ISRO Scientist or Engineer Computer Science 2009
For the following questions answer them individually
ISRO Scientist or Engineer Computer Science 2009 - Question 61
If $$ \begin{bmatrix}3 & 3 \\x & 5 \end{bmatrix} = 3 $$. then the value of x is
ISRO Scientist or Engineer Computer Science 2009 - Question 62
If A, B, C, are any three matrices, then A’ + B’ + C’ is equal to
ISRO Scientist or Engineer Computer Science 2009 - Question 64
Let f(x) be the continuous probability density function of a random variable x. The probability that $$ a < x \leq b,$$ is
ISRO Scientist or Engineer Computer Science 2009 - Question 65
If the mean of a normal frequency distribution of 1000 items is 25 and its standard deviation is 2.5, then its maximum ordinate is
ISRO Scientist or Engineer Computer Science 2009 - Question 66
If the pdf of a Poisson distribution is given by $$ f(x) = \frac {e^{-2} 2^x}{x!} $$, then its mean is
ISRO Scientist or Engineer Computer Science 2009 - Question 67
Activities which ensure that the software that has been built, is traceable to customer requirement is covered as part of
ISRO Scientist or Engineer Computer Science 2009 - Question 68
A Testing method, which is normally used as the acceptance test for a software system, is
ISRO Scientist or Engineer Computer Science 2009 - Question 69
The ‘command’ used to change contents of one database using the contents of another databaseby linking them on a common keyfield is called
ISRO Scientist or Engineer Computer Science 2009 - Question 70
A locked database file can be
