Question
A retail fruit vendor buys a score of apples for ₹400
and retails them for ₹264 at a dozen. What was his loss/gain per cent? (a score = 20 no’s)Solution
ATQ, Cost Price of 20 apples = ₹400 CP per apple = ₹400 ÷ 20 = ₹20 Selling Price per dozen = ₹264 SP per apple = ₹264 ÷ 12 = ₹22 Gain per apple = ₹22 − ₹20 = ₹2 Gain % = (2 ÷ 20) × 100 = 10%
Which layer of the OSI model is responsible for addressing and routing data across multiple networks?
What is the purpose of a Storage Area Network (SAN)?
In the Entity-Relationship (ER) model, what does an entity represent?
Which layer of the TCP/IP model is responsible for IP addressing and routing?
The boolean function f(x, y, z) = (x AND y) OR (NOT(y) AND z) is equivalent to which of the following boolean expressions?
Identify the highest normal form for the given set of dependencies on relation R
R(ABCDE)= {AB → C, C → D, D → E, E → A,D → B}
POSIX is an acronym for ?
What is the purpose of using the Write-Ahead Logging (WAL) technique in database systems?
What is the worst-case time complexity of inserting n2 elements into an AVL tree with n elements initially?
COCOMO is a model used for estimating:
Relevant for Exams:
