Starting Out with C++: Early Objects (9th Edition)
9th Edition
ISBN: 9780134400242
Author: Tony Gaddis, Judy Walters, Godfrey Muganda
Publisher: PEARSON
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Textbook Question
Chapter 3, Problem 21RQE
What header file must be included
A) to perform mathematical functions like sqrt ?
B) to use cin and cout?
C) to use stream manipluators like setprecision?
D) to use random numbers?
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Q4: Consider the following MAILORDER relational schema describing the data for a mail order
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PARTS(Pno, Pname, Qoh, Price, Olevel)
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EMPLOYEES(Eno, Ename, Zip, Hdate)
ZIP CODES(Zip, City)
ORDERS(Ono, Cno, Eno, Received, Shipped)
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d. Retrieve the names of customers who have ordered parts from employees living in Wichita.
e. Retrieve the names of customers who have ordered parts costing less…
Q4: Consider the following MAILORDER relational schema describing the data for a mail order
company. (Choose five only).
(10 Marks)
PARTS(Pno, Pname, Qoh, Price, Olevel)
CUSTOMERS(Cno, Cname, Street, Zip, Phone)
EMPLOYEES(Eno, Ename, Zip, Hdate)
ZIP CODES(Zip, City)
ORDERS(Ono, Cno, Eno, Received, Shipped)
ODETAILS(Ono, Pno, Qty)
Qoh stands for quantity on hand: the other attribute names are self-explanatory. Specify and
execute the following queries using the RA interpreter on the MAILORDER database schema.
a. Retrieve the names of parts that cost less than $20.00.
b. Retrieve the names and cities of employees who have taken orders for parts costing more than
$50.00.
c. Retrieve the pairs of customer number values of customers who live in the same ZIP Code.
d. Retrieve the names of customers who have ordered parts from employees living in Wichita.
e. Retrieve the names of customers who have ordered parts costing less than$20.00.
f. Retrieve the names of customers who have not placed…
ut
da
Q4: Consider the LIBRARY relational database schema shown in Figure below
a. Edit Author_name to new variable name where previous
surname was 'Al - Wazny'.
Update book_Authors
set Author_name = 'alsaadi'
where Author_name = 'Al - Wazny'
b. Change data type of Phone to string instead
of numbers.
عرفنه شنو الحل
BOOK
Book id Title Publisher_name
BOOK AUTHORS
Book id Author_name
PUBLISHER
Name Address Phone
e u
al b
are
rage
c. Add two Publishers Company existed in UK.
insert into publisher(name, address, phone)
value('ali','uk',78547889), ('karrar', 'uk', 78547889)
d. Remove all books author when author name contains second character 'D' and ending by
character 'i'.
es inf
rmar
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tic
عرفته شنو الحل
e. Add one book as variables data?
عرفته شنو الحل
Chapter 3 Solutions
Starting Out with C++: Early Objects (9th Edition)
Ch. 3.1 - Prob. 3.1CPCh. 3.1 - What is the symbol called?Ch. 3.1 - Where does cin read its input from?Ch. 3.1 - Prob. 3.4CPCh. 3.1 - Assume value is an integer variable. If the user...Ch. 3.1 - A program has the following variable definitions....Ch. 3.1 - The following program will run, but the user will...Ch. 3.1 - Complete the following main function so that it...Ch. 3.2 - In each of the following cases, tell which...Ch. 3.2 - Complete the following table by writing the value...
Ch. 3.2 - Prob. 3.11CPCh. 3.2 - Study the following program code and then complete...Ch. 3.2 - Complete the following program skeleton so that it...Ch. 3.3 - Assume the following variable definitions: int a =...Ch. 3.3 - What will the following program code display if a...Ch. 3.3 - What will the following program code display? int...Ch. 3.5 - Prob. 3.17CPCh. 3.5 - Complete the following program code segment so...Ch. 3.6 - Write a multiple assignment statement that assigns...Ch. 3.6 - Write statements using combined assignment...Ch. 3.6 - What will the following program segment display?...Ch. 3.7 - Write cout statements with stream manipulators...Ch. 3.7 - The following program segment converts an angle in...Ch. 3.8 - Will the following string literal fit in the space...Ch. 3.8 - If a program contains the definition string name;...Ch. 3.8 - Prob. 3.26CPCh. 3.10 - Use a mathematical library function with a cout...Ch. 3.10 - Assume the variables angle1 and angle2 hold angles...Ch. 3.10 - To find the cube root (the third root) of a...Ch. 3.10 - Write a statement that produces a random number...Ch. 3 - Prob. 1RQECh. 3 - Prob. 2RQECh. 3 - Prob. 3RQECh. 3 - Assume the following variables are defined: int...Ch. 3 - What header files must be included in the...Ch. 3 - Prob. 6RQECh. 3 - Prob. 7RQECh. 3 - Complete the following table. Expression Value of...Ch. 3 - Write C++ expressions for the following algebraic...Ch. 3 - Assume a program has the following variable...Ch. 3 - Prob. 11RQECh. 3 - Assume that qty and salesReps are both integers....Ch. 3 - Rewrite the following variable definition so the...Ch. 3 - Complete the following table by writing statements...Ch. 3 - Write a multiple assignment statement that can be...Ch. 3 - Write a pair of multiple assignment statements...Ch. 3 - Replace the following statements with a single...Ch. 3 - Is the following code legal? Why or why not? const...Ch. 3 - Write a cout statement that uses stream...Ch. 3 - Write a cout statement that uses stream...Ch. 3 - What header file must be included A) to perform...Ch. 3 - Pet World offers a 15 percent discount to senior...Ch. 3 - A bowling alley is offering a prize to the bowler...Ch. 3 - A retail store grants its customers a maximum...Ch. 3 - Little Italy Pizza charges 14.95 for a 12-inch...Ch. 3 - Trace the following program segments and tell what...Ch. 3 - A) (Assume the user enters George Washington.)...Ch. 3 - Each of the following program segments has some...Ch. 3 - A) const int number1, number2, product; cout ...Ch. 3 - Soft Skills Often programmers work in teams with...Ch. 3 - Miles per Gallon Write a program that calculates a...Ch. 3 - Stadium Seating There are three searing categories...Ch. 3 - Housing Costs Write a program that asks the user...Ch. 3 - How Much Insurance? Many financial experts advise...Ch. 3 - Batting Average Write a program to find a baseball...Ch. 3 - Test Average Write a program that asks for five...Ch. 3 - Average Rainfall Write a program that calculates...Ch. 3 - Male and Female Percentages Write a program that...Ch. 3 - Vacation Days Write a program that prompts the...Ch. 3 - Box Office A movie theater only keeps 80 percent...Ch. 3 - How Many Widgets? The Yukon Widget Company...Ch. 3 - How many Calories? A bag of cookies holds 30...Ch. 3 - Ingredients Adjuster A cookie recipe calls for the...Ch. 3 - Celsius to Fahrenheit Write a program that...Ch. 3 - Currency Write a program that will convert U.S....Ch. 3 - Monthly Sales Tax A retail company muse file a...Ch. 3 - Property Tax Madison County collects property...Ch. 3 - Senior Citizen Property Tax Madison County...Ch. 3 - Math Tutor Write a program that can be used as a...Ch. 3 - Interest Earned Assuming there are no deposits...Ch. 3 - Monthly Payments The monthly payment on a loan may...Ch. 3 - Pizza Slices Joe's Pizza Palace needs a program to...Ch. 3 - How Many Pizzas? Modify the program you wrote in...Ch. 3 - Angle Calculator Write a program that asks the...Ch. 3 - Stock Transaction Program Last month Joe purchased...
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