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    Operating Systems

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    2 part problem

    1. My C code cant compile and i cant see the problem can u fix it? 2. write a c code or Modify the code to ask user to input 5 gpas. then the program calculates the average of the gpa and prints it to screen. i.e(The average of all Gpas you entered is 3.87). this code should also check gor negative inputes ie( if user input

    IT Management

    You have been asked to join with several other IT professionals for an hour on the local cable channel, discussing some of the current trends in information management, focusing your discussion on the issues in small business. The program director asks that you also discuss the impact that following or ignoring a trend could hav

    pairs of scheduling criteria

    Discuss how the following pairs of scheduling criteria conflict in certain settings: a) CPU utilization and response time b) average turnaround time and maximum waiting time c) I/O device utilization and CPU utilization.

    Knowledge, Skills, and Abilities

    Hello, I am trying to address the following questions below. I need some help. Below are the questions: 1. Knowledge of microcomputer hardware, software, LAN operating systems, and LAN/WAN-based application hardware. 2. Knowledge of computer languages, utilities, machines, and access methods. 3. Ability to plan and exe

    Encryption (RSA)

    Please help with the following problem. Suppose Fred sees your RSA signaure on m1 and m2, (i.e., he sees (md1 mod n) and (md2 mod n). How does he compute the signature on each of mj1 mod n (for positive integer j), m−1 1 mod n, m1 × m2 mod n, and in general mj1 × mk2 mod n (for arbitrary j and k)?

    DQ 3; The metrics implied in Gilligan's demands

    DQ 3 Follow the URL below and take a look at how Air Force CIO John Gilligan links quality and security...he talks about "coding errors"...in the closing sentence he separates functionality from purchase price, overall life-cycle cost, and vulnerability...What are the metrics implied in Gilligan's demands? What does he mean by

    Operating System

    1. Suppose a time-sharing operating system allocated time slices of 20 milliseconds and the machine executed an average of 5000 instructions per microsecond. How many instructions could be executed in a single time slice? 2. Suppose a password consisted of a string of nine characters from the English alphabet (26 characters)

    Server Security

    Andersen & Sons is a large marketing firm with four offices in the Chicago area. Each office has Windows Server 2003, and all servers are in a single domain. One office accommodates the administrative and business department, one is used for market research, and the other two are printing and publishing. The IT department in

    The Breakdown of Security Measures in Corporate Network Environments

    Scenario: You are an independent consultant who specializes in Information Technology security issues. You have been retained by the Designer Distributions Company, a mid-sized and growing consumer goods distribution company, for an assignment to assess the state of their computing environment security situation. The company'

    Networks: Routers and Switches

    You are currently working for Surebank, a mid-size financial institution. The organization has approximately 80 people working in their main location where your office is located. The bank also has two branch locations. You have been very successful in your career as a Network Operation Specialist, serving at the help desk, assi

    Network Design issues

    Scenario: You are currently working for Surebank, a mid-size financial institution. The organization has approximately 80 people working in their main location where your office is located. The bank also has two branch locations. You have been very successful in your career as a Network Operation Specialist, serving at the

    Web

    Why is it important to understand the different layers of the OCI model when working on network security? What is the relationship between the OSI model and the TCP/IP Protocol.

    Networks

    While there are difficult security concerns in any isolated computing environment, the addition of a network between geographically distributed facilities and the opening of a network to the outside world via the Internet greatly complicate all aspects of the security function. Host a discussion with the IT director and staff an

    Security-Cryptography

    You've been asked by the Training Manager to present a "lunch and learn" seminar on an area within your field of expertise. You choose cryptography. Research the concepts of cryptography as it is used in the business world to protect confidential data from unauthorized access and disclosure. You should include in your investi

    Network Operating Systems

    Let's say you start a Windows 2003 Server installation and the SCSI adapter and the disk storage attached to the adapter aren't recognized. What could be the cause and what steps can you take to solve the problem?

    Recovery Plan

    Create a draft recovery plan for a company or organization. What would you do if you discovered that someone has hacked into the company site?

    POP's

    Describe briefly the different types of POPs. What role do POPs play in terms of security issues?

    Security Policies and Procedures

    Which is more in line with your thinking: Security policies and procedures should be designed at a point in time and then enforced without modification to prevent arbitrary compromising of any element of the complete security architecture. ----------OR--------- Security policies and procedures need constant review

    Security Basics

    Scenario: You are an independent consultant who specializes in Information Technology security issues. You have been retained by the Designer Distributions Company, a mid-sized and growing consumer goods distribution company, for an assignment to assess the state of their computing environment security situation. The company's

    Network Hardware

    Scenario: You are currently working for Surebank, a mid-size financial institution. The organization has approximately 80 people working in their main location where your office is located. The bank also has two branch locations. You have been very successful in your career as a Network Operation Specialist, serving at the

    A Discussion on Network Security

    VaryNet Inc. wants to create four separate offices across the globe. They want to be able to connect these offices over the internet, and they want to make sure that each network is available to each other, i.e., they want the routing information of all four networks to be available at each site, so that any employee can go to a

    Multi-User Databases Management

    1. Explain the difference between an exclusive lock and a shared lock. 2. Explain the difference between optimistic locking and pessimistic locking. 3. What is deadlock? How can it be avoided? How can it be resolved once it occurs? 4. What are the major functions of the database administrator? 5. Explain what

    The Relational Model and Data Normalization

    1. Define functional dependency and give an example. 2. What are insertion and deletions anomalies? 3. List and briefly describe first, second and third normal form. 4. Describe a one-to-one relationship. 5. Describe the many-to-many attribute relationship.

    Microsoft Trial

    How would monopolistic behavior have any influence on the market? Why should Microsoft not adhere to the antitrust legislation?

    Objectives of database managment systems (DBMS)

    The following are the stated objectives of database management systems (DBMS): Integrating databases; reducing redundancy; sharing information; maintaining integrity; and enabling database evolution. In your own words describe each of these by illustrating an example.