Find the missing number in the series: 2, 4, 8, 16, ?, 64
Each number is double the previous: 2, 4, 8, 16, 32, 64. Pattern is multiplication by 2
Complete the analogy: Dog : Bark :: Cat : ?
A dog barks, similarly a cat meows. This is a sound association analogy
Find the odd one out: 12, 24, 36, 48, 58
12, 24, 36, 48 are all multiples of 12. 58 is not a multiple of 12
Which data structure uses LIFO (Last In First Out)?
Stack follows LIFO principle. Queue follows FIFO. Array and Tree are not strictly LIFO/FIFO structures
In OOP, what is inheritance?
Inheritance allows a class to inherit properties and methods from another class (parent/base class)
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What does REST API stand for?
REST stands for Representational State Transfer, an architectural style for web services
In a relational database, a Primary Key must be:
A Primary Key uniquely identifies each record and cannot contain null values
Which of the following is an advantage of Cloud Computing?
Cloud computing provides scalability, flexibility, and pay-as-you-go pricing models
A password must contain at least one uppercase letter, one digit, and be at least 8 characters long. Which is valid?
ABC12345 has uppercase (A,B,C), digit (1,2,3,4,5), and is 8+ characters long
In the number 52,347, what is the place value of 3?
In 52,347, the digit 3 is in the hundreds place, so its place value is 300
What is 15% of 80?
15% of 80 = 0.15 × 80 = 12
If the cost price of an item is Rs. 400 and it is sold at a loss of 15%, what is the selling price?
Loss = 15% of 400 = 60. Selling Price = 400 - 60 = Rs. 340
A person spends 30% of his income on food, 40% on rent, and 20% on utilities. If his remaining income is Rs. 5,000, what is his total income?
Percentage spent = 30 + 40 + 20 = 90%. Remaining = 10% = 5,000. Total income = 5,000 × 10 = Rs. 50,000
A bag contains 5 red balls, 7 blue balls, and 8 green balls. What is the probability of drawing a red ball?
Total balls = 5 + 7 + 8 = 20. Probability of red = 205 = 41
Find the missing number in the series: 1, 1, 2, 3, 5, 8, ?, 21
This is the Fibonacci series where each number is the sum of the previous two. 5 + 8 = 13
Complete the analogy: Clock is to Time as Thermometer is to ?
Clock measures time. Thermometer measures temperature. The relationship is the same.
In a row of 10 people, if Ramesh is 7th from the left, what is his position from the right?
Position from right = Total - Position from left + 1 = 10 - 7 + 1 = 4
Complete the sentence: 'Despite his wealth, he lived _____ lifestyle.'
'A modest' is grammatically correct. 'Modest' starts with a consonant sound, so we use 'a' not 'an'.
What does the idiom 'break the ice' mean?
'Break the ice' idiomatically means to initiate conversation or ease tension in a social situation.
In the context of REST APIs, what does POST primarily do?
POST method is used to create new resources on the server. GET retrieves, PUT/PATCH updates, DELETE removes.
