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WorksheetsOS CH1
Total questions: 15
Worksheet time: 3mins
Which of the following is NOT a component of a computer system?
Hardware
b) Operating System
Compiler
Internet
The Operating System is responsible for:
Running only one program at a time
Managing hardware and coordinating applications
Storing data permanently
Powering on the system
Application programs are used to:
Control the hardware directly
Define how system resources are used to solve user problems
Manage memory allocation
Test the BIOS
The CPU is also known as:
Central Program Unit
Control Processing Utility
Central Processing Unit
Core Processor Unit
The ALU is responsible for:
Logical and arithmetic operations
Controlling input/output devices
Memory management
Software installation
Registers are:
Slow memory storage
High-speed storage inside the CPU
Stored in hard drive
Used only for permanent data
Data, address, and control buses are used for:
Connecting the CPU and Memory
Managing applications
Booting the system
Displaying graphics
Which of the following is NOT an input device?
Scanner
Keyboard
Microphone
Printer
The first step in the booting process is:
Load kernel into RAM
Power On Self Test (POST)
Initialize OS services
Login screen
The main job of the bootloader is to:
Load the kernel into memory
Perform POST
Test the CPU
Run antivirus
A batch OS is designed for:
Continuous user interaction
Executing a series of jobs without user intervention
Managing real-time data
Parallel computing
Real-Time OSs are mainly used in:
Banking
Robotics and embedded systems
Office applications
Web browsers
A monolithic OS runs:
All services in user mode
Without hardware
Only GUIs
Entire OS in kernel space
The OS ensures multiple applications can run by:
Sharing resources efficiently
Forcing only one to execute
Closing unused apps
Resetting RAM
If an application needs to work with a custom device, it must use:
OS-level APIs
Antivirus tools
BIOS firmware
Network drivers only
