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Barber Shop 1 Barber Customer Queue
2 C1C2C3 Barber Before Opening Customers waiting in queue
3 C1C2C3 Barber Barber Shop Opens C2C3 C1 Barber removes customer from the queue Barber wakes up customer after the hair cut
4 C2C3 Barber Barber Shop Opens C3 C1C2
5 C3 Barber Barber Shop Opens C2C3
6 Barber Barber goes to sleep
7 C4 Barber New Customer Comes Customer wakes up barber before goes to sleep C4
8 C5C6 Barber New Customer Comes C4
9 C5C6 Barber Barber Shop Closing C4 Barber should finish all waiting customers
10 C5C6 Barber Barber Shop Closing C4 C7 New customers don’t wait when shop is closing
11 C6 Barber Barber Shop Closing C5 C8 New customers don’t wait when shop is closing
12 Barber Barber Shop Closing C6 C9 New customers don’t wait when shop is closing
13 Barber Barber Shop Closed Barber shop can open again
14 C10C11 Barber Barber Shop Closed New customers wait when shop is closed
15 C10C11 Barber Barber Shop Opens C11 C10 Barber removes customer from the queue Barber wakes up customer after the hair cut
16 C11 Barber Closing Before Exiting C11
17 Barber Closing Before Exiting Asking user Yes/No
18 C1C2C3 Barber User No Customers come and wait
19 C1C2C3 Barber Exiting Before Opening Clear customer queue
Test 4 (Final) 60 points 5:00 – 6:52, Tuesday, May 14 Section 1 and 2: Lab 009 20
Project Phase IV 40 points Demo by 11:30 AM, Friday, May 17 Drop solution before demo Evaluation email –One hour before demo – for each student –Including yourself 21
CS 3340 Windows Programming. Course Evaluation Course Outcomes Not about the instructor Do it Today! 2.
Semaphores. Announcements No CS 415 Section this Friday Tom Roeder will hold office hours Homework 2 is due today.
© Janice Regan, CMPT 300, May CMPT 300 Introduction to Operating Systems Classical problems.
Why is there so much pain and suffering in the world?
TLA. Replacing The Battery On the Back of the pager press in this button while moving the door away from the pager, then lift up. On the Back of the pager.
Getting started with for students before you register Make sure you have: an active account Internet browser installed on your computer Student.
Elapsed Time How Can We Calculate How Much Time Has Gone By? April 5, 2010.
18/02/08Week 21 CENG334 Introduction to Operating Systems Erol Sahin Dept of Computer Eng. Middle East Technical University Ankara, TURKEY URL:
ALLAH DOES EXIST …. This is one of the best explanations of why Allah allows pain and suffering :
Thread Synchronization Tutorial #8 CPSC 261. A thread is a virtual processor Each thread is provided the illusion that it owns a core – Copy of the registers.
1 Sleeping Barber Problem There is one barber, and n chairs for waiting customers If there are no customers, then the barber sits in his chair and sleeps.
Example 14.4 Queuing | 14.2 | 14.3 | 14.5 | 14.6 | 14.7 |14.8 | Background Information n Which system has the.
/t/ / I d/ /d/ Try Again Go on /t/ / I d/ /d/
Monitoring duties for TA’s Computer lab ES 2.104: open 9am-11pm daily Monitored by a TA when open Monitoring duty split into slots: 2 hour slots from 11am-9pm.
© Copyright _ Bro’s Place 2003 A stretched out Slinky is 87 feet long.
5.4 Which of the following scheduling algorithms could result in starvation? a. First-come, first-served b. Shortest job first c. Round robin d. Priority.
Your Website Chat & Live Customer Support Solution "Instant Customer GratificationSM" Brought to you by: Affordable Business Productivity and Communications.
Joining Turnitin ® It will be required for you to submit some assignments through Turnitin.
Get to work… 1.Pick up from the front table: A.Syllabus B.Student Survey 2.Find your seat. 3.Have the handouts and a pen/pencil out. Everything else if.
1 Lab Session-3 CSIT 121 Fall 2004 Section-3 should finish Lab-1 Exercise first Division rules Operator precedence rules Lab Exercise.
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