2025 NECO GCE DATA PROCESSING: 2025 NECO GCE DATA PROCESSING QUESTIONS AND ANSWERS (5501)

(1ai)
Collation; is the assembly of written information into a standard order.

(1aii)
analysis is the process of automatically analyzing the behavior of computer programs regarding a property such as correctness, robustness, safety.

(1b)
Encouraging and promoting infrastructure sharing amongst licensees and providing regulatory guidelines thereon.

(1ci)
Batch processing is when a computer processes a number of tasks that it has collected in a group. It is designed to be a completely automated process, without human intervention.

(1cii)
Multiprogramming is a rudimentary form of parallel processing in which several programs run at the same time on a uniprocessor system.

(1d)
Establish a user interface, and execute and provide services for applications software.

(3ai)

shared-Memory system: this is were multiple processors are attached to an inter connected network and access a common region of memory

(3aii)

Shared-disk system: this is were each processors has its own main memory and direct access to all disk through an interconnected network

(3aiii)

Shared-nothing system: this is were each processors has local main memory and disk space but no two processors can access the same storage area and all communication between processor through a network connection. it has its own mass storage as well known as main memory.

(3bi)

(i) High initial investment cost

(ii) Prone to unauthorized access

(3bii)

(i) Your Computer starts running Slowly

(ii) Unusual Hard Drive or SSD Access

(4ai)

Word Processing refers to the act of using a computer to create, edit, save and print documents

(4aii)

(i) Portrait (vertical)

(ii) Landscape (horizontal)

(4bi)

STAR NETWORK TOPOLOGY:

In star topology, the information is travel from the central hub or router to all the nodes. WHILE

RING NETWORK TOPOLOGY:

In-ring topology, the information is travel from nodes to nodes in a ring manner in one direction.

(4bi)

(4bii)

(i) Avast

(ii)AVG Antivirus Business Edition

(iii) Norton

(iv) Kaspersky

(5ai)
Data management system: simply refers to the collection of program that assist the user to input, organize, select, manipulate, store and extract data in a database.

(5aiia)

Spiral; It help you manage your software lifecycle.

(5aiib)

Zoom; Click the magnifying glass in the toolbar to access the Zoom tool, and then click on the specific area you want to zoom in on.

(5bi)
Cyberspace refers to the virtual computer world, and more specifically, an electronic medium that is used to facilitate online communication. it involves a large computer network made up of many worldwide computer subnetworks that employ TCP/IP protocol to aid 'copied from e x p o c o d e . n e t free' in communication and data exchange activities.

(5bii)
Decimal equivalent of "d" = (d) 13 × 16⁰ = 13
Decimal equivalent of "b" = (b) 11 × 16¹ = 176
Decimal equivalent of "2" = 2 × 16² = 512
Decimal equivalent of "2BD" = 512 + 176 + 13
2BD = 701