which object can be used to speed up searches and quires in general? a) Index b) Unique c) Check d) Cascade
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which object can be used to speed up searches and quires in general?
a) Index
b) Unique
c) Check
d) Cascade
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- Create address book using files in java. Your application can save contact name, number,address. Your address has following feature: Delete – to delete an existing person record by nameplease answer all of questions. Q3: Answer true or false in front of each of the following statements - It is not possible to delete a worksheet containing data in the Excel program. -You use the Excel program to create tables consisting of cells containing data that can be processed electronically. -Do not allow the excel file to be stored as a web page. In Excel, multiple selected cells cannot be reformatted. - It is not possible to insert images into a cell, but rather an image can be inserted into the worksheet. -In Excel, you can search and replace inside the contents of cells. Each cell on the worksheet has its own unique address. -The direction of contact inside the cells can be changed at a certain angle. - Tables are made of rows that take the letters ... A - B - C. -In the "move to" command, the user must know the content of the cell he wants to move to. A graph can be created in a separate worksheet. - When modifying the data in the worksheet, the graph…'' This function allows users to sign up. If both username and password meet the requirements: - Updates the username and the corresponding password in the user_accounts dictionary. - Updates the log_in dictionary, setting the value to False. - Returns True. If the username and password fail to meet any one of the following requirements, returns False. - The username already exists in the user_accounts. - The password must be at least 8 characters. - The password must contain at least one lowercase character. - The password must contain at least one uppercase character. - The password must contain at least one number. - The username & password cannot be the same. For example: - Calling signup(user_accounts, log_in, "Brandon", "123abcABCD") will return False - Calling signup(user_accounts, log_in, "BrandonK", "123ABCD") will return False - Calling signup(user_accounts, log_in, "BrandonK","abcdABCD") will return False - Calling…
- Add functionality to retrieve a car record either by ID, Model, or price range. Add menu options to retrieve a car record by a car by Id or Model name a user should be able to search by ID or by item name create only one submenu option for searching the search should not be case sensitive (for example, a user may enter sTRolleR or STROLLER); store items in all lower/upper case to expedite the search write one search function that can search by ID and name and goes through the array of structs/objects only once allow partial search; must return all matching items (for example, a user can enter "roll" to search for a "stroller"; return "rolls", "stroller"); see C++ find() function show the entire record if found or an appropriate message if not by a price range user should be able to enter the target price and the range; for exampletarget price: 5000range %: 20 20% of 5000 is 1000, display all valid car records with a price at least $4000 (5000-1000) and no more than $6000 (5000+20%)C++ We want to build an address book that is capable of storing name, address & phone number ofa person. Address book provides functionality in the form of a menu. The feature list includes: • Add – to add a new person record• Delete – to delete an existing person record by name• Search – to search a person record by name .. Sort - to sort the file after adding a new person record. · Exit – to exit from applicationSelect the best answers. The following are all cmdlet/alias/function for viewing the help files of cmdlets, except: Group of answer choices MAN Get-Help Help All of the above
- Create Dept_noComputer Science Write the code for a book managing system that will record books in a SQLite database in Android Studio using Java. The user need to register on the app by entering name, age, address, reading interest (e.g. fiction/nonfiction). The user will be provided with a user name/email ID, which will be used to maintain the record of each unique user. The app should ask a user to log in with a user name and password. Once the user is logged in, the app should display three options “Add a book, update a Book and Borrow a Book. If a user chooses add a book option, new activity should open asking for book details (title, author, publisher and publication year). If a user chooses update a book option, new activity should open showing a particular book details and should give the option to update the book’s information including status. The book status needs to be updated if the book is borrowed by others. If the user selects Borrow a Book option the app should ask the user to…Instructions: Circle T if the statement is true, F if the statement is false, or write the best answer in the space provided The terms front end and back end refer to____________ database systems.
- Which steps while utilizing an application to access a database are mostly the same?Assume an Oracle database administrator has connected to a pluggable database. What will be the statements the DBA use to create a password verification function emp_pass_verify to enforce a password to conform to all the following rules:• contains at least 8 characters• contains at least one letter, at least one digit, and at least one specialcharacter (that is not a letter or a digit)• starts with an upper-case letter• does not contain the username as a substringWhen is it acceptable to manually create an index?