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Solved MCQ on Stack and Queue in Data Structure set-1

1) ......... form of access is used to add and remove nodes from a queue. A. LIFO, Last In First Out B. FIFO, First In First Out C. Both a and b D. None of these 2) In liked representation of stack ....... holds the elements of the stack. A. INFO fields B. TOP fields C. LINK fields D. NULL fields 3) ........ form of access is used to add remove nodes from a stack. A. LIFO B. FIFO C. Both A and B D. None of these 4) In the linked representation of the stack ......... behaves as the top pointer variable of stack. A. Stop pointer B. Begin pointer C. Start pointer D. Avail pointer 5) New nodes are added to the ......... of the queue. A. Front B. Back C. Middle D. Both A and B 6) In linked representation of stack the null pointer of the last node in the list signals .......... A. Beginning of the stack B. Bottom of the stack C. Middle of the stack D. In between some value 7) What happens when you push a new node onto a stack? A. The new node is placed at the front of the linked list B. The ...
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How to Reveal the Contents using JavaScript?

If you wanted to show/hide(reveal) the contents in HTML document by using simple methods, it is possible by using a simple javascript code running in it. This feature not only helps to make your webpage more stylist and attractive, also helps to present main contents or headings for the first look. It also helps to minimize the space for webpage which have very long content. In this post, I am going to describe " How to Reveal the Contents using simple JavaScrpt code ". Here I am using simple CSS code to set the CSS property of HTML element show or hidden and executed a JavaScript function on window.onload event handler. You can use the following simple CSS code to set the CSS property of HTML element show or hidden. .reveal * {display:none;}  // This code specifies the display property of HTML element having class name "reveal" to none .reveal *.handle{display:block;} // This code specifies the display property of HTML element having class name "handle" f...
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How to Insert, Navigate and Delete Records in Oracle Forms ?

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I have already described in my previous posts about creating oracle forms using wizards and creating list of values (LOVs) . In this post I am going to describe How to create buttons for Inserting, Saving, Navigating and Deleting records in oracle forms. Insertion, Deletion and Navigation functions are necessary for manipulating data within forms whether it is greed line view or form view or any other format. You can add those buttons by simply adding push buttons from toolbox to the form and adding PL/SQL query in the button trigger using PL/SQL editor. Here are some steps for adding buttons on the form.  Steps for creating Insertion, Navigational and Deletion Buttons  1. At first create a form as given in the post " How to Create Oracle Forms by Using Wizard ? "  then start to add the buttons on the form as given in the image below. 2. Add push buttons in the form area from toolbox by clicking on it and drawing on the form. Then give a new name and label name as given ...
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