9 January 2023(Tech).pdf

1/9/23, 8:01 PM BIT Placements App
https://bit410.examly.io/result?testId=U2FsdGVkX18OnZIkYIEbGUBfFa%2BeK2bOzX0prDOxE%2FtrIEhX4NMMRUZCaMmWV1xy 1/9
Result & Analysis
Student: ANBARASU C Email id: anbarasuchithambaram@gTest: Exam 58 Course: Placement Assessment - 20
Attempt 1
IP Address: 2409:4072:e85:3281:f5d4:a74d:80c4:c10 Tab switches: 0 OS used: Windows Browser used: Chrome
Test Duration: 01:15:14 Test Start Time: Jan 9, 2023 | 07:16 PM Test Submit Time: Jan 9, 2023 | 07:58 PM
Overall score
57
/ 70
Rank: NA
Topper score: 70.00 / 70
Average score: 22.72 / 70
Least score: 0.00 / 70
Quantitative Aptitude
20
/ 20
Rank: NA
Verbal Ability
18
/ 20
Rank: NA
Technical Ability
19
/ 30
Rank: NA
Overall Question Status
60
/ 61
Total Questions: 61
Questions Attempted: 60
Questions Correct: 57
Question Wrong: 3
Partially Correct: 0
Question Not Viewed: 0
Questions Skipped : 1
Quantitative Aptitude - Question Status
20
/ 20
Total Questions: 20
Question Wrong: 0
Verbal Ability - Question Status
20
/ 20
Total Questions: 20
Question Wrong: 2
Technical Ability - Question Status
20
/ 21
Total Questions: 21
Question Wrong: 1
Topic wise Analysis Quantitative Aptitu… Verbal Ability Technical Ability
Question No: 1 Multi Choice Type Question
Which among the given options compares atmost n characters of string ch to string s?
CORRECT

Report Error
int strcmp(s, ch)
int strncmp(ch, s, n)
int strcmp(ch, s)

Status: Correct Mark obtained: 1/1 Hints used: 0 Level: Easy
Question type: MCQ Single Correct
In RDBMS, different classes of relations are created using __________ technique to prevent modification anomalies.
CORRECT
What is the use of function char *strchr(ch, c)?
CORRECT
Status: Wrong Mark obtained: 0/1 Hints used: 0 Level: Easy
Consider the following tables :
What will be the output of following SQL query ?
int strncmp(s, ch, n)
Report Error
Normal Forms
Referential integrity
Functional Dependencies
Data integrity
Report Error
return pointer to first occurrence of ch in c or NULL if not present
return pointer to first occurrence of cin ch or ignores if not
present
return pointer to first occurrence of ch in c or ignores if not
present
return pointer to first occurrence of c in ch or NULL if
not present
Report Error

SELECT * FROM EMPLOYEE E
WHERE 2 = (SELECT COUNT(DISTINCT E1.SALARY)
FROM EMPLOYEE E1
WHERE E1.SALARY>E.SALARY)
CORRECT
Predict the output of following C++ progran
#include <iostream>
using namespace std;
int i;
class A
{
public:
~A()
{
i=10;
}
};
int foo()
{
i=3;
A ob;
return i;
}
int main()
{
cout << foo() << endl;
return 0;
}
CORRECT
Two distinct salary of employees
Second highest salary
Employee with second highest salary
Third highest salary
Report Error
3
None of the above
10
0

Which of the following related to snowflake schema is true?
CORRECT
The minimum number of stacks needed to implement a queue is
CORRECT
#include <iostream>
using namespace std;
class A
{
int id;
static int count;
public:
A() {
count++;
id = count;
cout << "constructor for id " << id << endl;
}
~A() {
cout << "destructor for id " << id << endl;
}
};
int A::count = 0;
int main() {
A a[3];
return 0;
}
Report Error
Maintenance efforts are less
It is not an extension of star schema
Dimension tables are normalised
Each dimension is represented by a single dimensional table
Report Error
1
2
3
4
Report Error

CORRECT
Can destructors be private in C++?
CORRECT
A B-Tree used as an index for a large database table has four levels including the root node. If a new key is inserted in this index, then the
maximum number of nodes that could be newly created in the process are
CORRECT
constructor for id 1
destructor for id 1
destructor for id 1
destructor for id 2
destructor for id 3
Compiler Dependent.
destructor for id 3
destructor for id 2
destructor for id 1
Report Error
Yes
No
Report Error
4
2
1
5

Question No: 11 Single File Programming Question
sumDigits:
Given a string, print the sum of the digits 0-9 that appear in the string, ignoring all other characters. Print 0 if there are no digits in the string.
Input format
Input contains a single string
Output format
Output contains a single integer
Code constraints
0<=length of input string<=100
Sample testcases
Input 1
aa1bc2d3
Output 1
6

Status: Skipped Mark obtained: 0/10 Hints used: 0 Times compiled: 0
Times submitted: 0 Level: Easy Question type: Single File Programming
A three dimensional array in ‘C’ is declared as int A[x][y][z]. Consider that array elements are stored in row major order and indexing begins
from 0. Here, the address of an item at the location A[p][q][r] can be computed as follows (where w is the word length of an integer):
CORRECT
Report Error
C (17)  
// You are using GCC
Show testcase scores Show solution
Report Error
&A[0][0][0] + w(y * z * p + z*q + r)
&A[0][0][0] + w(x * y * q + z * p + r)
1
2

Which code from the given option return pointer to last occurrence of c in ch or NULL if not present?
CORRECT
Which among the given options is the right explanation for the statement size_t strcspn(c, s)?
CORRECT
The postorder traversal of a binary tree is 8, 9, 6, 7, 4, 5, 2, 3, 1. The inorder traversal of the same tree is 8, 6, 9, 4, 7, 2, 5, 1, 3. The height of a
tree is the length of the longest path from the root to any leaf. The height of the binary tree above is ________ . Note -This was Numerical Type
question.
CORRECT
&A[0][0][0] + w(y * z * q + z * p + r)
&A[0][0][0] + w(x * y * p + z * q+ r)
Report Error
char *strrchr(ch, c)
char *strchr(ch, c)
char *strcat(ch, c)
char *strncat(ch, c)
Report Error
return length of prefix of c consisting of characters not
in s
return length of prefix of s consisting of characters not in c
return length of prefix of c consisting of characters present in s
return length of prefix of s consisting of characters present in c
Report Error
5
3
4
2

Consider a table that describes the customers :
Customers(custid, name, gender, rating)
The rating value is an integer in the range 1 to 5 and only two values (male and female) are recorded for gender. Consider the query “how
many male customers have a rating of 5”? The best indexing mechanism appropriate for the query is
CORRECT
Can destructors be virtual in C++?
CORRECT
Like constructors, can there be more than one destructors in a class?
CORRECT
Consider the following conditions: (a)The solution must be feasible, i.e. it must satisfy all the supply and demand constraints. (b)The number
of positive allocations must be equal to m1n21, where m is the number of rows and n is the number of columns. (c)All the positive allocations
must be in independent positions. The initial solution of a transportation problem is said to be non-degenerate basic feasible solution if it
satisfies: Codes:
Report Error
Bit-mapped hashing
Extendible hashing
B+ Tree
Linear hashing
Report Error
No
Yes
Report Error
No
Yes
Report Error
(a) and (c) only

CORRECT
Which of the following related to snowflake schema is true?
CORRECT
(a), (b) and (c)
(b) and (c) only
(a) and (b) only
Report Error
Maintenance efforts are less
It is not an extension of star schema
Dimension tables are normalised
Each dimension is represented by a single dimensional table
First 1 2 Last

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