UGC NET Computer Science : June 2012 - Paper 3 (Solved Papers)
Question 1 |
The mechanism that binds code and data together and keeps them secure from outside world is known as
Inheritance | |
Abstraction | |
Polymorphism | |
Encapsulation |
Question 2 |
Identify the addressing modes of below instructions and match them :
(a) ADI (1) Immediate addressing (b) STA (2) Direct addressing (c) CMA (3) Implied addressing (d) SUB (4) Register addressing
a – 2, b – 1, c – 4, d – 3 | |
a – 4, b – 3, c – 2, d – 1 | |
a – 3, b – 2, c – 1, d – 4 | |
a – 1, b – 2, c – 3, d – 4 |
Question 3 |
Which one of the following is not a Greibach Normal form grammar?
1.
S ® a|bA|aA|bB A ® a B ® b2.
S ® a|aA|AB A ® a B ® b3.
S ® a|A|aA A ® a
(ii) and (iii) | |
(i) and (ii) | |
(i), (ii) and (iii) | |
(i) and (iii) |
Question 4 |
Which of the following IP address class is a multicast address ?
Class A | |
Class D | |
Class B | |
Class C |
Question 5 |
While unit testing a module, it is found that for a set of test data, maximum 90% of the code alone were tested with a probability of success 0.9. The reliability of the module is -
equal to 0.9 | |
atleast 1/0.81 | |
atmost 0.81 | |
atleast greater than 0.9 |