PMB Questions – 2003

Section A

Choose the BEST ANSWER, then write its letter (A, B, C or D) in the answer box.

1. The process of deleting permanently all the records in a database is calledA. deletingB. dumpingC. editingD. zapping

2. In LOGO programming, PD stands for A. Pen DownB. Pen DrawingC. Pin DownD. Print or Download

3. In a spreadsheet, what does “Label” mean?A. Name of a chartB. Name of a columnC. Name of a rowD. Non-numeric entries

4. Which of the following statements about the term of inference engine is correct?A. An engine attached to the CPUB. An operating system used by electronic engineersC. Part of a CAD systemD. Part of an expert system

5. In word processing, the features that can be changed by using character formatting commands are

A. Font and sizeB. Font and spellingC. Font, size and styleD. Size and spelling

6. Which of the following is not an example of a special purpose computer?A. ATMB. FAX machineC. PCD. Robot

7. What does DATE (03, 09, 02) in a spreadsheet represent?A. 2nd September 2003B. 3rd September 2002C. 9th February 2003D. 9th March 2002

8. The following are common internet services exceptA. FTPB. httpC. ISPD. www

9. Which of the following is a card with a microchip and memory?A. Computer cardB. Kim-ball tagC. Punched cardD. Smart card

10. What does sound synthesizing mean?A. Converting analogue signals into digital signalsB. Converting digital signals into analogue signalsC. Making two computers to produce same soundD. Process of mixing different signals to produce various sounds

[10 marks]

Section B

Answer ALL questions in this section.

1. Name two editing modes in word processinga) _____________________________________________________________________b) _____________________________________________________________________

2. Name any two aspects to control the way slides are presented by a computer.a) _____________________________________________________________________b) _____________________________________________________________________

3. Give two examples of crimes associated with computers.a) ____________________________________________________________________b) ____________________________________________________________________

4. Which two edit commands transfer a block into the clipboard?a) _____________________________________________________________________b) _____________________________________________________________________

5. State any two paragraph formatting features.a) _____________________________________________________________________b) _____________________________________________________________________

6. Give the term which measures the speed of the followinga) Printer ______________________________________________________________b) CPU ______________________________________________________________

7. What do the following acronyms stand for?a) MBC/I _________________________________________________________b) E-mail _________________________________________________________

8. State two areas where simulation is used.a) Shift _______________________________________________________________b) Enter _______________________________________________________________

9. What do the following terms mean?a) Hard copy _________________________________________________________b) hardware _________________________________________________________

10. List any two components inside a system unit.a) ____________________________________________________________________b) ____________________________________________________________________

11. Give one example for each of the followinga) Relational operator_____________________________________________________b) Logical operator_______________________________________________________

12. Give two examples of high level language.a) ____________________________________________________________________b) ____________________________________________________________________

13. Besides the arrow keys, name two other cursor-controlled keys found in a typical keyboard.a) ____________________________________________________________________b) ____________________________________________________________________

14. What type of device is used in the following?a) To produce a hard copy of a building plan

_____________________________________________________________________b) To transfer pictures from a magazine to the computer.

_____________________________________________________________________15. Name the two types of programming errors.

a) ____________________________________________________________________b) ____________________________________________________________________

[30 marks]

Section C, Part One

Answer ALL questions in this section

1. The diagram below shows a typical word processing window which Fatimah is familiar with.

a) State the functions of the icons labelled A and E.

i) A:________________________________________________________________ii) E:______________________________________________________________[2]

b) Fatimah is asked by her teacher to change the text layout from Figure 2 to Figure 3.

Which labelled features shown in Figure 1 should use?

___________________________________________________________________[1]c) The diagram below shows a Print Setup dialogue box. Which lettered options should

be used for the following tasks?

i) To print a block of text selected by the user.________________________________________________________________[1]

ii) To print the best picture quality.________________________________________________________________[1

]iii) To print only pages 2, 4 and 8 of the working document.

________________________________________________________________[1]

d) Fatimah was working on a document containing tables. In order to add a few more columns she changed the page orientation. Which commands did she use?________________________________________________________________________________________________________________________________________[2]

2. A school organized a walkathon to collect funds for the purchase of computers. The principal asked Cikgu Kamal to manage the amount of money collected by the various groups. Cikgu Kamal used a spreadsheet application package.

a) Cikgu Kamal wanted to know the lowest amount and the average collected for the walkathon. Write down the formula which automatically calculates i) Lowest amount: ___________________________________________________ii) Average

_________________________________________________[2]b) Referring to the spreadsheet above, provide answers to the following:

i) The formula used to show the present date in cell C3.________________________________________________________________[1

]ii) The cell address of another cell whose content changes when value 120 is entered

in cell C8.

________________________________________________________________[1]

c) The amount collected by various groups can be shown in the form of a chart. Describe briefly the steps necessary to produce the chart shown in the diagram.________________________________________________________________________________________________________________________________________[2]

d) Explain how the “$” sign can be made to appear automatically against each of the amounts collected.________________________________________________________________________________________________________________________________________[2]

3. The diagram below shows part of a customer database for a mobile phone company. The Easycard field shows whether a customer subscribe to the Easycard service.

a) What data type is used for the following fields?i) Postcode

_______________________________________________________[1]ii) DOB

_______________________________________________________[1]b) Referring to the above diagram, explain briefly the function of the icon labelled A.

___________________________________________________________________[1]

c) The company wants to list out details of all female subscribers. Write down the instructions to produce these details.___________________________________________________________________[1

]d) The company decides to add another field called “Year of Registration” to enable the

company to know the number of customers registered in that year.i) Describe briefly how the extra field can be added to the database.________________________________________________________________________________________________________________________________________[2]

ii) Write down a query instruction that can list Easycard customers who registered in 2003.

___________________________________________________________________[2]

4. People in Brune Darussalam can communicate with people in other countries through the internet.

a) Name the two internet service providers in Brunei Darussalam.i) __________________________________________________________________ii) ________________________________________________________________[2

]b) Name the device to connect a computer to the internet.

___________________________________________________________________[1]

c) Referring to the diagram, what is A and state its other use?__________________________________________________________________[1]

d) One company in Brunei Darussalam decides to set up a network connecting all of its computers in the building. Name the type of network use.__________________________________________________________________[1]

e) This network is also connected to the internet. The company also uses some of the services available through the internet. Name the services that best fit the descriptions below.i) To transfer money from one account to another.

________________________________________________________________[1]ii) To order goods.

________________________________________________________________[1]iii) To have discussions or meetings with people in different places.

________________________________________________________________[1]

5. The computer is a useful tool but it also causes a lot of problems or hazards to our lives.

Computers are electronic devices. Electronic interference is likely to happen when two or more electronic devices are placed close to each other.

a) Give two examples of electronic interference.i) __________________________________________________________________ii) ________________________________________________________________[2

]b) Give two reasons why computers are sometimes considered environmentally

unfriendly.i) __________________________________________________________________ii) ________________________________________________________________[2

]c) Computers can also affect one’s health when used for a long period of time. Identify

and list down two examples of health problems related to the use of computers.i) __________________________________________________________________ii) ________________________________________________________________[2

]d) The computer-related health problems can be avoided by taking some preventive

measures. Name any two such measures.i) __________________________________________________________________ii) ________________________________________________________________[2

][40 marks]

Section C, Part Two

Choose any TWO questions and write the answers on the attached ruled sheets.

1. Name the components of a CPU and describe the functions of these components.

2. Give positive uses of computers by students and teachers.

3. Write on any two of the following topics:a) Computer-aided design (CAD)b) Computer securityc) Effects on computers by virusesd) Graphical user interface (GUI)e) System analyst

4. Name three devices that can make use of microchips. Briefly describe how the microchip enable each device to function.

5. Describe what Multimedia is. Name and explain the four main peripherals connected to a multimedia computer.

[20 marks]