CS 241 - OS Technology Concepts: BIOS Basics
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Questions and Answers

What does the acronym BIOS stand for?

  • Binary Interpreter for Operating Systems
  • Basic Input/Output System (correct)
  • Booting Integrated Operating Software
  • Bootloader Interfacing with Operating Systems

    • What is the primary function of the BIOS during the boot process?

  • Compiling and linking application programs for execution
  • Configuring network settings and establishing internet connectivity
  • Loading the operating system into main memory (correct)
  • Performing anti-virus scans on system files

    • What type of memory is the BIOS typically stored in?

  • Electrically-erasable Programmable ROM (EEPROM) (correct)
  • Read-Only Memory (ROM)
  • Hard Disk Drive (HDD)
  • Random Access Memory (RAM)

    • What is the role of the BIOS after the operating system has been loaded?

    <p>It manages data flow between the OS and devices</p> Signup and view all the answers

    Which technology has replaced BIOS in modern computers?

    <p>Unified Extensible Firmware Interface (UEFI)</p> Signup and view all the answers

    What is the purpose of the Power-On Self Test (POST) process during boot?

    <p>It bridges various parts of the PC and initializes hardware</p> Signup and view all the answers

    What is the primary role of the Master Boot Record (MBR)?

    <p>To provide an index of up to four partitions on the disk</p> Signup and view all the answers

    What is the primary difference between BIOS and UEFI in the boot process?

    <p>BIOS reads the first sector of the hard drive, while UEFI reads an .efi file from the EFI System Partition</p> Signup and view all the answers

    Which of the following is a type of bootloader?

    <p>NTLDR</p> Signup and view all the answers

    What is the primary difference between basic and dynamic disks in terms of partition management?

    <p>Basic disks use a partition table, while dynamic disks use a hidden logical disk manager (LDM) or virtual disk service (VDS)</p> Signup and view all the answers

    What is the purpose of the EFI System Partition (ESP) in UEFI systems?

    <p>To store the bootloader programs for the installed operating system</p> Signup and view all the answers

    What is the primary advantage of UEFI over BIOS?

    <p>UEFI supports more advanced hardware and features than BIOS</p> Signup and view all the answers

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