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Q1: Email has become a part of our daily lives. Discuss your current use of email and what you perceive as the advantages and disadvantages of email communication. Next, imagine the email system went down in a major company. How would this impact productivity? Do you feel companies rely too heavily on electronic communication today? Explain your answer.
Q2: Discuss the benefits of networked computers? What are the drawbacks? Describe similar characteristics between the internet and a group of networked computers.
Discuss why is it important for a firm to have firewalls and border security in place? I know that a firewall is to stop intruders from entering your network but when read on it seems border security is very similar.
Write two challenges an OS faces when passing parameters between user and kernel mode. Describe how an OS can overcome them
Consider the advantages and disadvantages of each major operating system that Amy might use on the Web server. In a one-page memorandum to Amy.
Write a multi-threaded program to solve producer and consumer problem
Explain the techniques that will be used to monitor implementation of the electronic medical record.
Millions of American homes are prepared with wireless networks. Suppose if the network is not made secure, any nearby computer with a wireless card can use network.
Computer has 16 pages of virtual address space but only three physical pages frames. Initially physical memory is empty. Program references virtual pages in order 1,2,3,4,5,3,4,1,6,7,8,7,8,9,7,8,9,5,4,5,4,2 Which references a page fault with LRU ..
Every day at 2PM a client's computer at work reboots itself. You have made sure the power management settings in the BIOS and in the Windows Control Panel are not responsible.
Explain the difference between internal fragmentation and external fragmentation. Which one occurs in paging system? Which one occurs in system using pure segmentation?
What does fragmented mean in reference to hard drives, and what, if anything, should be done to prevent it. Describe the general path data takes in an application from user input to the computer hardware.
Consider a computer system with 48-bit logical address and 4-KB page size. System supports up to 1 GB of physical memory. Illustrate how many entries are there in each of the following?
Explain the network security methodology and technology used in your organization and recognize any additional controls needed.
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