Reference no: EM13829349
QUESTION ONE
a) Define the term "operating system" and highlight two types of operating system.
b) Outline four tasks which are performed by an operating system performance monitor.
c) Briefly describe six functions of an operating system.
QUESTION TWO
a) Explain the difference between an extended machine and a resource manager in the context of an operating system
b) State any four requests made by the set-up program during the installation of operating system
c) Paul Smith, an information communication technology (ICT) student, is on internship at Blue Horn Ltd. The ICT manager would like Paul Smith to implement redundant array of independent disks (RAID) technology to the company's database server.
Required:
Explain the five levels of redundant array of independent disks (RAID) which Paul Smithwould configure on the database server in order to implement the RAID technology.
QUESTION THREE
a) State four factors which determine the size of the directory services database.
b) Highlight six functions which can be performed by the systems administrator or user properly implemented operating system directory services environment.
c) You are employed as a system support technician by TN Ltd. The finance manager has informed you that most computers in the finance department are down.
Required
Describe a suitable troubleshooting methodology you would apply in identifying the problem affecting the computers in the finance department.
QUESTION FOUR
(a) The domain name system (DNS) is used to resolve host names on a local area network (LAN) or the internet. Explain in brief the two main components of a domain name system (DNS)
(b) (i) State the syntax used to run NSLOOKUP utility.
(ii)Give the steps used to run NSLOOKUP utility in an interactive mode.
(c) The system administrator of Sky Ways Inc. Is in the process of upgrading the company's intranet. The main objectives of upgrading the intranet is to optimize the browsing traffic.
Required
Briefly describe four ways in which the system administrator would be able to optimize the intranet browsing traffic.
QUESTION FIVE
Operating system provides a mechanism for configuring the behavior of the keyboard attached to the computer. Outline the behavior of the following sets of keys after they have been configured correctly:
Sticky keys.
Filter keys.
Toggle keys.
The display utility setting of an operating system is used to configure the "looks and feel" properties of an operating system:
Indicate the importance of the following display properties utility settings:
Theme
Desktop
Screensaver
Appearance
Define the term "hardware profile" and state the steps followed when creating a new hardware profile.
|
What is the principal source of legislative guidance
: 1. What is the principal source of legislative guidance that provides "Special Rules for Long-Term Contracts"? 2. What are the three terms that the IRS uses to define "long-term contract" and what do they mean? 3. What two categories does Sectio..
|
|
What is the difference between prejudice and bias
: What is the difference between prejudice and bias? What is the difference between prejudice and discrimination? Is Shelly showing prejudice, bias, or discrimination in the scenario above
|
|
Sql dml for data modification in tables
: Write SQL DML statements that will modify data from within a database. Using the Northwind database, write a SQL DML statement that will modify the data. Base it on the following requirements:
|
|
Write queries to retrieve data for tsql
: Write SQL statements that will retrieve the following data from a database, using Subqueries and Joins. Using the Northwind database, write a SQL SELECT statement that will retrieve the data for the following questions:
|
|
Operating system provides a mechanism for configuring
: Operating system provides a mechanism for configuring the behavior of the keyboard attached to the computer. Outline the behavior of the following sets of keys after they have been configured correctly
|
|
Draft paper highlighting the nonfunctional requirements
: draft paper highlighting the nonfunctional requirements and the steps to achieve these requirements. The draft should have some rationalization steps in how technologies are chosen.
|
|
Determine the type of muscle tissues
: The image below shows a longitudinal view of a type of muscle. Note the multiple nuclei that lie at the periphery of the muscle fibers as well as the striations (thin lines) formed by the arrangement of the thick and thin myofilaments.
|
|
What does he mean by internalize society values
: What does he mean by "internalize society's values"? List activities that can assist you in "internalizing the values"
|
|
Shares of series e convertible preferred stock
: In November 2009, Accel Growth Fund invested $20 million in Groupon by buying 2,932,553 shares of Series E convertible preferred stock. What was the realized IRR of this investment, if the fund sold at IPO and "each share of Series E preferred stock..
|