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Author Topic: 2017/2018 WAEC WASSCE Data Processing OBJ Essay Theory Questions And Answer Expo/Runs free  (Read 2539 times)

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Offline JEFFREY96

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Obj
1bcdabbcbac
11abbdcbdbda
21baadbcacdb
31ddcbaaddbd

1)super computer

2)mainframe computer

3)mini computer

4)micro computer



super computer :

They are most powerful ans expensive

computers. they have externally large storage

capacities and processing speed is at least 10

times faster than other computers.some of the

super computers are NEC , CRAY ,CYBER

205,CDC STAR 100 etc.

mainframe computer:

they are midium or large machine ,made of

several units connected together . it's generally

used in big organizations.

mini computer:

they are like small mainframes. they consist of a

few seperate units connected together . they are

not powerful as mainframe computers.

micro computer:

they are the smallest general purpose computers.

they are about the same size an of a typewriter

machine . they are used in diffrent applications

like business, engeneering , schools, colleges ,

entertainment etc.


1b)

Information and communications technology (ICT) refers to all the technology used to handle telecommunications, broadcast media, intelligent building management systems, audiovisual processing and transmission systems, and network-based control and monitoring functions



1c.)

-ICT has also change the way we shop

ICT has changed the way we shop lots of people shop online now for a number of things like: cloths, games, food and music witch is easier for us most of the time



-ICT technology has changed the way we judge sports how we watch them and also in some case’s how we competed in them. the use of game consoles have a lot to do with sport is well Lewis Hamilton said that he managed to learn the racing tracks because he had played them on his PlayStation



-Some ICT technology has taken over lots jobs because for example one special built robot can do the work that 60 people would do in a quicker time and also up to a better standard and this is happening because now it is cheaper for the business or companies to do this because then they don’t have to pay the works or pay to keep the room or area they work in heated they also don’t have to pay for sick pay and the robots will work longer they would be faster and the work would be better quality then humans



2(a) Computer ethics is a part of practical philosophy which concern with how computing professionals should make decisions regarding professional and social conduct

2b.

Pick 3

-Asset Management

 -management asset

 -Location Management.

- infrastructure assets.

-Real-Time Monitoring

(4a)- Be adaptable-Be detail - oriented- Work collaboratively- Communicate well

(4b)i Nigeria is a computer society.(NCS)

ii Nigeria Internet Group(NIG)

iii Computer ProfessionalsRegist ration Council of Nigeria (CPCN).iv Nigeria Internet Exchange (NIA)

(4c)WiFi - Wireless FidelityGUI - Graphical User Interface


(5a)
-Cleaning your computer hardware.
-Downloading the latest drivers software.
-Verifying you have the latest anti-virus protection update for your hardware.
-Downloading the latest updates for your computers on your computer.
-Running disk software utilities such as Defrag ales on your computer
(5b)
-Adaptive maintenance: This is concerned with
the change in the software that takes place to
make the software adaptable to new
environment such as to run the software on a
new operating system.
-Perfective maintenance is
concerned with the change in the software that
occurs while adding new functionalities in the
software.
-Preventive maintenance involves
implementing changes to prevent the
occurrence of errors.
-Corrective maintenance is concerned with fixing
errors that are observed when the software is in
use
(5c)
(i) Clean out all the junk behind by browsers.
(ii) Search and destroy spyware/viruses on your PC.
(iii) Defragment your hard drive monthly to keep your computer running smoothly.
(iv) Uninstall programs you no longer use, and delete music you no longer listen to.
(v) use your computers disk management systems.

6bi)
Fig2. is a DVD diskette
Fig3. Is a magnetic tape diskette
6bii)
The magnetic tape media is most suitable
6biii)
A radio player
6biii)
A radio player
6biv)
Virtual sequential access method
6ci)
300×1000/300=1000
6cii)
By compressing the image sizes

(3a)
Web programming
(3b)
Web programmer
(3c)
-VB.NET
-MYSQL

(3di) Intranet

(3dii)
-It is a cheap medium of communication
-It does not allow for leakage of secret information by hackers
-It is easy to maintain. It requires less technical knowledge.

(e)
-Router
-Modem


6ai] Monitor

6aii]
iMonitor
ii. printers

6aiii] III. - CPU
VI- SOCKET AC SOURCE
VII- PRINTER.

6iv] Ensure you use stabilizer when using the computer so that the power source will not be fluctuating.

6v] true the Keybord/CPU

6vi] fan.


7.
I. I-----monitor
   II----CPU
   III----printer
ii. Word processing packages
    Corel draw packages
    Excel processing packages

ii. Word pad
   Quick office
    Lotus word pro_windows

C)
S\N.      | key stroke.      |  action
1.           Ctrl+return      Page break
2.           Ctrl+F          Find /replace
3.            F1                Help
4             Ctrl+f2           Print preview

   
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    Offline elka93

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    tanks early face,but u  sent the obj late,by that time am out of the hall

    Offline smith95

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    tanks early face,but u  sent the obj late,by that time am out of the hall
    we are sorry for that. but if you had subcribe you will have gotten it earlier
       
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    Offline Dohhnutt

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    **** earlyface. i will neva com ths website again. i giv my friend the website to come for answer during the paper and dis foolish peopl ar now posting it late.
    dohhnutt

    Offline smith95

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    **** earlyface. i will neva com ths website again. i giv my friend the website to come for answer during the paper and dis foolish peopl ar now posting it late.
    hello... you don't need to insult. the answers was posted early even for non subscribers except obj pls confirm before you say any negative thing. 
       
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    Offline Dohhnutt

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    Am very sorry www.earlyface.com.n g team. but my friend said they posted the answer after the exam. but tommorow monday i will ask him to comfirm this for civil education.

    thanks.

    dohhnutt
    for: www.dohhnutt.blogsp ot.com
    dohhnutt

     

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