Operating System – Set 5 January 28, 2025 by aasi Home › Computer Operator › Operating System Operating System Operating System – Set 5 📝 Model Practice Set ⚡ Instant Answers & Explanation 🎯 Exam Oriented 0% Report a question What’s wrong with this question? You cannot submit an empty report. Please add some details. 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 Operating System – Set 5 Dear ! This is Operating System – Set 5 Quiz and it contains 50 questions. Keep Learning! 1 / 50 1) Cache memory is? High speed register Low speed RAM High speed RAM Non-Volatile ram 2 / 50 2) An example of a distributed OS is? Microsoft DOS UNIX Multi cs Amoeba 3 / 50 3) ….interface consists of things like program counter,registers,interruts and terminals? Hardware Software None Data 4 / 50 4) The number of processes completed per unit time is known as……? Output Efficiently Throughput Capacity 5 / 50 5) Size of the virtual memory depends upon? Address bus Size of main memory Memory buffer register Data bus 6 / 50 6) Which of the following operating does not implement multitasking truly? MS DOS Windows 98 Windows NT Windows XP 7 / 50 7) Round robin scheduling is essentially the preemptive version of_______? Shortes remaining Shortest job first Longest time first FIFO 8 / 50 8) Loading’an OS from secondary memory to primary memory? Compiling Booting Recovering Refreshing 9 / 50 9) The page replacement policy that suffers from balady’s anamoly is? LRV OPTIMAL LFU FIFO 10 / 50 10) Which is not the state of the process? Blocked Ready Privileged Running 11 / 50 11) A page fault Occur when a page program occur in a page memory Pages used in previous page referencee Is an error specific page Is an access to the page not currently in memory 12 / 50 12) Which of the following algorithm suffers from the belady’s anomly? None of these Optimal algorithm FIFO LIFO 13 / 50 13) Multiprogramming system? Execute each job faster Execute more jobs in the same time period Are easier to develop than single programming system Are used only mainframe computers 14 / 50 14) Windows is? Multi-structured Real time Multi-user Pre-emptive 15 / 50 15) What is a shell? It is a command interpreter It is a part in compiler It is a tool in CPU scheduling Is a hardware component 16 / 50 16) ……share characteristics with both hardware and software? Software None Operating system Data 17 / 50 17) The mechanism that bring a page into memory only when it is needed is called? Fragmentation Demand paging Sagmntation Page and replacement 18 / 50 18) In the blocked state? The processes waiting for I/O are found None of these The process which is running is found The processes waiting for the processor are found 19 / 50 19) The operating system creates….from the physical computer? Virtual device None Virtual computers Virtual space 20 / 50 20) Round robin scheduling is essentially the preemtive version of_______? Shortest remaining Shortest job first FIFO Longest time first 21 / 50 21) An assembler is used to translate a program written in? A low language A high language Middle language Assembly language 22 / 50 22) Paging is a technique? Used to increase the priority of processed that are currently running Used to decrease the priority that are waiting for long time Used to decrease the priority processes that are currently running Used to increase the priority of processed that are waiting for long times 23 / 50 23) Which of the following treats hardware as a file system ? Linux Windows NT DOS UNIX 24 / 50 24) Concurrent process are? Processes that are executed by the processor at yhe same time Process that overlap in time None of these Processes that do not overlap in time 25 / 50 25) ……is the layer of a computer system between the hardware and the user program? All Operating environment System environment Operating system 26 / 50 26) ……system is built directly on the hardware? System Environment None Operating 27 / 50 27) Banker’s algorithm is used for? Deadlock prevention Deadlock recovery Deadlock avoidance Deadlock comparison 28 / 50 28) Which of the following will determine your choice of systems software for your computer? Is it compatible with your hardware? Both A & C Is the applications software you want to use compatible with it? Is it expensive? 29 / 50 29) Peer hole optimization is an example of? Data flow analysis Laptop optimization Local optimization Constant folding 30 / 50 30) Which command displays the list of all previous commands entered by the used? COMMANDS/ALL DIR/ALL KEYDOS DOSKEY 31 / 50 31) While working with MS-DOS which command is used to more file from one directory to another? Xcopy Move Rename Copy 32 / 50 32) In process management, Round-Robin is essentially the pre-emptive mechanism of? FIFO SSF FILO LTF 33 / 50 33) Moving process from main memory to disk is called? Termination Swapping Caching interruption 34 / 50 34) …..is used in operating system to separate mechanism from policy? None Multi-level implementation Single level implementation Two level implementation 35 / 50 35) What is the memory 1k-640k called? Extended memory Low memory Conventional memory Normal memory 36 / 50 36) Routine is not loaded until it is called. All routines are kept on disk in a relocatable load format. The main program is loaded into memory & is executed. This type of loading is called……? Dynamic linking Dynamic loading Static loading Overlays 37 / 50 37) In which storage replacement strategy a program is placed in a largest hole in memory ? Conference fit Best fit First fit Worst fit 38 / 50 38) The directory found in most UNIX systems is brk unmap waitpid usr 39 / 50 39) ….interface consists of things like program counter,registers,interruts and terminals? Software None Hardware Data 40 / 50 40) Virtual memory is…….? An extremely large secondary memory An extremely large main memory All illusion of extremely large main memory A type of memory used in super computers 41 / 50 41) Correcting errors in a program is referred to as? Modifying Debugging Bugging Rectifying 42 / 50 42) A software used to create job queue is? Interpreter Caller Linkage editor Spooler 43 / 50 43) Which command is used to set a name to a disk in DOS? DISKLABEL VOLUME LABEL VOL 44 / 50 44) The part of machine level instruction which tells the center processor what has to be done, is? Address Operation code Flip flop Locater 45 / 50 45) ……runs on computer hardware and serve a plaform for other spftware to run on? Application All Operating system System software 46 / 50 46) Find the pre-emptive scheduling algorithm from the following? Shortest job next Round robin technique Shortest job first Priority based 47 / 50 47) What is page stealing? To speed up main memory read operation To increase the capacity of main memory None of these It takes page frames from other working sets 48 / 50 48) ….is the first program run on a computer when the computer boots up? System opretions Operating system System software None 49 / 50 49) Swapping? works best with many small partitions Allows each program in turn to use the memory Does not work with overlaying Allows many programs to use memory simultaneously 50 / 50 50) The primary purpose of an operating system is…….? To keep system programmer employed To allow people to use the computer To make the most efficient use of the computer hardware To make computers easier to use Your score isThe average score is 0%🎉 Challenge alert! 💡 Share this quiz with your friends and see who scores the highest! 🏆🤩🔥 LinkedIn Facebook Follow Us @ 0% Restart quiz Exit We’d love to hear your thoughts! 📝 Share your valuable review with us. 🙌 🌟 Thank you for your support! Your feedback means the world to us. 🙏💖 Send feedback
