Give two examples of run-time errors or exceptions that may occur when we enqueue or dequeue.
What will be an ideal response?
It’s an error to attempt to dequeue from an empty queue. Also, if the queue is represented as an array and we try to enqueue, we may run up against the maximum size of the queue.
You might also like to view...
Enter the following script named savefiles, and give yourself execute permission to the file:
$ cat savefiles #! /bin/bash echo "Saving files in working directory to the file savethem." exec > savethem for i in * do echo "===================================================" echo "File: $i" echo "===================================================" cat "$i" done a. Which error message do you receive when you execute this script? Rewrite the script so that the error does not occur, making sure the output still goes to savethem. b. What might be a problem with running this script twice in the same directory? Discuss a solution to this problem.
Match each term with the correct statement below.
A. provides a basic idea of network use in UNIX/Linux systems. B. installed for long cable runs, such as for long distances between buildings. C. provides guidelines for how to properly ground all cable plants. D. used to tie the horizontal cable on each floor in a building into a logical backbone. E. provides power when there is a general power failure, surge, or brownout. F. SNMP capable information-gathering switches dispersed on each floor to provide the network management station with continuous information about all parts of the network. G. does not give off noxious chemicals when exposed to flames. H. enables you to segment networks and control network traffic. I. used for configuring cells to enable roaming.