Answered: Given grade = {'A': [['Alan', 78],…

Given grade = {'A': [['Alan', 78], ['Tom', 89]], 'B': [], 'C': [['Jay',86]]} Which expression returns Tom's score which is 89?

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

See similar textbooks

Related questions

Q: borrowerNo B023 B141 B687 name Ted Brown Irina Petkevits Nancy Herman dateOfBirth address email…

A: From both the tables- Foreign Key – is a column that creates a relationship between two tables. The…

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: Q2/ Consider the following table is used to store branch information: branchNo branchAddress telNos…

Q: q5,6 Question 5 A Boolean function represented by an input/output table that has 3 rows where the…

A: Boolean functions play a crucial role in digital logic design and circuit simplification. They are…

Q: INSTRUCTIONS  Using spreadsheet software enter the following table below that shows the number of…

A: Organization and display of tourism information is crucial to understanding trends and making…

Q: 1) Using an if statement, which option compares if two variables are the same? A) If x=y B) If x!=y…

A: As per our guidelines only three sub parts will be answered. Please post remaining questions…

Q: Which diagram type is shown in this figure? Describe the diagram completely. Medical Receptionist…

A: Answer : The diagram shown in figure is Sequence diagram.

Q: Amani 67890 Asma 89 s? Which one

A: Types of Normal form - A relation or table is in 1 NF if it contains an atomic value that only…

Q: Find the excel formula for Rate per Hour after discount and Total cost Refer to the screenshots…

A: Solution: Given question: Find the excel formula for Rate per Hour after discount and Total cost.

Q: 8002 1002 30/3/2020 528.10 8003 1003 12/4/2020 194.78 8004 1004 23/4/2020 619.44 1. Create both the…

A: Actually, database is a used to stores the data.

Q: Computer science What is Apache, and what function does it serve?

A: Introduction: Apache is merely one of the components required to provide online content in a web…

Q: Answer fast in 15 min.

A: According to the given question, we are required to create the Users table having the given table…

Q: What level of normalization does the MachineOperators table conform to? Select the highest level the…

A: The answer is

Q: Using PHP

A: Given :- The server side technology PHP is mention in the above given question ,use of phpmyadmin…

Q: 1- From the following tables write a SQL query to find the names of departments where more than two…

A: The required SQL query is explained in the next step.

Q: Please explain, for the purpose of this conversation, why the Domain Name System (DNS) is a…

A: Domain-Name System: The Domain-Name System (DNS) transforms domain names into numerical IP addresses…

Q: Q3 Write the code for following: Hint: Use bootstrap grid (Write your own name and reg no )

A: Required: None

Q: Consider the following table and tell which of the following syntax is correct for cell 1?

A: In the following table

Q: please make this on access step by step

A: struct Cars { string mark &#91;10] =…

Q: The command to terminate MATLAB :session clear Exit clc O

A: clear: This command is used to clear the workspace in Matlab. The clear command clears the space…

Q: What is the value of JFK for the conversion below to be correct? (0100111JFK00)2 = (4FC)16 %3D

A: Converting Hex to binary 4 --> 0100 F --> 1111 C --> 1100

Q: Write the code to create below dataframe. TransactionNo 1001 1002 1003 1004 1005 Amount 15 27 39 51…

A: Note: You didn't mention any programming language. So I use python language to write this program.…

Q: Please provide two customer-writer justifications. Please respond to my query in the appropriate…

A: A "customer" is a person who utilises or purchases goods or services from a company. An individual…

Q: 4. Write a query to count the number of invoices.

A: 1. a)CREATE TABLE CUSTOMER ( CUST_NUM int, CUST_LNAME varchar(30), CUST_FNAME varchar(30),…

Q: The figure below shows the created tables (DOCTOR, APPOINTMENT and PATIENT). However, after you…

A: It is defined as a computerized data-keeping system. Users of the system are given facilities to…

Q: As expected, the Feistel cypher design is precisely that: a cypher. Feistel-based modern block…

A: Cipher Feistel The Feisty Cipher model provides a blueprint or foundation for numerous block…

Q: the following table up to 3NF. Show output and dependencies at each step.

A: Normalize the following table up to 3NF. Show output and dependencies ateach step.

Q: her design is p

A: Feistel Cipher The Feisty Cipher model is a framework or diagram used to create several block…

Q: How can I import MySql databases with a SQL query on the command line console?

A: - We need to get the steps that we can use to import MySql DB with SQL query on the command line…

Q: list all AutoCAD Commands & Shortcut Keys and define their functions.

A: AutoCAD Commands & Shortcut key with Function

Q: Please provide several examples from from a wide range of fields.

A: Basics An Internet domain of regulatory self-governance, authority, or control is identified by its…

Q: Which of the following index type will be the fastest to search for exact SSN values? O BTREE O GIN…

A: PostgreSQL, also known as Postgres, is a free, open source relational database management system…

Q: Write a PHP script to store the Player information such as Player Name, Player Id, Coach Name,…

A: //Question a <?php Player Name: <input type="text" name="name" value="<?php echo…

Q: QUESTION 22 A B XE KE CO с DII Which option above likely means Zero or one; the "1" side is…

A: ER Diagram symbols illustrate an application's data structure. A data picture simplifies database…

Q: What is a pull request? Discuss.

A: Here is the explanation regarding the pull request.

Q: Which of the following columns acts as a foreign key? Employee EmployeelD EmpName DeptNo Salary…

A: Ans: The following columns acts as a foreign key is : e) Employee DeptNo

Q: Explanation

A: Answer:- Explaination:- To rename a column in R you can use the <code>rename()</code>…

Q: QUESTION 4 Select the correct answer : AnBnC = O 1. None of all the proposed answers O 3.ī UBUC O 4.…

A: The complement operation applied on a set X gives X' which contains all the elements of Universal…

Q: I am looking for some help to solve this question. I cannot figure out how to solve it and the code…

A: As per our guidelines we are supposed to answer only one question. Kindly repost the other question…

Question

Question 16 Rk

Full explain this question very fast solution sent me

Given
grade = {'A': [['Alan', 78], ['Tom', 89]],
'B': [], 'C': [['Jay',86]]}
Which expression returns Tom's score
which is 89?
grade[0][1][1]
Ograde['A'][1][1]
Ograde[0][1][1]
Ograde('A'}1][1]

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

One liner solution:

VIEW

Explanation:

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.

Similar questions

Q3 solution needed
Please___Outline the step-by-step process of resolving a domain name, including recursive and iterative queries.?
Kindly explain the flow of data on the diagram
Create a PHP Program that perform the following Connect to database server Create database under your name (DB_YOURNAME) Create 2 tables Table 1: Customer ( Cust_ID,Cust_Name,Cust_PhoneNo, Cust_Email, Cust_Address,Cust_Location) Table 2: Product (P_ID,P_Name,P_Quantity, P_Category) Insert sample data into the two tables
Q1 Answer Q1(a)-Q1(d) based on the information given in Figure Q1. /*The Batu Pahat Health Centre is responsible to report COVID- 19 cases at 10 different areas in Batu Pahat district daily. For each area, an IT staff is asked to input the area name, number of local cases, number of import cases, and number of death cases. */ #include #include struct CovidData{ char areaName [20]; int numLocalCase; int numImportCase; int numDeathCase; }; typedef struct CovidData CovidData; int getTotalCase (CovidData covidDataArray[], int size); int findIdxOfHighestDeathCase (CovidData covidDataArray [), int size); Figure Q1
Apply the First Normal Form (1NF) and Second Normal Form (2NF) steps to the following two tables. ST_ID ST_Name ST_Major St_Phone ST_Email 100 Marla jen ACCT (703) 111-2222 mjen@gmail.com 110 Jan Bok MGMT (703) 222-3333 jbok@verizon.net 115 Lee Chan MIS (703) 333-4444 (703) 444-5555 lchan@cox.net Table 1 ID Name Courses 1 Ashely Key MIS 302, MIS 303 2 Katy Pery MIS 310 3 Mickey Zen MIS 303, MIS 350 Table 2
Q4 Convert the following ERD Chen’s notation to an EERD using UML notation
ive got the answer for the first 3 questions please answer the remaining 2 questions which is question 4 and 5
Please provide correct solution only wrong answer will be downvoted directly understood
customers calls to orders împtoyee asist and inquires it Start order and balan ce confirmed Employee chacks order and Nalid Yes balance No Yes NO Invalid Received the cash amount Proceed to log Transaction END
PLEASE HELP ME NORMALISE THIS TABLE User_ID User_Name MSE_ID Rec_Date Subject Text Srvr_ID Server_Name 2301 Smith 54101 05/07 Meeting Today There is... 3786 IMAP05 2301 Smith 54098 07/12 Promotions I like to... 3786 IMAP05 2301 Smith 54445 10/06 Next Assignment Your next... 3786 IMAP05 5607 Jones 54101 05/07 Meeting Today There is... 6001 IMAP08 5607 Jones 54512 06/07 Lunch? Can you... 6001 IMAP08 5607 Jones 54660 12/01 Jogging Today? Can you... 6001 IMAP08 7773 Walsh 54101 05/07 Meeting Today There is... 9988 EMEA01 7773 Walsh 54554 03/17 Stock Quote The latest... 9988 EMEA01 22 Patel 54101 05/07 Meeting Today There is... 2201 EMEA09 22 Patel 54512 06/07 Lunch? Can we... 2201 EMEA09
Please provide two customer-writer justifications.Please respond to my query in the appropriate location. specialists in computers state.