Data Structure Lab 1

Data Structure Lab 1

University

10 Qs

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Data Structure Lab 1

Data Structure Lab 1

Assessment

Quiz

Information Technology (IT)

University

Practice Problem

Medium

Created by

Yasmin Kandil

Used 23+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the index of the first element in a C++ array?

1

0

-1

Depends on compiler

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If an array int arr[5]; is declared, what is the valid index range?

1 ->5

0 ->5

0 ->4

-1 ->4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the output of the following code?
int num = 5, *ptr = #

ptr = ptr + 10;

cout << num;

5

10

15

error

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following correctly declares a pointer to an integer?

int p;

int *p;

int &p;

pointer int p;

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Consider the code:
int arr[3] = {1, 2, 3};

int *p = arr;

cout << *(p+2);

1

2

3

garbage value

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After executing the code below, what are the values of x and y?
int x = 5, y = 10;

int p = &x, q = &y;

p = q;

x = 5, y = 10

x = 10, y = 10

x = 5, y = 5

x = 0, y = 0

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will the following code output?
char ch = 'A'; // ASCII = 65

ch = ch + 2;

cout << ch;

A

B

C

65

67

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