Description : State true or false. i) Unix, support multiple user process but only support one thread per process. ii) A java run time environment is an example of a system of one process with multiple threads. A) True, False B) True, True C) False, True D) False, False
Last Answer : B) True, True
Description : DOS, Windows XP, Windows Vista, Unix, Linux, MAC/OS X etc. are examples of: a) Operating System Software b) Package Software c) Utility Software d) None of These
Last Answer : a) Operating System Software
Description : Names of some of the Operating Systems are given below: (a) MS-DOS (b) XENIX (c) OS/2 In the above list, following operating systems didn’t provide multiuser facility. (1) (a) only (2) (a) and (b) only (3) (b) and (C) only (4) (a), (b) and (c)
Last Answer : Answer: Marks to all
Description : C can be used on A) Only MS-Dos operating System B) Only Linux operating system C) Only Windows operating system D) All of the above
Last Answer : D) All of the above
Description : Possible thread states in Windows 2000 operating system include: (A) Ready, running and waiting (B) Ready, standby, running, waiting, transition and terminated. (C) Ready, running, waiting, transition and terminated (D) Standby, running, transition and terminated.
Last Answer : (B) Ready, standby, running, waiting, transition and terminated.
Description : In Unix operating system, special files are used to : (A) buffer data received in its input from where a process reads (B) provide a mechanism to map physical device to file names (C ... pointers associated with i-nodes (D) store information entered by a user application program or utility program
Last Answer : (B) provide a mechanism to map physical device to file names
Description : Which Operating System does not support long file names? a) Window NT b) MS - DOS c) Windows 95 d) None of These
Last Answer : b) MS - DOS
Description : A thread is usually defined as a light weight process because an Operating System (OS) maintains smaller data structure for a thread than for a process. In relation to this, which of the following ... separate stack for each thread. (D) OS does not maintain virtual memory state for each thread.
Last Answer : (B) OS maintains only CPU registers for each thread.
Description : A part of Windows 2000 operating system that is not portable is (A) Device Management (B) Virtual Memory Management (C) Processor Management (D) User Interface
Last Answer : (B) Virtual Memory Management
Description : The Unix Kernel maintains two key data structures related to processes, the process table and the user structure. Which of following information is not the part of user structure? (A) File descriptor table (B) System call state (C) Scheduling parameters (D) Kernel stack
Last Answer : (C) Scheduling parameters
Description : Which of the following Operating Systems do you choose to implement a client Server Network 1) MS DOS 2) Windows 7 3) Windows XP 4) Windows 2003
Last Answer : 4) Windows 2003
Description : Which of the following Operating Systems do you choose to implement a client Server Network 1 MS DOS 2 Windows 7 3 Windows XP 4 Windows 2003
Last Answer : 4 Windows 2003
Description : Name of network analyzer which support windows and unix OS A)Ethereal
Last Answer : A)Ethereal
Description : Which of the following is not an operating system: a) DOS b) Google c) Windows 2000 d) None of These
Last Answer : b) Google
Description : In windows 2000 operating system all the processor-dependent code is isolated in a dynamic link library called (A) NTFS file system (B) Hardware abstraction layer (C) Microkernel (D) Process Manager
Last Answer : (B) Hardware abstraction layer
Description : Which statement is not true about process 0 in the Unix operating system? (A) Process 0 is called init process. (B) Process 0 is not created by fork system call. (C) After forking process 1, process 0 becomes swapper process. (D) Process 0 is a special process created when system boots.
Last Answer : (A) Process 0 is called init process.
Description : In UNIX operating system, when a process creates a new process using the fork() system call, which of the following state is shared between the parent process and child process? (A) Heap (B) Stack (C) Shared memory segments (D) Both Heap and Stack
Last Answer : (C) Shared memory segments
Description : The UNIX operating system is suitable for (1) Multi user (2) Real-Time Processing (3) Distributed Processing (4) Single user
Last Answer : Multi user
Description : The UNIX operating system is suitable for : (1) Multi user (2) Real-Time Processing (3) Distributed Processing (4) Single user
Description : One of the disadvantages of user level threads compared to Kernel level threads is (1) If a user level thread of a process executes a system call, all threads in that process are ... privileges. (4) The library procedures invoked for thread management in user level threads are local procedures.
Last Answer : If a user level thread of a process executes a system call, all threads in that process are blocked.
Description : The agency that sits between the user and the UNIX system is called the A. logic B. profile C. shell D. erxc E. None of the above
Last Answer : C. shell
Description : The ‘IBM-DOS’ is a (1) Single user operating system (2) Multiuser operating system (3) Batch operating system (4) Time-sharing operating system
Last Answer : Single user operating system
Description : The character set used in Windows 2000 operating system is .... (A) 8 bit ASCII (B) Extended ASCII (C) 16 bit UNICODE (D) 12 bit UNICODE
Last Answer : (C) 16 bit UNICODE
Description : Which of the following option with reference to UNIX operating system is not correct? (A) INT signal is sent by the terminal driver when one types and it is a request to terminate the current operation. ( ... that it defaults to producing a core dump if not caught. (D) KILL is a blockable signal.
Last Answer : (D) KILL is a blockable signal.
Description : Which of the following is/are example(s) of an Operating System? A. UNIX B. Linux C. Windows XP D. All of the above
Last Answer : D. All of the above
Description : Which of the following is not an example of Operating System? 1) Windows 98 2) BSD Unix 3) Microsoft Office XP 4) Red Hat Linux
Last Answer : 3) Microsoft Office XP
Description : .................. refers to the ability of an operating system to support multiple threads of execution with a single process. A) Multithreading B) Multiprocessing C) Multiexecuting D) Bi-threading
Last Answer : A) Multithreading
Description : Who was the programmer of MS-DOS operating system ?
Last Answer : Bill Gates was the programmer of MS-DOS operating system.
Description : Who created the MS DOS operating system ?
Last Answer : MS DOS operating system was created by William Henry Bill Gates.
Description : Who was the programmer of Ms-Dos operating system 1) R Jhon 2) Bill Gates 3) Dennis Ritchi 4) none
Last Answer : 2) Bill Gates
Description : Who was the programmer of Ms-Dos operating system 1 R Jhon 2 Bill Gates 3 Dennis Ritchi 4 none
Last Answer : 2 Bill Gates
Description : What is MS DOS? (1) Multipurpose System Digital Offline Sign (2) Microsoft Disk Operating System (3) Multi System Disk Operating System (4) Microchip Sign Digital System
Last Answer : Microsoft Disk Operating System
Description : A UNIX file system has 1 KB block size and 4-byte disk addresses. What is the maximum file size if the inode contains ten direct block entries, one single indirect block entry, one double indirect block entry and one triple indirect block entry? (A) 30 GB (B) 64 GB (C) 16 GB (D) 1 GB
Last Answer : (C) 16 GB
Description : A unix file system has 1-KB blocks and 4-byte disk addresses. What is the maximum file size if i-nodes contain 10 direct entries and one single, double and triple indirect entry each? (A) 32 GB (B) 64 GB (C) 16 GB (D) 1 GB
Description : …………… are very effective because a mode switch is not required to switch from one thread to another. A) Kernel-level threads B) User-level threads C) Alterable threads D) Application level threads
Last Answer : B) User-level threads
Description : Which is not the open-source OS: a. Debian b. BSD Unix c. Gentoo & Red Hat Linux d. Windows
Last Answer : d. Windows
Description : What is the difference between DOS and Windows OS?
Last Answer : Windows has a graphical interface while DOS is a command line interface.
Description : What does "invalid MS-DOS function" in Windows 10 mean, and how do you fix it?
Last Answer : answer:
Description : Which of the following Operatings does not implement multitaskings truly 1) Windows 98 2) Windows NT 3) Windows XP 4) MS DOS
Last Answer : 4) MS DOS
Description : Which of the following Operatings does not implement multitaskings truly 1 Windows 98 2 Windows NT 3 Windows XP 4 MS DOS
Last Answer : 4 MS DOS
Description : Find the odd one out A) MS -Excel B) Windows XP C) Linux D) DOS
Last Answer : Find the odd one out MS -Excel
Description : Which statement is not correct about “init” process in Unix? (1) It is generally the parent of the login shell. (2) It has PID 1. (3) It is the first process in the system. (4) Init forks and execs a ‘getty’ process at every port connected to a terminal.
Last Answer : It is the first process in the system.
Description : Operating System for Microcomputer system is- 1) Unix 2) Linux 3) Windows 4) all
Last Answer : 1) Unix
Description : Operating System for Microcomputer system is 1 Unix 2 Linux 3 Windows 4 all
Last Answer : 1 Unix
Description : ___________is the most common operating system for running CRM software A. UNIX B. Windows NT C. Windows Vista D. Windows XP
Last Answer : A. UNIX
Description : What is the function of following UNIX command? WC - lb& (A) It runs the word count program to count the number of lines in its input, a, writing the result to b, as a foreground process. (B) It runs ... (D) It copies the l ' numbers of lines of program from file, a, and stores in file b.
Last Answer : (B) It runs the word count program to count the number of lines in its input, a, writing the result to b, but does it in the background.
Description : Which of the following are the functions of operating system? i) recovering from errors ii) facilitating input/output iii) facilitating parallel operation iv) sharing hardware among users v) implementing user interface A) i, ii, ... only C) ii, iii, iv and v only D) All i, ii, iii, iv and v
Last Answer : D) All i, ii, iii, iv and v
Description : Which file in MS-DOS contains internal commands that are loaded during Booting process? 1) IO.SYS 2) MSDOS.SYS 3) COMMAND.COM 4) CONFIG.SYS
Last Answer : 4) CONFIG.SYS
Description : Which file in MS-DOS contains internal commands that are loaded during Booting process? 1 IO.SYS 2 MSDOS.SYS 3 COMMAND.COM 4 CONFIG.SYS
Last Answer : 4 CONFIG.SYS