ISRO CSE 2016 PYQ

The extent to which the s/w can continue to operate correctly despite the introduction of invalid inputs is called as

Which one of the following is a functional requirement ?

Configuration management is not concerned with

A company needs to develop a strategy for software product development with choice of languages L1 and L2. LOC for L2 is estimated to be twice of L1. Maint time = 5 yrs.
L1: Dev cost/man-year = Rs 10,00,000, Dev effort = LOC/10000 man-years. Maint cost/yr = Rs 1,00,000.
L2: Dev cost/man-year = Rs 7,50,000, Dev effort = (2*LOC)/10000 man-years. Maint cost/yr = Rs 50,000.
What is the LOC for L1 for which total project cost using L1 equals L2?

A company needs to develop a digital signal processing software expected to have 20000 lines of code. Using basic COCOMO model for embedded systems (multiplicative factor = 2.2, exponent = 1.5), estimated effort in person-months is: