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Placement Papers
IBM Questions

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Difficulty: All Easy Medium Hard 1–10 of 22
Topics in Placement Papers
Q.1 Easy IBM Questions IBM
If the compound interest on ₹8,000 at 10% per annum for 2 years is compounded annually, find the compound interest earned.
A ₹1,680
B ₹1,800
C ₹800
D ₹1,600
Correct Answer:  A. ₹1,680
EXPLANATION

CI = P(1 + r/100)^n - P = 8000(1 + 10/100)^2 - 8000 = 8000(1.1)^2 - 8000 = 8000(1.21) - 8000 = 9,680 - 8,000 = ₹1,680.

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Q.2 Easy IBM Questions IBM
What is the value of log₂(8)?
A 2
B 3
C 4
D 8
Correct Answer:  B. 3
EXPLANATION

log₂(8) means 2^? = 8. Since 2³ = 8, the answer is 3

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Q.3 Easy IBM Questions IBM
If a string in Python is assigned as s = 'hello', what is the output of s[1:4]?
A 'ell'
B 'llo'
C 'hell'
D 'ello'
Correct Answer:  A. 'ell'
EXPLANATION

String slicing s[1:4] returns characters from index 1 to 3 (4 is exclusive): 'e', 'l', 'l' = 'ell'

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Q.4 Easy IBM Questions IBM
What is an exception in programming?
A A feature that all programs must have
B An error that occurs during program execution that disrupts normal flow
C A special type of variable
D A comment in the code
Correct Answer:  B. An error that occurs during program execution that disrupts normal flow
EXPLANATION

An exception is an event that occurs during program execution that disrupts the normal flow, requiring special handling

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Q.5 Easy IBM Questions IBM
What does API stand for?
A Application Programming Instruction
B Application Programming Interface
C Advanced Programming Integration
D Application Process Integration
Correct Answer:  B. Application Programming Interface
EXPLANATION

API stands for Application Programming Interface - a set of rules that allows different applications to communicate

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Q.6 Easy IBM Questions IBM
What is the main purpose of version control systems like Git?
A To compress files
B To track changes in code and enable collaboration
C To encrypt code
D To execute code
Correct Answer:  B. To track changes in code and enable collaboration
EXPLANATION

Version control systems track code changes over time and facilitate team collaboration by managing different versions

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Q.7 Easy IBM Questions IBM
Which protocol is used for secure web communication?
A HTTP
B FTP
C HTTPS
D SMTP
Correct Answer:  C. HTTPS
EXPLANATION

HTTPS is HTTP with encryption/security using SSL/TLS protocols for secure communication

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Q.8 Easy IBM Questions IBM
Which data structure uses LIFO (Last-In-First-Out)?
A Queue
B Stack
C Array
D Linked List
Correct Answer:  B. Stack
EXPLANATION

A Stack uses LIFO principle where the last element added is the first one to be removed

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Q.9 Easy IBM Questions IBM
What is the output of: print(10 // 3) in Python?
A 3
B 3.33
C 4
D Error
Correct Answer:  A. 3
EXPLANATION

The '//' operator performs floor division, which returns 3 (the integer part of 10/3)

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Q.10 Easy IBM Questions IBM
Which of the following best describes SQL?
A A programming language for web development
B A language for managing and querying databases
C A markup language for creating web pages
D A platform for cloud computing
Correct Answer:  B. A language for managing and querying databases
EXPLANATION

SQL (Structured Query Language) is used for managing and querying relational databases

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