Monday, 27 November 2017

dp ATP and full practical review


.      REVIEW FOR DATA PROCESSING PRACTICAL

http://wakagist.com/wp-content/uploads/2016/07/img-20160718-wa003.jpg
FOLLOW THE LINK ABOVE FOR THE PRACTICAL QUESTION




 
2.     COMPLETE THE TABLE BELOW USING APPROPRIATE PROGRAM:

 
1
A
S/N
B
NAMES
C
TEST
20%
D
ASSIGNT
10%
E
PROJECT
10%
F
EXAM
60%
G
TOTAL
100%
H
EXAM
AVERAGE
I
MAX.
SCORE
J
GRADE
 
2
1
ADE OLU
17
8
6
45
 
 
 
 
 
3
2
OLA BISI
18
2
6
55
 
 
 
 
 
4
3
ETI JAMES
19
8
7
58
 
 
 
 
 
5
4
JOHN PAT
12
9
7
48
 
 
 
 
 
6
5
VICTOR UMOH
11
9
6
38
 
 
 
 
 
7
6
OBI CHIDI
10
7
7
30
 
 
 
 
 
8
7
UTI MIKE
9
7
4
7
 
 
 
 
 
9
8
MARK DAVD
8
6
9
48
 
 
 
 
 
10
9
KUTI  BOKO
16
5
2
58
 
 
 
 
 
11
10
 
ALI  JEJE
19
4
1
56
 
 
 
 
 

3.      

                                                                                                                                   

o    State the type of data in row 1 of the Ms Excel worksheet above.

o    In what cell is ‘ETI JAMES’ Project score?

o    State oneMs Excel function that can be used to enter Ade Olu’s total score.

o    To write ‘JOHN PAT’ as JOHN PATRICK, how can the cell be adjusted so that the name would fit into the cell?

o    Outline the procedure for copying the formula in 1(b)(iii) above to the other cells in column G.

o    What type of function would be used to enter the information in column J?

computer virus vs worm...

 ref:https://www.diffen.com/difference/Computer_Virus_vs_Computer_Worm



           insights                              computer virus                                    computer worm


How does it infect a computer system?It inserts itself into a file or executable program.It exploits a weakness in an application or operating system by replicating itself.
How can it spread?It has to rely on users transferring infected files/programs to other computer systems.It can use a network to replicate itself to other computer systems without user intervention.
Does it infect files?Yes, it deletes or modifies files. Sometimes a virus also changes the location of files.Usually not. Worms usually only monopolize the CPU and memory.
whose speed is more?virus is slower than worm.worm is faster than virus. E.g.The code red worm affected 3 lack PCs in just 14 Hrs.
DefinitionThe virus is the program code that attaches itself to application program and when application program run it runs along with it.The worm is code that replicate itself in order to consume resources to bring it down.

sensors as input devices..II

Image result for sensors as input devicesImage result for sensors as input devicesImage result for sensors as input devicescourtesy:google search

input devices

Image result for input devicesImage result for input devices

Monday, 6 November 2017

dp class 3 science one and two

file:///E:/WASSCE-WAEC-Computer-Studies-May-June-2015-Past-Question-Paper-3.pdf


 pls visit the above site for your class work, ensure you save in your folder for easy recording and assessement at the end of the term.


Wednesday, 14 June 2017

MIicrosoft office file extensions

Word

Legacy
Legacy filename extensions denote binary Microsoft Word formats that are deprecated with the release of Microsoft Office 2007. Although the latest version of Microsoft Word can still open them, they are no longer developed. Legacy filename extensions include:
  • .doc – Legacy Word document; Microsoft Office refers to them as "Microsoft Word 97 - 2003 Document"
  • .dot – Legacy Word templates; officially designated "Microsoft Word 97 - 2003 Template"
  • .wbk - Legacy Word document backup; referred as "Microsoft Word Backup Document"
OOXML
Office Open XML (OOXML) format was introduced with Microsoft Office 2007 and became the default format of Microsoft Word ever since. Pertaining file extensions include:
  • .docx – Word document
  • .docm – Word macro-enabled document; same as docx, but may contain macros and scripts
  • .dotx – Word template
  • .dotm – Word macro-enabled template; same as dotx, but may contain macros and scripts
  • .docb – Word binary document introduced in Microsoft Office 2007

Excel

Legacy
Legacy filename extensions denote binary Microsoft Excel formats that are deprecated with the release of Microsoft Office 2007. Although the latest version of Microsoft Excel can still open them, they are no longer developed. Legacy filename extensions include:
  • .xls – Legacy Excel worksheets; officially designated "Microsoft Excel 97-2003 Worksheet"
  • .xlt – Legacy Excel templates; officially designated "Microsoft Excel 97-2003 Template"
  • .xlm – Legacy Excel macro
OOXML
Office Open XML (OOXML) format was introduced with Microsoft Office 2007 and became the default format of Microsoft Excel ever since. Excel-related file extensions of this format include:
  • .xlsx – Excel workbook
  • .xlsm – Excel macro-enabled workbook; same as xlsx but may contain macros and scripts
  • .xltx – Excel template
  • .xltm – Excel macro-enabled template; same as xltx but may contain macros and scripts
Other formats
Microsoft Excel uses dedicated file format that are not part of OOXML and use the following extensions:
  • .xlsb – Excel binary worksheet (BIFF12)
  • .xla – Excel add-in or macro
  • .xlam – Excel add-in
  • .xll – Excel XLL add-in; a form of DLL-based add-in[1]
  • .xlw – Excel work space; previously known as "workbook"

PowerPoint

Legacy
  • .ppt – Legacy PowerPoint presentation
  • .pot – Legacy PowerPoint template
  • .pps – Legacy PowerPoint slideshow
OOXML
  • .pptx – PowerPoint presentation
  • .pptm – PowerPoint macro-enabled presentation
  • .potx – PowerPoint template
  • .potm – PowerPoint macro-enabled template
  • .ppam – PowerPoint add-in
  • .ppsx – PowerPoint slideshow
  • .ppsm – PowerPoint macro-enabled slideshow
  • .sldx – PowerPoint slide
  • .sldm – PowerPoint macro-enabled slide

Access


  • ACCDB – The file extension for the new Office Access 2007 file format. This takes the place of the MDB file extension.
  • ACCDE – The file extension for Office Access 2007 files that are in "execute only" mode. ACCDE files have all Visual Basic for Applications (VBA) source code hidden. A user of an ACCDE file can only execute VBA code, but not view or modify it. ACCDE takes the place of the MDE file extension.
  • ACCDT – The file extension for Access Database Templates.
  • ACCDR – is a new file extension that enables you to open a database in runtime mode. By simply changing a database's file extension from .accdb to .accdr, you can create a "locked-down" version of your Office Access database. You can change the file extension back to .accdb to restore full functionality.

Publisher

  • .pub - a Microsoft Publisher file extension
XPS Document
.xps - an obscure ,unused existing Microsoft document

WiFi networks and it's misconceptions 2

The Wi-Fi Alliance The  Wi-Fi Alliance , the organization that owns the Wi-Fi registered trademark term specifically defines Wi-Fi as any...