CS201 QUIZ NO 1 SOLVED SPRING 2019 || 100% VERIFIED BY ADMIN || VURANK

CS201 QUIZ NO 1 SOLVED 100% VERIFIED BY ADMIN (MID TERM SYLLABUS)

Q1: __________ Returns true if c is a letter and false otherwise.

A) int isalpha(int c) (100% Sure)

B) int isalnum(int c)

C) int isxdigit(int c)

D) int isdigit(int c)

Q2: What will be the correct syntax of declaration of the following statement?
"ptr is a pointer to const int"

A) int const* ptr

B) int * const ptr

C) const int * ptr (100% Sure)

D) const * int ptr

Q3: What will be the size of following array? int arr[29];

A) 0

B) 30 (100% Sure)

C) 29

D) 28

Q4: Individual characters in a string stored in an array can be accessed directly using array __________.

A) superscript

B) script

C) subscript (100% Sure)

D) value

Q5: char **argv can be read as __________.

A) pointer to pointer

B) pointer to char

C) pointer to pointer to char (100% Sure)

D) None of the given

Q6: By default, the starting index of an array in C++ is __________ .

A) 2

B) -1

C) 0 (100% Sure)

D) 1

Q7: The ASCII code of null character is __________.

A) 000 (100% Sure)

B) 010

C) 111

D) 110

Q8: To manipulate n-dimensional array __________ nested loops are required.

A) n-2

B) n-1

C) n+1

D) n (100% Sure)

Q9: dereferencing operator is represented by __________.

A) * (100% Sure)

B) +

C) _

D) None of the given

Q10: Given a two dimensional array of integers, what would be the correct way of assigning the value 6 to the element at third row and fourth column?

A) array[3][4]=6 (100% Sure)

B) array[2][4]=6

C) array[4][3]=6

D) array[2][3]=6