Computer Basics MCQs

CPU refers to the component that executes program instructions

scanner refers to an input device that digitises paper documents

operating system is the term that matches the description: software that manages hardware and provides services to applications

encryption is the term that matches the description: the transformation of readable data into protected coded form

PDF is the term that matches the description: a portable document format designed to preserve layout

software update is the term that matches the description: a release that can fix bugs and security weaknesses

LAN is the term that matches the description: a network covering a limited local area

SSD is the term that matches the description: a solid-state storage device

two-factor authentication refers to login verification using two different factors

formula refers to an expression used to calculate a spreadsheet result

database query refers to a request to retrieve or modify selected data

presentation software refers to software used to create slide-based visual presentations