Q2: What is the output for the following codes: 1- a) 2 6 7 8 c) 2 6 7 int arr[4]= {2, 6, 7, 8}; for (int i= 3; i>=0; i--) cout<

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
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Q2: What is the output for the following codes:
1-
int arr[4]= {2, 6, 7, 8};
for (int i= 3; i>=0; i--)
cout<<arr[i] << “ ";
a) 2 6 7 8
b) 7 8 2 6
c) 2 6 7
d) 8 7 6 2
2 -
int arr[4]= {10, 5, 7,9};
for (int i= 0; i<2; i++)
cout<<arr[i]<< " ";
a) 10 5
b) 10 5 7
c) 10 5 7 9
d) 10 5 9
3 -
int arr[4]= {1, 5, 7, 9};
for (int i= 0; i<4; i++)
cout<<arr[i] +1 <« ";
a) 1 5 79
c) 2 6 8 10
b) 9 7 5 1
d) 1 1 5 7 9
4 -
int arr[4]= {12, 5, 8, 4};
for (int i= 0; i<3; i++)
cout<<arr[i] -2 <«“ ";
b) 10 3 6 2
d) 12 5 8
a) 10 3 6
c) 12 5
5 -
a) 2 4 5 3 3
c) 6 12 15 9
int arr[4]= {2, 4, 5, 3};
for (int i= 0; i<4; i++)
cout<<arr[i] * 3 < “ *;
b) 6 12 15
d) 2 4 5 3
6-
int arr[4]= {1, 5, 7, 9};
for (int i= 0; i<4; i++)
cout<<arr[2] <<"";
b) 5 5 5 5
d) 7 7 7 7
a) 5
c) 7
7-
a) 36 25 4 1
c) 36 25
int arr[4]= {6, 5, 2, 1};
for (int i= 0; i<=2; i++)
cout<<arr[i] * arr[i] << " ";
b) 36 25 4
d) 6 5 2 1
Transcribed Image Text:Q2: What is the output for the following codes: 1- int arr[4]= {2, 6, 7, 8}; for (int i= 3; i>=0; i--) cout<<arr[i] << “ "; a) 2 6 7 8 b) 7 8 2 6 c) 2 6 7 d) 8 7 6 2 2 - int arr[4]= {10, 5, 7,9}; for (int i= 0; i<2; i++) cout<<arr[i]<< " "; a) 10 5 b) 10 5 7 c) 10 5 7 9 d) 10 5 9 3 - int arr[4]= {1, 5, 7, 9}; for (int i= 0; i<4; i++) cout<<arr[i] +1 <« "; a) 1 5 79 c) 2 6 8 10 b) 9 7 5 1 d) 1 1 5 7 9 4 - int arr[4]= {12, 5, 8, 4}; for (int i= 0; i<3; i++) cout<<arr[i] -2 <«“ "; b) 10 3 6 2 d) 12 5 8 a) 10 3 6 c) 12 5 5 - a) 2 4 5 3 3 c) 6 12 15 9 int arr[4]= {2, 4, 5, 3}; for (int i= 0; i<4; i++) cout<<arr[i] * 3 < “ *; b) 6 12 15 d) 2 4 5 3 6- int arr[4]= {1, 5, 7, 9}; for (int i= 0; i<4; i++) cout<<arr[2] <<""; b) 5 5 5 5 d) 7 7 7 7 a) 5 c) 7 7- a) 36 25 4 1 c) 36 25 int arr[4]= {6, 5, 2, 1}; for (int i= 0; i<=2; i++) cout<<arr[i] * arr[i] << " "; b) 36 25 4 d) 6 5 2 1
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