Waec 2017 Computer Essay and Obj, Theory and Objectives Answers/Expo

COMPUTER STUDIES OBJ ANSWERS NOW POSTED 
CLICK IMAGE BELOW TO VIEW.



Comp Obj
1-10ACDCBDDCAB
11-20BADDCBBCDB
21-30ABBDABCBCB
31-40BCBAACCCBA
41-50DBDDCBCCDB

Good day people.
Pls we very busy and won't be able to reply all messages..

FOR ENGLISH ESSAY QUESTIONS TO COME FROM 2-6AM.

ENSURE YOU SUBSCRIBE EARLY.

If Uu ready for d runx/expo/answers.
Kindly send mtn 500 for ENGLISH ESSAY/OBJ/TEST OF ORAL answer.

Send it directly on WhatsApp here..and we will get in torch with an hour to d exam or less.

English ANSWERS COMES BY 7AM
Again I repeat no time for chats.
Just send your card and we attend to you for d runs

Pls we don't have time for chats.
We 100% trusted and reliable.
D earlier ui subscribe d better...


For other subject is #400 MTN per subject and same procedure applies.


FOR ENGLISH SEND MTN 500 TO 08141160376.


5a)
10110112
=1*2^6+0*2^5+1*2^4+1*2^3+0*2^2+1*2^1+1*2^0
=1*64+0*32+1*16+1*8+0*4+1*2+1*1
=64+0+16+8+0+2+1
=91
tabulate
16|91
5 r B
O r 5
10110112=5B16
were B is 11

5b)
HACKER
i) A hack group getting main owner on an XAT chat without authorization.
SCAMMER
ii)Tricking an internet user into giving you his/her login name and password
5c)
i)HTML:Hypertext Markup Language
ii)HTTP: Hypertext Transfer Protocol
iii)ISP: Internet Service Language
iv)SMTP: Simple Mail Transfer Protocol.

1a) Input device are devices by which data, information and instructions into the computer system

1b) keyboard
ii) light pen
1c) i) Logic gates are digital components that
typically work two levels of voltage and
determine how a component conducts
electricity. 
ii) Logic gates use Boolean
equations and switch tables.
======================[
3a)
information is an analyzed or processed data, which is now
more meaningful and decisions can be made based on its
data and information is connected.
Communication technology is the activity of designing,
constructing and maintaining communication systems. In
the modern era it is referred to as ICT. This is information
and communications technology, and includes any
communication device or application such as radio and
television.

(3b)
LAN-local area network
GPS-global postioning Service.
IP-internet protocol

 (3b)
LAN-local area network
GPS-global postioning Service.
IP-internet protocol

==========================

 (4a)TABULATE
RAM: is the memory available for the operating system, programs and processes to use when the computer is running.
ROM: is the memory that comes with your computer that is pre-written to hold the instructions for booting-up the computer.
RAM:requires a flow of electricity to retain data (e.g. the computer powered on).
ROM:will retain data without the flow of electricity (e.g. when computer is powered off)

(4b)ii.
+Password-protect
+documents encryption
+Secure wireless transmissions

We appreciate you for reading Expocrew.net, but we think it will be better you like our facebook fanpage and also follow us on twitter below.
Follow @Expocrew

Are you an artiste? Do you want your music to go viral and reach a large number of audience? Promote your music on Expocrew.net by clicking here. You can also advertise your product or brand by clicking here.