Our + Operating System questions and answers focuses on all areas of + Multiple Choice Questions & Answers in Operating Systems with. This is the computer science questions and answers section on "Operating Systems Science Operating Systems Concepts quiz questions with answers as PDF files Here you can find objective type Computer Science Operating Systems. A special type of file in some operating systems that points to another file or device. Multiple Choice Questions Which is the correct answer if you wish to keep the most current version of the They tell the OS what file types belong to them.
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C Both A and B. D Neither of A and B. A deadlock detection. B deadlock prevention. C deadlock avoidance. D none of the above. B Operator Precedence. C LL 1 parser. B LIFO rule. C LILO rule. D priority rule. Ans: B Q. In a two-pass assembler, the task of the Pass II is to A separate the symbol, mnemonic opcode and operand fields.
B build the symbol table. C construct intermediate code. D synthesize the target program.
None of these. Which is the layer of a computer system between the hardware and the user program. When you start up the computer the boot up storage at which the BIOS versions manufacturer and data are displayed on the monitor is called. Bootstrap b. Power on self test POST c.
System configuration d. Kernel loading. Communication b. Application c. System d. Word processing software.
Edit b. Label c. Sys d. XCOPY c. Save all opened files b. Close all running applications c. Switch off monitor d. Cut off the power supply. IT Expert b. Diagnosis tool c.
Operating Systems MCQs
Surgeon d. Sort b. Path c. Subst d. Fdisk b. Format c. You can move a window to a different position on your screen by dragging it by its. Move handle b.
Tail c. Status bar d. Title bar. A bar that inform you the available options in your computer, opened applications, background running applications and can be used to switch between applications quickly is. Menu bar b. Tool bar c. Task bar. Dialog box b. Task bar c. Start menu d. Navigation program b.
Switching between program c. Start a program d. When a peripheral device needs immediate attention from the operating system, it generates a n. Interrupt b. Spool c. Stack d. Page file.
Hyperlink b. Menu c. Source drive d. Shut Down b. Restart c. Sleep d.
Windows displays various options to shutdown. Which is suitable at the end of day? Which of the following is system software? All of the above How to answer D sir i am confuse.
I think answer A. Please give me answer. All software which interact with both hardware and software are called system software which includes all above … hope this is answer …. D is correct, bcoz os, compiler n utility sw comes under system sw. System sw is os, utility sw and Interpreter, Compiler, Aseembler. Software 1. System software 1. Application Software 2. None of the above I think Answer B. How is C sir please help me. IF the answer is windows xp then how?
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Your email address will not be published. Share this page! Share 0. Tweet 0. Pin 0. If there are multiple recycle bin for a hard disk a. None of above 2. Identify false statement a. You can right click and choose Empty Recycle Bin to clean it at once 3.
If the displayed system time and dateis wrong, you can reset it using a. Control panel 4. You should save your computer from? A co-processor a. Is quite common in modern computer 7.
Operating System - Multiple Choice Questions
A Microsoft Windows is Database program 8. All of above 9. Which is not application software? Photoshop None of above Which of the following is an example of a real time operating system?
Computer Science - Operating Systems Concepts
Process Control MS DOS Windows 95 What program runs first after computer is booted and loading GUI? Authentication Which of the following Operating systems is better for implementing a Client-Server network a. My Computer was introduced from a.
Windows 98 Which of the following Windows do not have Start button a. Windows 7 Which operating system doesn't support networking between computers? Windows NT Which Operating System doesn't support networking between computers? Which of the following does not support more than one program at a time?
Unix Which of the following is not an operating system? Oracle Linux is a n Mac Which operating system can you give smallest file name? Which one is not operating system? Which of the following is not a multitasking operating system? DOS You should choose Sleep option when a. You finish working and going to bed None of the above Desktop publishing Which one is not a system tool? All of the above The memory which allocates space for DOS and application is called a.
Conventional memory The operating system creates None Which menu bar selection would you access to open file? Which mode loads minimal set of drivers when starting Windows?
Network Support Mode Which of the following are loaded in safe mode? All of above Which command is used to see the version of operating system? Primary commands A user-interface that is easy to use is considered to be a. The number of character contained in primary name DOS?
Which one of the following is not a multitasking operating system? Linux CMOS GNU Which command is used to display the contents of the text file of DOS?
Dir In Windows, start button is used to a. COM Which one is true for unconditional disk formatting?
What is the function of radio button? The Banker's algorithm is used a.
The primary purpose of an operating system is: To make computers easier to use In the first case, an interface is made available for clients to send requests to perform an action. In the second case, provisions are available for clients to create, access and update files. In asymmetric clustering, a machine is in a state known as hot standby mode where it does nothing but to monitor the active server.
A thread is a basic unit of CPU utilization. In general, a thread is composed of a thread ID, program counter, register set, and the stack. FCFS stands for First-come, first-served. It is one type of scheduling algorithm. Implementation is managed by a FIFO queue. RR round-robin scheduling algorithm is primarily aimed for time-sharing systems.
A circular queue is a setup in such a way that the CPU scheduler goes around that queue, allocating CPU to each process for a time interval of up to around 10 to milliseconds. Deadlock situations occur when four conditions occur simultaneously in a system: Mutual exclusion; Hold and Wait; No preemption; and Circular wait.
It gets its name from a banking system wherein the bank never allocates available cash in such a way that it can no longer satisfy the needs of all of its customers. One is that it depends on how often a deadlock is likely to occur under the implementation of this algorithm. The other has to do with how many processes will be affected by deadlock when this algorithm is applied.
Logical address refers to the address that is generated by the CPU. On the other hand, physical address refers to the address that is seen by the memory unit. With dynamic loading, a routine is not loaded until it is called. This method is especially useful when large amounts of code are needed in order to handle infrequently occurring cases such as error routines. Overlays are used to enable a process to be larger than the amount of memory allocated to it.
The basic idea of this is that only instructions and data that are needed at any given time are kept in memory.Thrashing refers to an instance of high paging activity. None Smashwords Edition Publication Date: The main function of the command interpreter is: Windows 95 The correct answer must be windows XP …..