Module 47: Operating Systems – Basic Concepts (II)
Q#1: What was the role of a computer operator in early multiuser, time-sharing operating systems?
(A) Directly communicating with the computer
(B) Storing common programs in mass storage devices
(C) Resolving problems for users
(D) Submitting requests on behalf of users
Answer: (D) Submitting requests on behalf of users
Q#2: In personal computers today, who typically assumes the responsibilities of computer operation?
(A) Computer operator
(B) System administrator
(C) Mass storage manager
(D) Software developer
Answer: (B) System administrator
Q#3: What has led to the development of operating systems that provide time-sharing/multitasking capabilities?
(A) The use of graphical user interfaces
(B) The availability of mass storage devices
(C) The use of multiprocessor machines
(D) The adoption of cloud computing
Answer: (C) The use of multiprocessor machines
Q#4: What are some challenges faced by operating systems in multiprocessor environments?
(A) Load balancing and scaling
(B) Graphics rendering and animation
(C) Disk fragmentation and file management
(D) Network security and data encryption
Answer: (A) Load balancing and scaling
Q#5: What do you call computer systems dedicated to specific tasks such as medical devices or cell phones?
(A) Personal computers
(B) Mainframes
(C) Embedded systems
(D) Supercomputers
Answer: (C) Embedded systems
Q#6: Which operating system was used in the Mars Exploration Rovers named Spirit and Opportunity?
(A) VxWORKS
(B) Windows CE
(C) Linux
(D) macOS
Answer: (A) VxWORKS
Q#7: What is the primary purpose of utility software in the system software category?
(A) Execute application programs
(B) Customize the operating system
(C) Manage the computer’s hardware
(D) Handle network communication
Answer: (B) Customize the operating system
Q#8: In the context of operating systems, what does GUI stand for?
(A) Graphical User Interface
(B) General Utility Interface
(C) Global User Integration
(D) Generic User Input
Answer: (A) Graphical User Interface
Q#9: What is the distinction between a user interface and the internal parts of an operating system?
(A) The user interface handles hardware interactions
(B) The internal parts manage utility software
(C) The user interface communicates with users, while the internal parts control the system
(D) The internal parts are responsible for file management
Answer: (C) The user interface communicates with users, while the internal parts control the system
Q#10: What is the role of a window manager in a graphical user interface?
(A) Allocating memory for programs
(B) Managing network communication
(C) Creating and managing windows on the screen
(D) Controlling the file system
Answer: (C) Creating and managing windows on the screen
Q#11: What is the internal part of an operating system called?
(A) User interface
(B) System software
(C) Utility software
(D) Kernel
Answer: (D) Kernel
Q#12: What is the primary function of a file manager in the kernel of an operating system?
(A) Allocating memory for programs
(B) Coordinating mass storage facilities
(C) Managing the user interface
(D) Handling network communication
Answer: (B) Coordinating mass storage facilities
Q#13: How are files often organized within an operating system for user convenience?
(A) In stacks
(B) In tables
(C) In bundles called directories or folders
(D) In registries
Answer: (C) In bundles called directories or folders
Q#14: What is a directory path?
(A) A list of file names
(B) A unique identifier for a file
(C) A chain of directories within directories
(D) A file’s location in memory
Answer: (C) A chain of directories within directories
Q#15: What is the purpose of a device driver in an operating system?
(A) To execute application programs
(B) To manage the user interface
(C) To communicate with peripheral devices
(D) To allocate memory for programs
Answer: (C) To communicate with peripheral devices
Q#16: What is virtual memory in the context of an operating system?
(A) A type of flash memory
(B) A large memory space reserved for the kernel
(C) An illusion of additional memory created by paging
(D) The primary memory used by the user interface
Answer: (C) An illusion of additional memory created by paging
Q#17: What is the primary role of the scheduler in an operating system?
(A) Managing mass storage facilities
(B) Allocating memory for programs
(C) Determining which activities are considered for execution
(D) Coordinating network communication
Answer: (C) Determining which activities are considered for execution
Q#18: What procedure transfers the operating system from mass storage into main memory when a computer is turned on?
(A) Bootstrapping
(B) File management
(C) Paging
(D) Disk formatting
Answer: (A) Bootstrapping
Q#19: Why is read-only memory (ROM) used in the bootstrapping process of computers?
(A) To permanently store user data
(B) To ensure the operating system remains secure
(C) To store the boot loader for starting the operating system
(D) To provide additional memory space
Answer: (C) To store the boot loader for starting the operating system
Q#20: Why is booting from mass storage necessary for general-purpose computers?
(A) To conserve energy
(B) To ensure security
(C) To enable firmware updates
(D) To accommodate frequent operating system updates
Answer: (D) To accommodate frequent operating system updates