DC014 Lecture Note & Tutorial

Information Technology Careers Path.

Information Technology Careers Path.

Information Technology Careers Path.

Information Technology Careers Path.






















































































The 10 Best Tech Jobs


https://www.investopedia.com/articles/investing/101315/10-best-tech-jobs.asp

Information Technology Careers Path.






















































































The 10 Best Tech Jobs


https://www.investopedia.com/articles/investing/101315/10-best-tech-jobs.asp

DC014 Computer Science 1 Session 2021/2022








CHAPTER 1
















1.0 INFORMATION



TECHNOLOGY

















DC014 TUTORIAL







UNIT SAINS KOMPUTER


KOLEJ MATRIKULASI KEDAH



1

DC014 Computer Science 1 Session 2021/2022


Hour 1 - 4
1.0 INFORMATION TECHNOLOGY
1.1 Technology Uses

1 Define Information Technology.
__________________________________________________________________________
__________________________________________________________________________


2 Give three (3) usages of Information Technology from the moment you wake up until you go
back to sleep assuming that it is a school day.
__________________________________________________________________________
__________________________________________________________________________

__________________________________________________________________________


3 Give three (3) advantages of Information Technology.
__________________________________________________________________________

__________________________________________________________________________
__________________________________________________________________________


4 Give three (3) disadvantages of Information Technology.
__________________________________________________________________________

__________________________________________________________________________
__________________________________________________________________________
































2

DC014 Computer Science 1 Session 2021/2022


5 Discuss two (2) applications of Information Technology in each of the following fields:

Fields Application Explanation



a) Education




b) Health care




c) Finance




d) Manufacturing




e) Traveling



f) Government




g) Science



h) Publishing




i) Retail



j) Entertainment





3

DC014 Computer Science 1 Session 2021/2022


6 Discuss the benefits of Information Technology in the above fields:

Fields Application Explanation


a) Education

b) Health care


c) Finance

d) Manufacturing


e) Traveling

f) Government


g) Science

h) Publishing


i) Retail


j) Entertainment



7 Information Technology (IT) applications can be sued by many sectors such as education,
finance, travels and government.
State one reason why IT applications can harm human.
__________________________________________________________________________

__________________________________________________________________________

__________________________________________________________________________





















4

DC014 Computer Science 1 Session 2021/2022


Hour 5 - 8
1.0 INFORMATION TECHNOLOGY
1.2 Categories of Computers

1 List three (3) categories of computer.
__________________________________________________________________________

__________________________________________________________________________

__________________________________________________________________________

2 Describe two (2) characteristics of a personal computer.
__________________________________________________________________________

__________________________________________________________________________



3 Describe two (2) capabilities of mainframe computers.

__________________________________________________________________________
__________________________________________________________________________


4 Differentiate between mainframe and supercomputer.

Mainframe Supercomputer



Speed



Physical
Size


5 Identify the categories of computer that are being described below:

Description Categories of computer
a) A computer that is used as a daily device to do editing,
writing and reading articles.

b) A computer system with a dedicated function within a larger
mechanical or electrical system, often with real-time
computing constraints.




5

DC014 Computer Science 1 Session 2021/2022


Hour 9
1.0 INFORMATION TECHNOLOGY
1.3 Impact of Information Technology on society

1 What do you understand with the phrase “Impact of Information Technology on society”?
__________________________________________________________________________

__________________________________________________________________________

__________________________________________________________________________

2 Give two (2) impact of Information Technology in Health.
__________________________________________________________________________

__________________________________________________________________________

__________________________________________________________________________

3 Discuss two (2) impact of Information Technology to underage community.
__________________________________________________________________________

__________________________________________________________________________

__________________________________________________________________________
__________________________________________________________________________


4 Nowadays, Information Technology make rapid changes in education field. List two (2)

impact of Information Technology on yourself.

__________________________________________________________________________
__________________________________________________________________________



5 Discuss two (2) bad impact of Information Technology to our society.
__________________________________________________________________________

__________________________________________________________________________
__________________________________________________________________________

__________________________________________________________________________









6

DC014 Computer Science 1 Session 2021/2022


Hour 10
1.0 INFORMATION TECHNOLOGY
1.4 Information Technology Careers Path

1 Define Information Technology career path.
__________________________________________________________________________

__________________________________________________________________________


2 List three (3) area of career in Information Technology

__________________________________________________________________________
__________________________________________________________________________

__________________________________________________________________________


3 Government agency usually has their own Information Technology department.

a) Give two (2) career of Information Technology field in Government.
________________________________________________________________________

________________________________________________________________________

b) Discuss the qualification of the career for your answer in question 3(a) above.

________________________________________________________________________

________________________________________________________________________
________________________________________________________________________

________________________________________________________________________

4 List three (3) Information Technology discipline that produce greatest number of entry level

employee.

__________________________________________________________________________
__________________________________________________________________________

__________________________________________________________________________

5 Graduates nowadays getting harder to get a job. In your opinion what is the qualities graduates

should have to make them suitable for career in Information Technology.
__________________________________________________________________________

__________________________________________________________________________




7

CHAPTER 2

















2.0 HARDWARE




AND




SOFTWARE










DC014 LECTURE NOTE




UNIT SAINS KOMPUTER

KOLEJ MATRIKULASI KEDAH

2.0 Hardware





2.1 Motherboard






















2.1.1 Learning Outcomes:







–Identify components of a motherboard







• attach






• built-in

2.0 Hardware





2.1 Motherboard






















2.1.1 Learning Outcomes:







–Identify components of a motherboard







• attach






• built-in

Computer















• Computer is an electronic device that can






accept data, process the data, produce





results, and store results for future use.

Computer















• Computer is an electronic device that can






accept data, process the data, produce





results, and store results for future use.

Function of Computer















• Computers process data into information.







– Data is a collection of unprocessed text, numbers,





images, audio, and video.






– Information is data that is organized, meaningful,




and useful.

Function of Computer















• Computers process data into information.







– Data is a collection of unprocessed text, numbers,





images, audio, and video.






– Information is data that is organized, meaningful,




and useful.

Components of a Computer















• A computer uses hardware and software to






process data into information.







– Hardware is the electric, electronic, and





mechanical equipment that makes up a computer.






– Software is a series of instructions that tells




hardware how to perform tasks.

Components of a Computer















• A computer uses hardware and software to






process data into information.







– Hardware is the electric, electronic, and





mechanical equipment that makes up a computer.






– Software is a series of instructions that tells




hardware how to perform tasks.

Motherboard










• Main circuit board of the system unit.







• The functions of the motherboard:







– Holds various components of the system.






– Provides connectors for other peripherals.

Motherboard










• Main circuit board of the system unit.







• The functions of the motherboard:







– Holds various components of the system.






– Provides connectors for other peripherals.

Motherboard











–Built-in component – soldered to the






motherboard.







–Attach component – connected discretely





through expansion slots.

Motherboard











–Built-in component – soldered to the






motherboard.







–Attach component – connected discretely





through expansion slots.

Motherboard












– Examples of built-in components :






• processor slot




• memory slot





• adapter card slot













– Examples of electronic components attached to





motherboard :





• RAM





• adapter card





• processor

Motherboard












– Examples of built-in components :






• processor slot




• memory slot





• adapter card slot













– Examples of electronic components attached to





motherboard :





• RAM





• adapter card





• processor

Components of a Motherboard















• Processor Slot







• Memory Slot







• Adapter Card Slot

Components of a Motherboard















• Processor Slot







• Memory Slot







• Adapter Card Slot





Components of a Motherboard:





Processor Slot











• A slot on the motherboard that holds a






processor chip.

















Processor slot








































Processor slot

Components of a Motherboard:





Processor Slot











• A slot on the motherboard that holds a






processor chip.

















Processor slot








































Processor slot

Components of a Motherboard:





Memory Slot











• Slots on the motherboard that hold memory






modules.



























































memory modules

Components of a Motherboard:





Memory Slot











• Slots on the motherboard that hold memory






modules.



























































memory modules

Components of a Motherboard:





Memory Slot











• Memory module is a small circuit board that






holds RAM chips.

Components of a Motherboard:





Memory Slot











• Memory module is a small circuit board that






holds RAM chips.

Components of a Motherboard:





Adapter Card Slot











• Slots on the motherboard that hold adapter






cards.







• Adapter card slots are also called expansion





slots.



































Network adapter card

Components of a Motherboard:





Adapter Card Slot











• Slots on the motherboard that hold adapter






cards.







• Adapter card slots are also called expansion





slots.



































Network adapter card

Components of a Motherboard:






Adapter Card Slot














2 types :









1. PCI slot





2. AGP slot

Components of a Motherboard:






Adapter Card Slot














2 types :









1. PCI slot





2. AGP slot

Types of Adapter Card Slot















• PCI slot







–To connect devices such as network cards, sound




cards, modems, extra ports such as USB or serial TV





tuner cards and disk controllers.


















network card























PCI slot

Types of Adapter Card Slot















• PCI slot







–To connect devices such as network cards, sound




cards, modems, extra ports such as USB or serial TV





tuner cards and disk controllers.


















network card























PCI slot

Types of Adapter Card Slot















• AGP slot







– Specifically designed to connect graphic adapters



















































Graphic card

Types of Adapter Card Slot















• AGP slot







– Specifically designed to connect graphic adapters



















































Graphic card

Types of Adapter Card Slot


















PCI








AGP

Types of Adapter Card Slot


















PCI








AGP

Summary















• Identify basic components of a motherboard.





















A?





B?









C?





E?

D?

Summary















• Identify basic components of a motherboard.





















A?





B?









C?





E?

D?

2.2 Processor






















Learning Outcomes:







2.2.1 Describe the functions of processor.







2.2.2 List the steps in a machine cycle.