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GBlog
Frontend Developer Roadmap 2024
Frontend development means to design the face of a website or application. It involves working on the appearance of the website. Building interactive buttons, using images...
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UGC-NET | UGC NET CS 2015 Jun - II | Question 20
For a weak entity set to be meaningful, it must be associated with another entity set in combination with some of their attribute values, is called as: (A) Neighbour Set(B...
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UGC-NET
Java Swing | Look and Feel
Swing is GUI Widget Toolkit for Java. It is an API for providing Graphical User Interface to Java Programs. Unlike AWT, Swing components are written in Java and therefore ...
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Java
UGC-NET | UGC NET CS 2015 Jun - II | Question 19
Database applications were built directly on top of file system to overcome the following drawbacks of using file-systems: (i) Data redundancy and inconsistency (ii) Diffi...
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UGC-NET
UGC-NET | UGC NET CS 2015 Jun - II | Question 18
Drop Table cannot be used to drop a Table referenced by __________ constraint. (a)Primary key (b)Sub key (c)Super key (d)Foreign key(A) (a)(B) (a), (b) and (c)(C)...
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UGC-NET
UGC-NET | UGC NET CS 2015 Jun - II | Question 17
Which of the following concurrency protocol ensures both conflict serializability and freedom from deadlock? (a)z - phase Locking (b)Time stamp - ordering (A) Both (a) and...
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UGC-NET
UGC-NET | UGC NET CS 2015 Jun - II | Question 16
An Assertion is a predicate expressing a condition we wish database to always satisfy. The correct syntax for Assertion is : (A) CREATE ASSERTION ‘ASSERTION Name’ CHECK ‘P...
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UGC-NET
UGC-NET | UGC NET CS 2015 Jun - II | Question 15
When the inheritance is private, the private methods in base class are __________ in the derived class (in C++). (A) inaccessible(B) accessible(C) protected(D) public Answ...
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UGC-NET
UGC-NET | UGC NET CS 2015 Jun - II | Question 14
Which of the following is incorrect in C++ ? (1)When we write overloaded function we must code the function for each usage. (2)When we write function template we code the ...
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UGC-NET
UGC-NET | UGC NET CS 2015 Jun - II | Question 13
Given that x = 7.5, j = -1.0, n = 1.0, m = 2.0 the value of - - x + j == xn = m is:(A)0(B)1(C)2(D)3 Answer: (A)Explanation:- - x + j == x n = m6.5 + (-1.0) == 6.5 1.0 =...
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UGC-NET
UGC-NET | UGC NET CS 2015 Jun - II | Question 12
Which of the following, in C++, is inherited in a derived class from base class ? (A) constructor(B) destructor(C) data members(D) virtual methods Answer: (C) Explanation:...
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UGC-NET
UGC-NET | UGC NET CS 2015 Jun - II | Question 11
What is the output of the following program? (Assume that the appropriate preprocessor directives are included and there is no syntax error) main ( ) { char S[ ] = "A...
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UGC-NET
UGC-NET | UGC NET CS 2015 Jun - II | Question 10
Consider a proposition given as : “ x ≥ 6, if x2 ≥ 5 and its proof as: If x ≥ 6, then x2 = x.x ≥ 6.6 = 36 ≥ 25Which of the following is correct w.r.to the given propositio...
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UGC-NET
UGC-NET | UGC NET CS 2015 Jun - II | Question 9
Match the following: (A) (1)(B) (2)(C) (3)(D) (4) Answer: (A) Explanation: (p → q) ⇔ (¬q → ¬p) is Contrapositive[(p ∧ q) → r] ⇔ [p → (q → r)] is exportation law.(p → q) ⇔ ...
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UGC-NET
UGC-NET | UGC NET CS 2015 Jun - II | Question 8
“If my computations are correct and I pay the electric bill, then I will run out of money. If I don’t pay the electric bill, the power will be turned off. Therefore, if I ...
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UGC-NET
Access Control Lists(ACL) in Linux
What is ACL ?Access control list (ACL) provides an additional, more flexible permission mechanism for file systems. It is designed to assist with UNIX file permissions. AC...
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linux-command
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