Thursday, May 21, 2009

Form 5 : Exercise (Revision) - 22May09

1. Collect pictures of places of interest.

2. Modify image of “Visit Malaysia 2009” logo so that it can be animated.

3. Record the “Malaysia Truly Asia” song.

4. Insert the images, song and animated object


Question 1:
According to the situation above :

Aina has listed a number of things she should do in Table 3 to complete a multimedia project entitled “ Places of Interest in Malaysia”. She uses authoring tool software to make her project more effective and interesting.

(a) Aina wants to edit the song of “Malaysia Truly Asia”. Give an example of an editor.

(b) State all types of multimedia elements used in the project.

(c) Explain the rule of multimedia in education


Question 2 :

a). The …………………………………… design approach enables a programmer to package the data and program( or procedure) into a single unit, called an object.

b). The transfer of information from sender, across a distance, to a receiver , it refers to …………………………………… However the computers are able to communicate each other by using the ………………………..... It is a standard that sets the rules computers must follow in communicating.

c). M are used to interpret and execute program line by line directly from its source code.
M refers to ……………………………………………………..……………………………….


Question 3 :

a. Which of the following combination of multimedia elements and its standard format file is correct?

A. Audio ------- .dat
B. Video ------- .doc
C. Audio ------- .wav
D. Graphic ------- .http

b. Shahreen wants to record New Version of National Anthem from a television programme and use it as audio source in her presentation. What is the most suitable software for audio editor?

A. Frontpage
B. Notepad
C. SoundForge
D. Moviemaker

Thursday, May 7, 2009

Form 5 & Form 4 : SPM Question (Exercises) - 8 May 09

To all Form 5 & Form 4 students, please copy these questions and answer in your exercise book (green book). This task must be submitted on Tuesday (12 May 2009). Hafiza (F5), Amalina (F5) and Farha (F4), please collect all exercise book and put on my table before 12 pm (Tuesday 12 Mei 2009), tq.

Essay writing (Describe) :

1. Differentiate between ethics and laws
2. Differentiate between topology (star) and topology (bus).
3. Differentiate between two computer types between LAN and WAN.

Form 4 & Form 5 : Questions - Exercises.

All Form 5 and Form 4 students, please answer this questions in your exercise book (green books).

Questions :

Essay writing

1. Differentiate between ethics and laws
( 7 Points)

2. Differentiate between topology (star) and topology (bus).
( 7 Points)

3. Differentiate between two computer types between LAN and WAN.

Tuesday, May 5, 2009

Form 5 : Information System (IS) - 5 May 2009

Five Types of IS (5 types):
1. MANAGEMENT INFORMATION SYSTEM (MIS)
Is a set of business system designed to provide information for decision making.
2. TRANSACTION PROCESSING SYSTEM (TPS)
Is an information system that capture and processes data from day-to-day business activities.
3. DECISION SUPPORT SYSTEM (DSS)
Is a computer system that support manager in non-routine decision making task.
Involves a model, a mathematical representation of a real life situation.
4. EXECUTIVE INFORMATION SYSTEM (EIS)
Is a decision support system especially made for senior-level executive.
5. EXPERT SYSTEM (ES)/ARTIFICIAL INTELLIGENCE (AI)
ES is an information system that captures and stores the knowledge of human expert and then imitates human reasoning and decision making.
Consist two main components :
a knowledge base – is a combined subject knowledge and experiences of the human expert.
inference rules – a set of logical judgment that are applied to the knowledge base each time a user describes a situation to the expert system.
AI is the application of human intelligence to computers.
AI technology senses a person’s actions and based on logical assumptions and prior experience, take the appropriate action to complete the task.

The Usage Of Each IS :
1. MANAGEMENT INFORMATION SYSTEM (MIS)
Generate accurate timely, and organized information that can help manager make a decisions, solve problems, supervise activities and track progress.
2. TRANSACTION PROCESSING SYSTEM (TPS)
Recording a transaction such as a students registration and customer’s order.
Confirming an action or causing a response, such as printing student’s schedule.
Maintaining data, which involves adding new data, changing data or removing unwanted data.
3. DECISION SUPPORT SYSTEM (DSS)
Helps users analyze data and make decision.
Some DSS allow manager to create a model of the factor affecting a decision.
4. EXECUTIVE INFORMATION SYSTEM (EIS)
Support the strategic information needs of executive management.
Presents information such as charts and tables that show trends, ratios, and statistics.
5. EXPERT SYSTEM (ES)/ARTIFICIAL INTELLIGENCE (AI)
ES help all levels of users make decisions.
Enterprise employ expert system in a variety of roles, such as answering customer questions, training new employees, and analyzing data.

DEFINITION OF BIT, BYTE, FIELD, RECORD AND FILE :
1. BIT
A bit is a the smallest unit of data that computer can process.
Bit is a short for binary digit.
A bit is represent by the numbers 1 and 0. These numbers represent the binary system. They correspond to the states of on and off, true and false, or yes and no.

2. BYTE
Byte is a unit of information built by bits. One byte equal to 8 bits.
8 bits that are grouped together as a unit. A byte provider enough difference combinations of 0s and 1s to represent 256 individual character.
One byte represent a single character such as the number 3, letter b or a $ symbols.

3. FIELD
Combination of one or more characters.
Smallest unit of data user accesses
Field size defines the maximum number of characters a field can contain.
Field name uniquely identifies each field.
Data type specifies kind of data field contains.

4. RECORD
Group of related field
Key field or primary key uniquely identifies each record.

5. FILE
Collection of related record stored in disk.

Define Database & Database management System (DBMS):

1. Database
Is an organized collection of related data

2. Database Management System (DBMS)
Is a software that helps you organize data in way that allows fast and easy access to the data.
With a database program you can enter, modify, store, and retrieve data in a variety of ways.

List the benefit of using database :
1. Reduced Redundancy
2. Data carried in separate files, as opposed to a database, tends to repeat some of the same data over and over.
Integrated Data
3. Rather than being in separate and independent files, data in database is considered integrated because any item of data can be used to satisfy an inquiry or a report.
4. Integrity
Integrity concerns increase as the sophistication of the data increase.
5. Shared data
6. Easier access
7. Reduced development time.

Define the primary key and foreign key :

1. Primary Key
-is a field that uniquely identifies each record in a file.
-very important
Example : student ID

2. Foreign Key
-Is a second key in the table which has a primary key.
-not important

State the importance of primary key :
In normalization, primary key is used to decrease the amount of duplication.

Saturday, May 2, 2009

Form 5 : Revision Questions - Mei 2009

1. Huraikan dua fungsi CPU sebagai komponen utama aliran sistem kerja (block cycle diagram)
i)unit arimetik dan logik
ii)unit kawalan.

2. Berikan dua perbezaan antara ROM dan RAM.

3. Nyatakan perbezaan storan primer dan storan sekunder (primary & secondary storage)

4. Nyatakan satu fungsi perisian MS Excel.

5. Jelaskan dua kesan penggunaan perisian MS Excel terhadap budaya kerja seorang guru.

6. Nyatakan dua perbezaan antara teknologi perisian MS Word dan mesin taip.

7. Anda merupakan setiausaha Persatuan Kelab Komputer sekolah anda. Kelab Komputer ingin mengadakan satu ceramah tentang 'Kelebihan Hamparan Elektronik' yang akan di Makmal Multimedia. Selaku setiausaha anda telah menyediakan beberapa catatan untuk diterangkan kepada perserta seminar. Segala catatan tadi akan diubah dan dimasukkan ke dalam komputer untuk memudahkan penerangan anda nanti.

a) Berikan 2 ciri fungsi hamparan elektronik dan nyatakan 2 contoh perisian hamparan elektronik.
b) Jelaskan 2 kesan penggunaan perisian hamparan elektronik
c) Terangkan bagaimana setiausaha kelab dapat menyampaikan ceramah beliau dengan lebih menarik.
d) Nyatakan alatan-alatan tambahan yang boleh digunakan untuk membantu setiausaha kelab dalam ceramahnya.

8. Suu Wit sedang membuat kajian mengenai internet sebagai sebahagian dari kerja kursus di sekolah. Dia menyenaraikan istilah-istilah berikut untuk difahami dengan lebih mendalam.
A. www
B. penggodaman (hacking)
C. kelucahan (phonography)
D. rangkaian komputer dan telekomunikasi

a. Jelaskan maksud www yang dikenalpasti oleh Su Wit.
b. Nyatakan bagaimana aktiviti B di atas boleh dilaksanakan menggunakan internet dan terangkan kesannya terhadap sistem komputer.
c. Huraikan bagaimana perkara C yang digariskan oleh Su Wit dikaitkan dengan internet dan nyatakan kesannya terhadap pelajar.
d. Dengan contoh yang jelas, huraikan bagaimana penggunaan sistem D dapat mempengaruhi kehidupan manusia.

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