OA Exams

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  • November 27, 2024

Question 41

Which technology provides the framework for gathering, managing, and analyzing geographic data?

a) Knowledge Management System (KMS)
b) Geographic Information System (GIS)
c) Management Information System (MIS)
d) Decision Support System (DSS)

Correct Answer: b) Geographic Information System (GIS)

Explanation: GIS is used to collect, manage, and analyze spatial or geographic data, making it ideal for applications that require mapping and spatial analysis.

Question 42

Which component is required for a computer to communicate over a network and allows a network cable to be plugged in?

a) Router
b) Firewall
c) Ethernet Card
d) USB Port

Correct Answer: c) Ethernet Card

Explanation: An Ethernet card (also known as a Network Interface Card) allows a computer to physically connect to a network via a cable, enabling communication between devices.

Question 43

Which term refers to the central computer that manages resources and services for multiple client computers in a network?

a) Switch
b) Server
c) Hub
d) Firewall

Correct Answer: b) Server

Explanation: A server is a central computer that provides services, resources, and data to client computers within a network.

Question 44

Which of the following is considered a lean form of communication due to its lack of visual and non-verbal cues?

a) Email
b) Face-to-face meeting
c) Video conference
d) Teleconference

Correct Answer: a) Email

Explanation: Email is considered a lean communication form as it lacks visual, audio, and non-verbal cues, making it less effective for conveying complex or sensitive messages.

Question 45

Which data type cannot be easily processed or organized due to its unstructured format?

a) Structured data
b) Unstructured data
c) Semi-structured data
d) Normalized data

Correct Answer: b) Unstructured data

Explanation: Unstructured data cannot be easily organized into a predefined format, making it more difficult to analyze without specific techniques like text mining.

Question 46

Which type of topology is least commonly used due to its inefficiency in scaling for large networks?

a) Star topology
b) Ring topology
c) Bus topology
d) Mesh topology

Correct Answer: b) Ring topology

Explanation: Ring topology is less commonly used because it requires data to pass through each node, which can slow down communication as the network grows.

Question 47

What is the term used for a situation where a computer or its resources become unavailable to its users due to an attack?

a) Denial-of-Service (DoS)
b) Phishing
c) Trojan Horse
d) Keylogging

Correct Answer: a) Denial-of-Service (DoS)

Explanation: A DoS attack floods a network or computer with traffic, making it unavailable to its intended users.

Question 48

Which data processing approach allows you to run daily reports on inventory and sales?

a) Transaction Processing System (TPS)
b) Online Analytical Processing (OLAP)
c) Data Mining
d) Relational Database Management System (RDBMS)

Correct Answer: b) Online Analytical Processing (OLAP)

Explanation: OLAP provides tools for performing multidimensional analysis, such as running reports on inventory and sales data.

Question 49

Which of the following cloud-based tools is typically used to allow collaboration across teams from different locations?

a) Network Interface Card (NIC)
b) Dropbox
c) File Allocation Table (FAT)
d) Object Linking and Embedding (OLE)

Correct Answer: b) Dropbox

Explanation: Dropbox is a cloud-based file synchronization and collaboration tool that allows teams to share and work on documents regardless of location.

Question 50

What type of data is represented in tables that consist of rows and columns and can be easily queried using SQL?

a) Semi-structured data
b) Structured data
c) Unstructured data
d) Big data

Correct Answer: b) Structured data

Explanation: Structured data is organized in tables with rows and columns, making it easy to query and analyze using languages like SQL.

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