int arr[10]; Given the array declaration above, which of the following array operation are supported by the standard C library? i) arr.length() ii) arr[-1]   iii) arr[3:4] iv) None of the above   int arr[10][50]; The code above statically allocates a 2D array with 10 rows and 50 columns. If instead we were to allocate this 2D array dynamically, how many calls to malloc() would be needed such that we can still use the arr[i][j] access syntax? a) 10 b) 11 c) 50 d) 51 e) 1   char buf[50]; Given the character array declaration above, what would be the data types of the following? *buf buf

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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int arr[10];

Given the array declaration above, which of the following array operation are supported by the standard C library?

i) arr.length()

ii) arr[-1]  

iii) arr[3:4]

iv) None of the above

 

int arr[10][50];

The code above statically allocates a 2D array with 10 rows and 50 columns. If instead we were to allocate this 2D array dynamically, how many calls to malloc() would be needed such that we can still use the arr[i][j] access syntax?

a) 10

b) 11

c) 50

d) 51

e) 1

 

char buf[50];

Given the character array declaration above, what would be the data types of the following?

*buf

buf 

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