ISRO Scientist or Engineer Computer Science 2014

Consider the following sequential circuit.

What are values of $$Q_0$$ and $$Q_1$$ after 4 clock cycles,if the initial values are 00?

Consider the schema R (A,B, C, D) and the functional dependencies $$A \rightarrow B$$ and $$C \rightarrow D$$. If the decomposition is made as $$R_1 (A, B)$$ and $$R_1 (C, D)$$, then which of the following is TRUE?

The test suite (set of test input) used to perform unit testing on a module could cover 70%of the code. Whatis the reliability of the module if the probability of success is 0.95 during abovetesting?

In a system an RSA algorithm with p =5 and q = 11,is implemented for data security. Whatis the value of the decryption keyif the value of the encryption key is 27?

Suppose you wantto build a memory with 4 byte words and a capacity of $$2^{21}$$ bits. Whatis type of decoder required if the memory is built using $$2K \times 8$$ RAM chips?

The output of a tristate buffer when the enable input in 0 is

How many different BCD numberscan be stored in 12 switches? (Assume two position or on-off switches).

Suppose there are eleven itemsin sorted order in an array. How many searches are required on the average, if binary search is employed and all searches are successful in finding the item?

Consider the following Java code fragment. Which of the following statement is true?

Every time the attribute A appears, it is matched with the same value of attribute B but not the same value of attribute C. Which of the following is true?