Which of the following is not a lossy compression technique? (A) JPEG (B) MPEG (C) FFT (D) Arithmetic coding Answer: (D) Explanation: Lossy compression technique… Read More
Category Archives: UGC-NET
Consider the conditional entropy and mutual information for the binary symmetric channel. The input source has alphabet X = {0, 1} and associated probabilities {1… Read More
As compared to rental and leasing methods to acquire computer systems for a Management Information System (MIS), purchase method has following advantage: (A) It has… Read More
In constraint satisfaction problem, constraints can be stated as __________. (A) Arithmetic equations and inequalities that bind the values of variables (B) Arithmetic equations and… Read More
Language model used in LISP is __________. (A) Functional programming (B) Logic programming (C) Object oriented programming (D) All of the above Answer: (A) Explanation:… Read More
Reasoning strategies used in expert systems include __________. (A) Forward chaining, backward chaining and problem reduction (B) Forward chaining, backward chaining and boundary mutation (C)… Read More
In Propositional Logic, given P and P → Q, we can infer __________. (A) ~ Q (B) Q (C) P ∧ Q (D) ~ P… Read More
A horn clause is __________. (A) A clause in which no variables occur in the expression (B) A clause that has at least one negative… Read More
In an operating system, indivisibility of operation means: (A) Operation is interruptible (B) Race – condition may occur (C) Processor can not be pre-empted (D)… Read More
Match the following in Unix file system: (A) (1) (B) (2) (C) (3) (D) (4) Answer: (A) Explanation: In unix boot block stores code to… Read More
In Unix operating system, special files are used to: (A) buffer data received in its input from where a process reads (B) provide a mechanism… Read More
Consider a system with twelve magnetic tape drives and three processes P1, P2 and P3. Process P1 requires maximum ten tape drives, process P2 may… Read More
Function of memory management unit is: (A) Address translation (B) Memory allocation (C) Cache management (D) All of the above Answer: (A) Explanation: Function of… Read More
Match the following with respect to various memory management algorithms: (A) (1) (B) (2) (C) (3) (D) (4) Answer: (D) Explanation: Working set is purest… Read More
Which of the following is/are correct with reference to Abstract class and interface ? (a)A class can inherit only one Abstract class but may inherit… Read More