1. What is a deadlock detection algorithm in operating systems? a) A technique for preventing deadlocks b)...
Question:
1. What is a deadlock detection algorithm in operating systems?
a) A technique for preventing deadlocks
b) A technique for detecting when a deadlock has occurred and resolving it
c) A technique for increasing the priority of a process
d) A technique for managing memory allocation
2. Which scheduling algorithm allows a process to hold the CPU until it voluntarilyreleases it?
a) Round Robin
b) First-Come, First-Served (FCFS)
c) Shortest Job Next (SJN)
d) Priority Scheduling
3. What is a command interpreter in an operating system?
a) A device driver
b) A program that translates high-level programming languages into machine code
c) A program that interprets and executes user commands
d) A type of file system
4. What is a disk cache in an operating system?
a) A hardware component for storing data
b) A portion of RAM used to store frequently accessed disk data
c) A type of CPU cache
d) A device driver for disk drives
5. What is the purpose of the 'grep' command with the '-i' option in Unix-like systems?
a) To create a new file
b) To search for a pattern case-insensitively
c) To display a list of currently running processes
d) To check disk space usage
6. What is the role of the 'fork' system call in Unix-like operating systems?
a) To terminate a process
b) To synchronize processes
c) To allocate memory
d) To create a new process
7. What is a page table in virtual memory management?
a) A table of contents in a book
b) A data structure that maps virtual addresses to physical addresses
c) A table used to store database records
d) A table used to store file permissions
8. What is the role of the 'cron' daemon in Unix-like systems?
a) To create a new process
b) To manage user accounts
c) To schedule and execute periodic tasks
d) To monitor network traffic
9. What is a file descriptor in Unix-like systems?
a) A file that contains a description of other files
b) A pointer to an open file
c) A device driver
d) A hardware device used for file storage
10. What is the purpose of the 'mount' command in Unix-like systems?
a) To create a new file
b) To change file permissions
c) To attach a file system to the directory tree
d) To remove a directory
Quantitative Methods for Business
ISBN: 978-0324651751
11th Edition
Authors: David Anderson, Dennis Sweeney, Thomas Williams, Jeffrey cam