CompTIA A+ Certification Practice Test Questions and Correct Answers 2026

CompTIA A+ Certification Practice Test Questions and Correct Answers 2026 The main functionality of the Basic Input/Output System (BIOS) is to perform the initial hardware checks after the computer is powered on and start up the operating system. True or False - Correct Answer True Which of the following resources can be used by an Operating System (OS) to communicate with hardware? (Select 2 answers) Device Manager Secure Shell (SSH) Device drivers System BIOS Command-Line Interface (CLI) - Correct Answer Device drivers System BIOS In modern PCs, the procedure of replacing BIOS contents is sometimes referred to as: Hard boot Overclocking Flashing the BIOS Direct memory access (DMA) - Correct Answer Flashing the BIOS BIOS updates are performed in order to: (Select all that apply) -Repair damaged BIOS -Fix physical hardware faults found in replaceable components inside the computer's case -Provide support for new types of attached hardware -Fix known programming errors discovered in the current BIOS version - Correct Answer -Repair damaged BIOS -Provide support for new types of attached hardware -Fix known programming errors discovered in the current BIOS version Which of the following terms refer to BIOS types that can be updated without removing the BIOS chip from a motherboard? (Select 2 answers) EEPROM ROM Plug and Play (PnP) EPROM Flash Memory - Correct Answer EEPROM Flash Memory Which Microsoft Windows OS utility can be used to view basic information about computer's BIOS?