please asnwer right one do not use chatgpt please ### Quiz: Tree of Directories and Search Methods#### Question 36:When creating a tree of directories with depth $ d $ and breadth $ b $, how many nested loops do you have to have as we discussed in class?1. (a) 12. (b) 23. (c) 34. (d) 45. (e) none of the above#### Question 37:When creating a tree of directories with depth $ d $ and breadth $ b $, the directories that have yet to be explored are held (memorized) in:1. (a) open2. (b) closed3. (c) temp4. (d) successors5. (e) none of the above#### Question 38:When creating a tree of directories with depth $ d $ and breadth $ b $, the directories that have already been explored are held (memorized) in:1. (a) open2. (b) closed3. (c) temp4. (d) successors5. (e) none of the above#### Question 39:Breadth-first search creates directories in the following order for $ d = 3 $ and $ b = 3 $, where numbers are directory names and '/'s are subdirectories:1. (a) 0, 1, 2, 0/0, 0/1, 0/2, 1/0, ...2. (b) 0, 0/0, 0/0/0, 0/0/1, 0/0/2, 0/1/0, ...3. (c) 0, 1, 2, 0/0, 0/0/0, 0/0/1, 0/0/2, ...4. (d) 0, 0/0, 1/0, 2, 1, 1/0, 1/1, 1/2, ...5. (e) none of the above#### Question 40:Depth-first search creates directories in the following order for $ d = 3 $ and $ b = 3 $, where numbers are directory names and '/'s are subdirectories:1. ( ### Bash Scripting Questions#### Question 11**What is the Bash command to find the number of characters in string S?**(a) `${#S}` (b) `#{S}` (c) `#S` (d) `#$S` (e) `none of the above` #### Question 12**The number of iterations for the `for` loop below is:**```bashfor a in b c d e; do echo $a; done;```(a) 1 (b) 2 (c) 3 (d) 4 (e) none of the above #### Question 13**The number of iterations for the `for` loop below is:**```bashfor a in 'b c d e'; do echo $a; done;```(a) 1 (b) 2 (c) 3 (d) 4 (e) none of the above #### Question 14**Given `lst=(b c d e)`, the number of iterations for the `for` loop below is:**```bashfor a in $lst; do echo $a; done;```(a) 1 (b) 2 (c) 3 (d) 4 (e) none of the above #### Question 15**Given `lst=(b c d e)`, the number of iterations for the `for` loop below is:**```bashfor a in ${lst[@]}; do echo $a; done;```(a) 1 (b) 2 (c) 3 (d) 4 (e) none of the above

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36. When creating a tree of directories with depth d and breadth b, how many nested loops do you have to have as we discussed in class? (a)1 (b)2 (c) 3 (d) 4 (e)none of the above 37. When creating a tree of directories with depth d and breadth b, the directories that have yet to be explored are held (memorized) in (a) open (b) closed (c) temp (d) successors (e)none of the above 38. When creating a tree of directories with depth d and breadth b, the directories that have already been explored are held (memorized) in (a) open (b) closed (c) temp (d) successors (e)none of the above

36. When creating a tree of directories with depth d and breadth b, how many nested loops do you have to have as we discussed in class? (a)1 (b)2 (c) 3 (d) 4 (e)none of the above 37. When creating a tree of directories with depth d and breadth b, the directories that have yet to be explored are held (memorized) in (a) open (b) closed (c) temp (d) successors (e)none of the above 38. When creating a tree of directories with depth d and breadth b, the directories that have already been explored are held (memorized) in (a) open (b) closed (c) temp (d) successors (e)none of the above

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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B Announcements - IT-140-J6182 zy Section 4.2 - IT 140: Introduction x b Computer Engineering Question x + Home 8 https://learn.zybooks.com/zybook/SNHUIT140V3/chapter/4/section/2 = zyBookS My library > IT 140: Introduction to Scripting v3 home > 4.2: While loops B zyBooks catalog Help/FAQ 8 Jose Roque 4.2.3: Basic while loop expression. ACTIVITY Write a while loop that prints user_num divided by 2 until user_num is less than 1. The value of user_num changes inside of the loop. Sample output with input: 20 10.0 5.0 2.5 1.25 0.625 Note: If the submitted code has an infinite loop, the system will stop running the code after a few seconds and report "Program end never reached." The system doesn't print the test case that caused the reported message. 247772.2002516.qx3zqy7 1 user_num = int(input()) 1 test 3 ' Your solution goes here '" passed 4. All tests Activate Windows Go to Settings to acțivate Windows. 11:38 AM P Type here to search 87°F Partly sunny A G O . 4) 7/25/2021 DIDIE ם
B Grades - IT-140-J6182 Introd x B 3-2 zyBooks Lab Activities - | x zy Section 3.11 - IT 140: Introdu X b My Questions | bartleby Home 8 https://learn.zybooks.com/zybook/SNHUIT140V3/chapter/3/section/11 = zyBooks My library > IT 140: Introduction to Scripting v3 home > 3.11: LAB: Smallest number 8 zyBooks catalog 2 Help/FAQ 8 Jose Roque 3.11 LAB: Smallest number Write a program whose inputs are three integers, and whose output is the smallest of the three values. Ex: If the input is: 7 15 3 the output is: 3 247772.2002516.qx3zgy7 LAB 3.11.1: LAB: Smallest number 0/ 10 АCTIVITY main.py Load default template.. 1 '' Type your code here. '''| Activate Windows Go to Settings to activate Windows. 6:46 PM P Type here to search O 80°F Partly cloudy 7/17/2021 近

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Q: Describe a simple scheme for PGM that will allow receivers to detect miss- ing messages, even the last one in a series.