing 1 0 % of original body weight encourages a quick

Hello! Please help me draw 2 use case scenario diagrams using the study case below. Thank you!! I will upvote if you provided me with 2 diagrams. I ALREADY GOT THE ANSWER WITHOUT THE DIAGRAM, PLEASE PROVIDE THE DIAGRAM OR I WILL DOWNVOTE!!!!!! The Municipal Councils E-voting initiative has been proposed for the public wide participation of

What is the output of the code if a = 9 ? if and a 1 0 ) : print ( " Hello " ) else: print ( " Bye " ) a ) "Hello" b ) "Bye" c ) 5 d ) There is no output

QUESTION 1 The purpose of implementation is to define the organization of the code, in terms of implementation subsystems organized in layers to implement classes and objects in terms of components True False 2 0 points QUESTION 2 Design mechanism is not an architectural mechanism used during the design process 1 . True False 2 0 points QUESTION 3

Edit your newly created script file to store the following information from the servera and serverb machines on the workstation machine. The systems use SSH keys for authentication, and therefore you do not require a password. Store the output of the listed commands from the following table in the / home / student / output - servera and / home /

You could expect to find all of the following services in a web server software package except: Group of answer choices FTP . an RSS aggregator. security services. search engine.

Exercise 1: Write the following methods in a Java project: a) A Java method to determine and return the result of factorial for a number received as a parameter. b) A Java method to determine and print the location(s) of the word in a file, where the filename and word are received as parameters. c) A Java method to determine and return the average

Western Animal Rescue is a nonprofit organization that supports the fostering and adoption of animals, such as cats, dogs, and birds. People can register to adopt animals. Others register and add animals for adoption. Create the data dictionary structure representing a person registering to adopt an animal. Include name, address (street, city,

Consider the circuit shown in Figure P 1 . 3 6 . a . Which elements are in series? b . What is the relationship between ig and i ? c . Given thati, = 3 A and fa = 1 A , determine the valuesof is and id .

The Supreme Court ruled that detainees like those at Guantanamo Bay have a right to which of the following? due process the assistance of counsel equal protection habeas corpus

LET function provides a way to name a formula and re - use it in a worksheet like a custom function whereas the LAMBDA function lets you define named variables in a formula. Group of answer choices True False

How do you think you would interact with a computer if there were no graphical user interface, or GUI? Describe what you might have to do to create a document without a GUI. Why do you think the desktop metaphor is so successful? Do you think it works for everyone who must use a computer in every situation? Why or why not? What about tablets and

Complete the metric_to_imperial() function that takes a single numeric parameter named kilos. The function should convert the number of kilograms given as a parameter to a number of stones, pounds and ounces. 1 ounce is 28.349523125 g 1 pound is 16 ounces 1 stone is 14 pounds Note that the total number of ounces used in the calculations should be

Graphing Data and Curve Fitting with Excel Parts of this lab are modified from a lab written by Clemson University Physics and Astronomy Department In the first part of this lab on graphing with Excel, we will examine data taken from an experiment in which the circumferences and radii of several circular objects were measured. The data is

The arrival times and execution periods and priorities of a set of processes are given below. For each of the following scheduling algorithms clearly state the execution sequence of the processes. Process Arrival Time Exec. time Priority P 1 0 1 0 2 P 2 2 8 1 P 3 3 3 3 P 4 1 0 4 2 P 5 1 2 1 3 P 6 1 5 4 1

3. Write a program that allow the user to enter two numeric values. Then let the user enter a single character as the desired operation: ' a ' for add, ' s ' for subtract, ' m ' for multiply, or ' d ' for divide. Perform the arithmetic operations that the user selects and display the results. Save the file as ArithmeticChoice.cpp

What is it called when the condition for a while statement is always True? An infinite loop. A faithful loop. An honorable loop. Impossible.

Which one is correct about the following block of code in java: class Animal { public static void main ( String args [ ] ) { Animal animal = new Animal ( ) ; Dog dog = new Dog ( ) ; animal.print ( ) ; dog.print ( ) ; } void print ( ) { System.out.println ( " Superclass Animal" ) ; } } public class Dog extends Animal { void print ( ) { System .

Derive the state table and state diagram of the sequential

Maple please. If you could post a screenshot of the Maple commands so I can learn how to do it myself that would be great yes that works Consider the cubic polynomial equation f(2)= 44x2 + 564 x - 1728 = 0. (1) 1. Prove that equation (1) has three real roots, by exhibiting three sign change inter- vals, one for each root. 2. Denote by P1, P2, P3

Now create a new repository for the server we created in this unit and submit a link to your public GitHub repository. NOTE that you should create users.jsonand the server.js file containing all 4 endpoints and then run and test the server using postman.

Find an analytical expression for y ( t ), given Y1 (s) = (3*s^3 + 5*s^2 + 10*s + 40) / (s^4 + 16*s^3 + 69*s^2 + 94*s + 40) Y 2(s) = 2*s^2 + 5*s + 7) / (s^3 + 3*s^2 + 7*s + 5) Do the partial fraction expansion in Matlab. Problem 2 Plot the unit step response curves for the two systems defined by the transfer functions X(s)/ U(s) = (25)/(s^2 + 5*s

How can drought be triggered by physical naturel conditions

1. Describe the role of the TCP, IP and UDP protocols on an enterprise network. 2. Describe the concept of IP addressing and subnet masks for a hospital's network. 3. Specify the network and subnet IDs and the IP addresses used for different devices on a hospital's network. 4. Describe the difference between assigning static vs. dynamic IP

Make this Gantt Chart using overleaf (LateX). provide me just proper Overleaf (LateX) code. Project XEON Gantt Chart

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- - You are to develop SQL statements for each task listed. - - You should type your SQL statements under each task. / * Submit your . sql file named with your last name, first name and assignment # ( e . g . , SuneelPratimaAssignment 0 9 . sql ) . Submit your file to the instructor through the course site. Class standard: All KEYWORDS such as

3 b ) Design a flowchart for finding the product of numbers 1 through 1 0 0 . Thus, output = 1 2 3 4 5 6 dotsdots 9 9 1 0 0 . Find a scalable solution, i . e . if you had to multiply numbers from 1 to 1 0 0 0 0 0 , your program shouldn't change much. ( 3 5 p t s )

Wq = ( rho ^ 2 ) / ( mu * ( 1 - rho ) ) ; rho = lambda / ( mu ) ; Lq = lambda * Wq; Ws = Wq + 1 / mu; % Average time in System Ls = Ws * lambda; plot ( 1 : 2 1 , Wq ) % Probability that arrival must wait against thd number of servers xlabel ( ' Number of Servers ( c ) ' ) ylabel ( ' Average hold Lines ( Wq ) ' ) xlim ( [ 1 . 5 2 2 . 1 ] ) ylim ( [

9. Use math induction to prove that if f(1)=2 and f(n)=f(n/2)+3 for n2 such that n=2k then f(n)=2+3log2n. Basic case: n=1 Inductive hypothesis: n=2k Inductive step: n=2k+1

I need help with this exercise. Thank you for your help Language is C++ 6. Write a program that prompts the user to input a positive integer. It should then output a message indicating whether the number is a prime number. (Note: An even number is prime if it is 2. An odd inte- ger is prime if it is not divisible by any odd integer less than or

The dental code for the tooth labeled " C " in the above graphic is LC 1 ( superscript # 1 ) RC 1 ( superscript # 1 ) RP 2 ( superscript # 2 ) LP 1 ( superscript # 1 )

What will the following cout statement display on the output screer? int num = 13579; cout

5 . 1 2 LAB: Middle item Given a sorted list of integers, output the middle integer. A negative number indicates the end of the input ( the negative number is not a part of the sorted list ) . Assume the number of integers is always odd. Ex: If the input is: 2 , 3 , 4 , 8 , 1 1 , - 1 the output is: Middle item: 4 The maximum number of list values

. What happens when power is completely removed from your computer? ( 5 points ) A . the contents of main memory are lost. B . the contents of your hard drive are lost. C . factory option settings are restored. D . factory option settings are lost

Last bit of homework I need help with! It's python and computational modeling. Thanks for all your help! I've listed q7 and q9 to reference. THANK YOU Question 10: Now, we would like to explore the impact of having less samples in the signal which also means less samples available for performing denoising. Currently, the signal has 500 samples,

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\\( \\underline{\\text { Station 2b-Silk Screening }} \\) The white aprons are silkscreened because they do not hold the hot stamp very well. The aprons are stacked as they come down the drying belt and placed onto another cart. Once the aprons are screened, they are also stored until the sewing contractors come to pick them up (see Station 3).

write a java program to display this information on the graph into a chart A java program that takes this information and make a table. 1. Title at top that says Average water level in selected cities 2. first row in the table should give the city name 3. second row should be the numbers from the chart that match the city displays at a table like

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A constant retains its value, by definition. Variables may be changed in the course of a program. A variable may take on any value that is allowable for either a a string or numeric constant. Unlike some other programming languages ( e . g . FORTRAN ) , the type of variable is not determined by the name or any kind of declaration. Variable names

In domain structure what is Access - right equal to ? a . Access - right = read - name, write - set b . Access - right = object - name, rights - set c . Access - right = read - name, execute - set d . Access - right = object - name, execute - set

The "Course Enrollment" table is given below. Decompose it into BCNF ( Boyce - Codd Normal Form ) . Clearly define the new form of the table and show the functional dependencies.

Please explain how you got the answer b) (3 Points) The following LC-3 instruction is located at memory address 0x5F55. Which of the following describes the operation of this instruction? 0000101100000000 a. If both the N and P condition codes are set, the instruction will load 0x5E56 into the PO b. If either N or P condition code is set, the

CS 2 1 0 Module One Assignment Guidelines and Rubric Overview This course focuses on the programming language C + + , But there are multiple programming languages with their own rules and functional differences. Programmers may develop a preference for one language over another, but there are advantages to understanding the similarities and

this chapter's case study you will use the existing Path of Light Yoga Studio (Chapter 4) website as a starting point while you create a new version of the website that incorporates images. You have five tasks in this case study: Create a new folder for the Path of Light Yoga Studio website. Update the yoga.css external style sheet. Update the

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Write an assembly language program (windows32) that: 1.Prompts the user to enter 15 integers between the values of -10 and 10 inclusively, one at a time. The program should store these values into an array as they are entered. 2.Only after the array has been populated should the program then display the contents of the array, in the order they

Maple please. If you could post a screenshot of the Maple commands so I can learn how to do it myself that would be great. Matlab works too 4.1 Bisection method Write Maple and/or Matlab code to implement the bisection method, as seen in class. Illustrate your code with the examples seen in class: f(x) = 1 +2 -1, [0,1]. f(x) = cost 1, 2 6 [0, 1].

python language Function Name: longest Word Parameters: sentence ( str ) Returns: a string ( str) Description: After texting your friend, you invite them over for a game of Scrabble. You don't really know the rules, so you try to find the longest word you can make. Write a function that takes in a sentence and returns the longest word in it. All

And now suppose you had to fill in the rightmost column of the following truth table: p . . . . . q . . . . . . r . . . . . . . . . . ~p& ( q&r ) T . . . . . T . . . . . T . . . . . . . . . . T . . . . . T . . . . . F . . . . . . . . . . T . . . . . F . . . . . T . . . . . . . . . . T . . . . . F . . . . . F . . . . . . . . . . F . . . . . T . . .

I need help on my homework, I need C++ code. Here is the question The Golden Bottle Vineyard has asked you to create an application to assist them in taking routine inventories. Their wine racks consist of columns. However, due to the unique design, each column has a different height. Create a C++ console application to ask the user how many

Make a C / C++, Java, or Python program with two processes (or threads, whichever is easier for you to code), a producer and a consumer. If you want to use another language, clear it with me first. The producer process/thread consists of a loop that writes the loop count (a value from 0 to 4) into a variable that it shares with the consumer

Hi I wanna write a code about selling a T-shirt online for $9.99/each. I will give a discount to my customers depending on how many shirts they buy it. 40% off for 15 or more shirts 30% off for 10 or more shirts 20% off for 4 or more shirts However, the shipping and handing will be charged for $1.05/ shirts. Here the code that I wrote but there

Alice ( A ) and Bob ( B ) use ElGamal encryption system with public key parameters: q = 2 9 , g = 2 , Alice chooses the secret key, x A = 5 . Bob chooses the random integer k = 8 , and wants to encrypt the message m = 1 5 . Compute C = ( C 1 , C 2 ) . Note: 1 . To be fully graded, provide a detailed solution with all computations included. 2 .

Java : File encryption is the science of writing the contents of a file in a secret code. Your encryption program should work like a filter, reading the contents of one file, modifying the data into a code, and then writing the coded contents out to a second file. The second file will be a version of the first file, but written in secret code. Use

Set the following system of equations in MATLAB: 4 x 1 - x 2 + 3 x 4 = 1 0 - 2 x 1 + 3 x 2 + x 3 - 5 x 4 = - 3 x 1 + x 2 - x 3 + 2 x 4 = 2 3 x 1 + 2 x 2 - 4 x 3 = 4 Use the variables A , b to store the matrices and x to store the solution. You may solve using any method. Answer: ( penalty regime: 0 % )

Task Write a file named str_redux.py that implements versions of the string methods find and split without using any string methods or functions. In particular, define a function myfind such that myfind(s,t) does the same thing that s.find(t) does; and a function mysplit such that mysplit(s,t) does the same thing that s.split(t) does. You may not

Answer 6.1: PYTHON CODE: numList = [3, 2, 7, -1, 9] mySum = 0 idx = 0 while idx

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python 8.27 Programming Assignment 3 Question 3 Sri has a group of vintage string lights with some of the lights being defective. A defective light is shown by 0 and a normal (non-defective) light is shown by 1 in the input. For example, the input 0110' represents a string with 4 lights in which the first and the last light are defective. Sri is

; program to count occurrence of letters ' o ' and ' r ' . MODEL SMALL . STACK 1 0 0 h . DATA txt _ len DB 2 0 0 count 1 DB 0 ; to store count of ' o ' count 2 DB 0 ; to store count of ' r ' txt DB 'Enter the text of length 2 0 0 : ' newline DB 1 3 , 1 0 , ' $ ' . CODE MAIN PROC ; initialize Data Segment MOV AX , @DATA MOV DS , AX ; display prompt

You're troubleshooting a failed Windows Autopilot deployment. Which of the following steps would be most helpful in identifying the root cause of the failure? Reboot the device and attempt the deployment again. Check the Event Viewer for errors related to device enrollment. Reinstall the operating system on the device. Physically inspect the

335. An organization has two environments: development and production. Development is where applications are developed with unit testing. The development environment has many configuration differences from the production environment. All applications are hosted on virtual machines. Vulnerability scans are performed against all systems before and

DS 640 Final Project Q1. As a part of Week 4, you were able to build a prediction model using Support Vector Machines on breast cancer dataset along with hyperparameter tuning. (50 Marks) a.Perform PCA on the dataset as discussed during the classroom exercise (week 6). b.On reducing the dimension to 2 components, pass on the new form of the

Create a program that has an array that can hold up to 5 0 0 double values. Create a function to store 5 0 0 integers between 1 5 0 0 0 0 ( Random ) . AFTER all the values have been stored into the array ( not while ) , Print your name to the console. Print the number of values that were read from the file to the console. Calculate the average of

Cu l es el rango de f ?

Assignment 0 1 B . Grade Write a Java application that sets up local variables of String and each of the primitive data types, assigns values to these variables, and displays the resulting value. Use three styles of comments along with four java documentation tags ( example: @author, @version, @param,and@return ) Generate java documentation for

java Write a recursive method that mingle the two strings. For example: Input strings: str1-L2L2L... Ln and str2=M1M2M2... MA Output string: str3=L:M:L2M2..baMO

Figure 1 shows an ERD that is used to develop an information system for contractors. Many-to-many relationships cannot be used directly by most of the database management software. i) Redraw and complete the ERD with suitable attributes (including primary key and secondary key) so that it can be applied in database management software. You may add

SQL QUERY Find the names and SSNs of employees who worked on EVERY project located in Brooklyn. E- Employee (Ename, SSN, Age, salary, Supervisor_SSN, Dno) D - Department (Dname, Dnumber, Dlocation, Manager_SSN, Mgr_StartingDate) P - Project (Pname, Pnumber, Plocation) W- Works_On (ESSN, Pno, Hours) De - Dependent (ESSN, D_name, DoB, Relationship)

Write a code in phyton for PART 3. Part 1: Enter the titles for the videos in your channel Assume your channel is empty. Write code to allow the user to enter the titles of the videos to be added to the channel. The user should be able to add as many as they want to. Then print the titles in the channel so that you can see all of them at once.

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Which two configuration tasks must be performed from the vCenter Server Management Interface? ( Choose two. ) A . Add administrator accounts.B . Add a Network Time Protocol ( NTP ) server.C . Add a vCenter Server license.D . Enable SSH login . E . Change the logging level.

software development is considered difficult. choose the most appropriate reason for this.A lack of required skills. B The outcome could be anything C the process is tool long D there are too many assumptions

List the PDU at layers 2 , 3 , and 4 that were used to transmit your HTTP GET packet.Locate your HTTP GET packet in the Packet List and click on it . Look in the Packet Detail window to get the PDU information.How many different HTTP GET packets were sent by your browser? Not all the HTTP packets are GET packets, so youll have to look through them

A ( n ) is an example of a mutable object type. a . list b . string c . float d . int

I can't upload the files here but can u make the python code for me to input ? I have no idea to do this Q4. Plotting experimental data (10 points) On Canvas course webpage under Files>Assignments, you will find a file called sunspots.txt, which contains the observed number of sunspots on the Sun for each month since January 1749. The file

Consider the following interpretation in predicate logic: Domain = { fluffy, thumper, joe, rover, bill, duke, louie, shy, happy } Predicates: R= rabbit, and is true for fluffy, thumper, joe A= animal, and is true for fluffy, thumper, joe, rover, bill, duke, louie L= looks, and is true for (fluffy, happy), (thumper, shy), (thumper, happy), (rover,

Create a new file under the module _ 5 directory and add a new file named pytech _ insert.py . Insert three new student documents. Make sure the documents match the fields I identified in the modeling assignment. For the student _ id s use 1 0 0 7 , 1 0 0 8 , and 1 0 0 9 . To insert new documents you will need to use the insert _ one ( ) method.