Fill in the blank to have this function work properly double functionX ( ) { int a; cin >> a; cout<<"You keyin number "<< a <

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
Fill in the blank to have this function work properly
double functionX () {
int a;
cin >> a;
cout<<"You keyin number "<< a <<endl;
return
}
"a"
В.
gin
C.
a
a * 3.14
A.
D.
Transcribed Image Text:Fill in the blank to have this function work properly double functionX () { int a; cin >> a; cout<<"You keyin number "<< a <<endl; return } "a" В. gin C. a a * 3.14 A. D.
Say we have a function declaration
double subtract (double x, double y);
what is the correct way to call this function in the main program?
А.
a = subtract (x, y);
subtract (y);
C.
subtract (x, y);
D.
subtract (x);
B.
Transcribed Image Text:Say we have a function declaration double subtract (double x, double y); what is the correct way to call this function in the main program? А. a = subtract (x, y); subtract (y); C. subtract (x, y); D. subtract (x); B.
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