Which collections can contain duplicate items? list deque tuple dataset organizer
Q: Consider the following table then answer the following questions? Stld StNameCourseName Courseld…
A: Yes the above given table is in 1NF or first normal form. It states that all the values in the…
Q: Which among the choices is a requirement for binary search? data must be split into two separate…
A: Binary search works on the principle of divide and conquer. It looks for search item by comparing…
Q: The___________ property stores an integer that represents the location of the record pointer in a…
A:
Q: The view component where onClickO method can be set by default is O a. none of these O b. ListView O…
A: d. View
Q: A data dictionary is a particular kind of file that includes information about?
A: The answer:
Q: Question 1 You usually use to reference data values that programs retrieve from the DB. scalar…
A: here we have given a brief note on reference data values that programs retrieve from the DB.
Q: Which object connects a DataSet object to a bound control?a. BindingNavigatorb. BindingSourcec.…
A: BindingNavigator: If anyone wants to create, standard means for a user to change data and search on…
Q: delete all contents and structure both b. delete only contents but structure will be exist c. delete…
A: q8) Which of the following statement is correct about dictionary clear() method.? a. delete all…
Q: 20 - final question Assuming you have designed a PhoneBook application; O Form1 name Insert Delete…
A: comboBox1.Enabled=false This disables the comboBox1 So option b is incorrect.…
Q: parate file should add an attribute to the table data in the file should insert data into table data…
A:
Q: CSCI425 - Sample Create the database that includes the following tables: Doctor Phone# (int) Name…
A: Created record database. In this database created two tables, one is a doctor and another was…
Q: Why would you use an indexed search in EnCase?
A: answer is
Q: #DB File import sqlite3 import sys import os from contextlib import closing from Objects import…
A: The complete code is given below.
Q: Create new class DbConn containing a connection string and a single function to insert, update and…
A: Create new class DbConn containing a connection string and a single function to insert,update and…
Q: What is it called when a Pandas Series or DataFrame has an index composed of timestamps?…
A: For having the DataFrame composed of timestamps, the TimeStamp should be imported from pandas- from…
Q: PYTHON CODE (DATABASE) #flask_SQLAchemy using: db.session.add() and db.session.delete (add):…
A: Given: PYTHON CODE (DATABASE) #flask_SQLAchemy using: db.session.add() and db.session.delete…
Q: the command that will delete all the records in the table "Books" is .a DELETE ROWS FROM Books; .b O…
A: The Delete statement removes one or more rows in a table permanently. The syntax of the Delete…
Q: Which of the following objects connects a database to a DataSet object? a. BindingSource b. DataBase…
A: Object that is used to connect a database to a DataSet object is: The TableAdapter object is used…
Q: References Mailings Review View Help 20 - Hash index entries are assigned to. a) Values b) Clusters…
A: Hash index entries are assigned to
Q: SBN Title Author 12345678 The Hobbit J.R.R. Tolkien 45678912 DaVinci Code Dan Brown Your student ID…
A: Hey there, I am writing the required solution based on the above given question. Please do find the…
Q: What command is used to modify an index?
A: The ALTER INDEX statement is used to alter the definition of an index.
Q: (Don't copy) If you have a record of: struct inventory { string product; string…
A: Our task is to find out the solution for the given problem: a Show the structure for an index record…
Q: The action of a DML will be saved in the database immediately .a O When a DDL is executed .b O when…
A: Answer :-- option D when the user enter “save”
Q: • Create a new database called 'Library' • Create two tables in the database O First table name is…
A: A database is an organized collection of data, so that it can be easily accessed and managed. You…
Q: Complete the Python program below to display the name of the most recently added dataset and collect…
A: Assuming you have installed the cssselect and request library using pip install, moving further I…
Q: Write the MongoDB Shell code to completely delete the entire database, including all collections and…
A: Hey there, I am writing the required solution based on the above given question. Please do find the…
Q: Create a view name TopLevelCust view. It consists of the number, name, address, balance, and credit…
A: SQL view: The views are virtual/ logical table that is used to view or manipulate parts of the…
Q: QUESTION 7 New records are saved at the end of the file. This refers to: O Ordered Files. O Hash…
A: Given: To choose the correct option.
Q: ra catabase file, the search key field is 9 bytes crgrebiock size is 512 bytes, a record pointer S 6…
A: Solution :
Q: NaN command stands for Not-a- Number. * TRUE FALSE Can be true or false None of above vector can be…
A: NaN is a datatype that we see in few programming languages like JavaScript, Python, Matlab and so on…
Q: The following act as bridge between the data source and the view O a. context O b. ListView O c.…
A: In Android, context: It is the current state of the application. It can be used to get information…
Q: Consider the following struCtu Orade database. selneman eutomer MUMERIO ($) VARCHAR 30) ARCHAR (161…
A: Where clause is used to put condition check.
Q: What function in the pandas library can display the maximum rows or columns in a table? A)…
A: Option D is correct answer
Q: Restore or run script the Laboratory database that consists of three tables. ThiResult тЫРatient…
A: create three tables as follows TblResult TblPatient TblTest
Q: Next year, God willing, Arab Open University will organize an international conference. On the…
A: Note: As you have not mentioned any programming language, the program is written in JAVA. Note: As…
Q: MySQL Method create() to create a bench table with fields: id - integer, must…
A: According to the information given:- We have to create a method on the basis of instruction mention.…
Q: Which of the following is an organized collection of related information stored in a computer file?…
A:
Q: For on ordered file based on non-key attribute, the following index can be created:
A: Question. For an ordered file based on a non-key attribute, the following index can be created: The…
Q: What are the INSERT TRIGGER, DELETE TRIGGER and UPDATE TRIGGER. Explain with examples.
A: We have to explain INSERT TRIGGER, DELETE TRIGGER and UPDATE TRIGGER
Q: The following command is used for inserting records a) INSERT b) ADD c) Both of the above d) None of…
A: SQL commands are of two types namely, DDL (Data Definition Language) and DML (Data Manipulation…
Q: Hive table’s column, PERSON has an array value, [“jihee”, “jong”, “hemo”]. What function generate…
A: Given: PERSON array =[“jihee”, “jong”, "hemo”]
Q: Which type of database stores information in tables composed of rows and columns? a. columnar b.…
A: The relational database management system saves and retrieves information which is represented as…
Q: Is it possible to speed up the process of reprogramming views?
A: View controllers play an important role in the process of preserving and restoring state. Preserving…
Q: To restore the values of a table, you must use the. .command. Select one: a.COMMIT b.ROLLBACK…
A: The correct option is : b.) ROLLBACK
Q: import sqlite3 #1 con = sqlite3.connect('medical.db') #2 cur = con.cursor() #3 cur.execute("Select *…
A: Below is the complete information about the given python program in detail.
Q: which key is used Link records of one type with those of another type.
A: Given: which key is used Link records of one type with those of another type.
Q: Views are also known as copies. O a. deep O b. secondary C. reliant d. shallow
A: We arr asked a question on views in python.
Help Me
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- If an application calls for efficient lookup records by key value, fast insertion and deletion of records based on the key value, as well as be able to return all the records that have key value fall in a certain range, which of the following data structure is the best candidate? Question 44 options: Linked list Hash table Heap Binary search tree ArrayCode a chain of MongoDB methods that retrieves documents from MondoDB collection named WEB322the only documents that are selected are the ones with value 211 in the semester field the only fields of the selected documents that are retrieved are firstName and lastNamemake sure the _id field is NOT retrievedsort the selected documents by lastName in ascending sequencestore the result to an array named resultassume the connection between the program and database had already been established and the name of the database object is dbAn index may speed up queries, but it's usually a terrible idea to create an index for every property or combination of properties that might be used as search keys. I'd want to know more about this.
- What are the INSERT TRIGGER, DELETE TRIGGER and UPDATE TRIGGER. Explain with examples.For on ordered file based on key attribute, the following index can be created: O Clustering. O Primary. Secondary.An index file is always larger than the original database file because the index file needs to store an additional pointer to each record. true or False?
- In this database we have users that can be two types students or instructors. They have groups and memberships. Any user can post and the post type can be video, photo or text. Here is the table structure: CREATE TABLE USER_ ( USER_ID INT NOT NULL AUTO_INCREMENT, CREATE_DATE DATE NOT NULL, PROF_DESC VARCHAR (100), PROF_PIC VARCHAR(40), LOCATION VARCHAR (40) NOT NULL, PRIMARY KEY (USER_ID) ); CREATE TABLE USER_INFO( USER_ID INT NOT NULL, SU_EMAIL CHAR(18), USER_FNAME VARCHAR(15), USER_LNAME VARCHAR (15), USER_DOB DATE, USER_GENDER CHAR(1), PRIMARY KEY (USER_ID), FOREIGN KEY (USER_ID) REFERENCES USER_(USER_ID) ON UPDATE CASCADE ); CREATE TABLE STUDENT ( SU_ID INT NOT NULL, USER_ID INT NOT NULL, YEAR_ VARCHAR (10), MAJOR VARCHAR (20), LOCATION VARCHAR (40) NOT NULL, PRIMARY KEY (SU_ID), FOREIGN KEY (USER_ID) REFERENCES USER_(USER_ID) ON UPDATE CASCADE ); CREATE TABLE INSTRUCTOR ( SU_ID INT NOT NULL, USER_ID INT NOT NULL, DEPARTMENT VARCHAR (40), INSTR_TYPE VARCHAR (40),…Open your text editor and create a new document named model.php model.php will contain functions that will connect to a database potentially return PDO statementobjects to the controller for processing. updateMessagesfunction updateMessages($id)This method will take a single parameter of id which is the saved id from the last or latest message displayed. It will conditionally select from the table “messages”, id, name, message, and time. The condition is that the field id is greater than the parameter for id. The return is the PDOStatement object with the row data from the query.Question 9 A use case description is generic with few details. For this reason it does not contain numbered steps and alternatives to those steps. That is the kind of information contained in a user story. True False Question 10 Which git command would you use to update a remote repository with the current changes made in a local repository? pull clone commit add None of the above Question 11 The UML symbol to show composition/aggregation is a diamond. The diamond should be attached to the containing class contained class fat headed arrow center of a dashed line
- Is it possible to speed up the process of reprogramming views?UPDATEs and DELETEs can be destructive in nature. What statement might you use to see the rows that will be impacted before executing a DELETE or UPDATE?What exactly is Archive? Also, can you describe how it works, the different types, the benefits, and the extensions?