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Readme [11.4K]
3 years ago
6

Assuming arrayName is the name of an array and identifier is a name of a variable that has the same data type as the array eleme

nts, which of the follow is the correct syntax for the range-based for loop?
a) for (dataType identifier : arrayName) statements
b) for (dataType : arrayName) statements
c) for (identifier : arrayName) statements
d) for (arrayName : dataType identifier) statements
Computers and Technology
1 answer:
creativ13 [48]3 years ago
5 0

Answer:

The answer is "Option a"

Explanation:

Range-based for loop performs a sequence for a loop. It's more accessible as the conventional loop, for example, all components in the array, running more than a range of possibilities. In the given question "option a" is correct because it follows the correct syntax and other choices were wrong, which can be described as follows:

  • In option b, It's not correct, because in this code the range declaration is wrong.
  • In option c, It is wrong, because in this code the datatype is missing.  
  • In option d, It is illegal syntax, that's why it is wrong.
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You decide to buy some stocks for a certain price and then sell them at another price. Write a program that determines whether o
ser-zykov [4K]

Answer:

#here is code in python.

#read number of shares

num_share = int(input("Enter number of shares:"))

#read purchase price

buy_p = float(input("Enter purchase price:"))

#read sell price

sell_p = float(input("Enter sale price:"))

#total buying cost

buy_cost=buy_p*1.03*num_share

#total selling cost

sell_cost=sell_p*0.97*num_share

#if net profit

if(sell_cost>buy_cost):

   print("After the transaction, you made " +str(sell_cost-buy_cost)+ " dollars.")

#if net loss

else:

   print("After the transaction, you lost " +str(buy_cost-sell_cost)+ " dollars.")

Explanation:

Read the total number of shares from user.Then read buying price of a share and selling price of a share.Then calculate total buying cost including commission.Calculate total selling cost excluding the commission.If total buying cost is greater than total selling cost the print the profit else print the loss in the transaction.

Output:

Enter number of shares:10

Enter purchase price:10

Enter sale price:10

After the transaction, you lost 6.0 dollars.

4 0
3 years ago
The following code would include _______.
julia-pushkina [17]

Answer:

Option d is the correct answer for the above question

Explanation:

  • The above question asked about the result of the above question code, which has the query of two tables and their primary key is matched in the where class.
  • The Customer_T table has a primary key "CustomerID" and the Order_T has a foreign key "Customer_ID" and that both are matched in the where clause.
  • So the above query fetches that result in which the records match both the table. Hence Option d is the correct answer for the above question while the other is not because another option is not to get by the result of the above query.
8 0
3 years ago
To change from psig to psia, you must
EastWind [94]

Answer:

You must add atmospheric pressure

Explanation:

The unit for gauge pressure is PSIA. You convert between them by adding or subtracting atmospheric pressure. 1 PSIG = 1 PSIA - atm and conversely: 1 PSIA = 1 PSIG + atm.

3 0
3 years ago
Microwaves are used
Phoenix [80]
D) both a and b
Microwaves are used to heat foods in ovens. We all know that. They are also used for data and information transfer. Microwaves are used in wifi, gps, and radio astronomy. 
6 0
3 years ago
What is pure substance ​
nlexa [21]

Answer:

i don't know

Explanation:

I don't understand

4 0
2 years ago
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