1. What is the primary cause of air pollution?a) Natural emissions from volcanoesb) Industrial emissionsc) Agricultural activitiesd) Vehicle exhaust Answer: b) Industrial emissionsExplanation: Industrial activities ...
Read more1. What is genetic diversity? a) The variety of ecosystems within a regionb) The variety of genes within a speciesc) The variety of species within ...
Read more1. What is the primary function of producers in an ecosystem? a) Converting sunlight into chemical energyb) Breaking down organic matterc) Consuming other organisms for ...
Read more1. Which of the following is a non-renewable energy resource?a) Windb) Solarc) Coald) Biomass Answer: c) CoalExplanation: Coal is a non-renewable energy resource because it ...
Read more1. What is the purpose of DHCP (Dynamic Host Configuration Protocol)? a) To assign static IP addresses to devices on a networkb) To dynamically assign ...
Read more1. What aspect of security involves measures such as locks, fences, and surveillance cameras? a) Network Securityb) Physical Securityc) Cybersecurityd) Application Security Answer: b) Physical ...
Read more1. Which command displays a list of currently running processes in Unix-like operating systems? a) lsb) procviewc) psd) viewproc Answer: c) ps Explanation: The ps ...
Read more1. What is a file system?a) A hardware component responsible for storing data on disksb) A software component responsible for managing and organizing data on ...
Read more1. Which command is used to set a shell variable in Linux?a) exportb) setc) defined) var Answer: a) export Explanation: In Linux, the export command ...
Read more1. What is the primary function of the kernel in a Unix/Linux operating system?a) Providing a graphical user interfaceb) Managing hardware resources and providing essential ...
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