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Author Topic: Neco data processing answers 2021/2022  (Read 667 times)

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Offline NORTOLA

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Neco data processing answers 2021/2022
« on: August 10, 2021, 11:21:30 am »
°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°
DATA PROCESSING OBJ
Solving......
°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°
DATA PROCESSING ESSAY
(1ai)
(i)Fiber optics, also spelled fibre optics, the science of transmitting data, voice, and images by the passage of light through thin, transparent fibers. In telecommunications, fiber optic technology has virtually replaced copper wire in long-distance telephone lines, and it is used to link computers within local area networks.

(ii)Twisted pair cabling is a type of wiring in which two conductors of a single circuit are twisted together for the purposes of improving electromagnetic compatibility

(1aii)
(i)ST (Straight Tip Connector) ·
(ii)SC (Subscriber Connector) ·

(1bi)
computer virus is a malicious software program loaded onto a user's computer without the user's knowledge and performs malicious actions.

(1bii)
Trojan Horse is a form of malware that capture some important information about a computer system or a computer network. while Worm is a form of malware that replicates itself and can spread to different computers via Network.

(1c)
(i)Transmission Control Protocol (TCP)
(ii)Internet Protocol (IP

Offline NORTOLA

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Re: Neco data processing answers 2021/2022
« Reply #1 on: August 10, 2021, 12:11:54 pm »
°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°
DATA PROCESSING OBJ
1DBCCEDACCD
11AECCCCCDCA
21EBBEDAABDB
31CDBEADEDEE
41BBDABEEAAE
51ACCCAAACAE
COMPLETED
°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°
DATA PROCESSING ESSAY
(3ai)
Fragmentation is a database server feature that allows you to control where data is stored at the table level.

(3aii)
To provide a consistent copy of data across all the database nodes.
(ii)To increase the availability of data.

(3bi)
(i)Personal Area Network (PAN)
(ii)Local Area Network (LAN) .
(iii)Wireless Local Area Network (WLAN) .
(iv)Campus Area Network (CAN) .

(3bii)
Personal Area Network (PAN)
The smallest and most basic type of network, a PAN is made up of a wireless modem, a computer or two, phones, printers, tablets, etc., and revolves around one person in one building.

(3c)
Save refers to storing changes made to an already existing/saved file. While Save as refers to storing file for the first time or when a different file name,storage location or media needs to be a changed.

°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°
(2ai)
Data security refers to the process of protecting data from unauthorized access and data corruption throughout its lifecycle.

(2aii)


(2bi)
Authentication is the process of determining whether someone or something is, in fact, who or what it declares itself to be. Authentication technology provides access control for systems by checking to see if a user's credentials match the credentials in a database of authorized users or in a data authentication server.

(2bii)
Backup is the process of creating a copy of the data on your system that you use for recovery in case your original data is lost or corrupted. You can also use backup to recover copies of older files if you have deleted them from your system.

(2biii)
firewall is software or firmware that prevents unauthorized access to a network. It inspects incoming and outgoing traffic using a set of rules to identify and block threats. Firewalls are used in both personal and enterprise settings, and many devices come with one built-in, including Mac, Windows, and Linux computers.
(1ai)
(i)Fiber optics, also spelled fibre optics, the science of transmitting data, voice, and images by the passage of light through thin, transparent fibers. In telecommunications, fiber optic technology has virtually replaced copper wire in long-distance telephone lines, and it is used to link computers within local area networks.

(ii)Twisted pair cabling is a type of wiring in which two conductors of a single circuit are twisted together for the purposes of improving electromagnetic compatibility

(1aii)
(i)ST (Straight Tip Connector) ·
(ii)SC (Subscriber Connector) ·

(1bi)
computer virus is a malicious software program loaded onto a user's computer without the user's knowledge and performs malicious actions.

(1bii)
Trojan Horse is a form of malware that capture some important information about a computer system or a computer network. while Worm is a form of malware that replicates itself and can spread to different computers via Network.

(1c)
(i)Transmission Control Protocol (TCP)
(ii)Internet Protocol (IP)
°°°°°°°°°°°°°°°°°°°°°°°°°°°°°

Offline Abekehinde1

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Re: Neco data processing answers 2021/2022
« Reply #2 on: August 10, 2021, 07:38:00 pm »
please i need visual art tomorrow

Offline Festusmoore

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Re: Neco data processing answers 2021/2022
« Reply #3 on: August 18, 2021, 10:49:50 am »
Please can you help with waec answers,thank you I appreciate all you do

 

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