Aspire Faculty ID #12797 · Topic: JECA MCA 2023 · Just now
JECA MCA 2023

42.In stack data structure, __________ operation is not permitted.

Solution

Enqueue is a queue operation, not allowed in stack.
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Previous 10 Questions — JECA MCA 2023

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41.In singly linked list, the time complexity for insertion at a particular node is:
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40.In Unix/Linux platform, ______ command is used to show current running processes.
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39.In Unix/Linux platform, which command is used to specify the access mode for files?
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38.In Unix/Linux platform, which command is used to view the inode number of a file?
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37.In Unix/Linux platform, which command is used to create a symbolic link?
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35.In shell script, which command is used to delete a file?
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34.In shell script, which command is used to copy a file?
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33.In shell script, which command is used to create a new directory ? 
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32.What is the output of the following program ?#include <iostream>using namespace std;int main(){    i…
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Next 10 Questions — JECA MCA 2023

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43.In tree data structure, the in-degree of root node is always __________.
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44.In binary tree data structure, using depth-first approach, preorder traversal means _______.
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Find out the wrong statement based on the characteristics of AVL tree data structure.
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Example of non-linear data structure is __________.
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