1⟩ To increase the response time and throughput, the kernel minimizes the frequency of disk access by keeping a pool of internal data buffer called a) Pooling b) Spooling c) Buffer cache d) Swapping
c) Buffer cache
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“Environment frequently Asked Questions in various Linux Environment job Interviews by interviewer. The set of questions here ensures that you offer a perfect answer posed to you. So get preparation for your new job hunting”
42 Linux Environment Questions And Answers
2⟩ At start of process execution, STDOUT & STDERR a) Point to current terminal device b) Are closed c) Point to special files on the system d) None of the above
a) Point to current terminal device
3⟩ Wtmp and utmp files contain a) Temporary system data b) User login-logout log c) The user's command execution log d) The user's su and sudo attempts
b) User login-logout log
4⟩ Which is the core of the operating system? a) Shell b) Kernel c) Commands d) Script
b) Kernel
5⟩ ILP32 stands for a) 32 bit Integer, Long & Pointer b) 32 bit Integrated Long & Pointer c) 32 bit Intelligent Long & Pointer d) 32 bit Long & Pointer
a) 32 bit Integer, Long & Pointer
6⟩ Single Unix Specification Version 2 provides enhanced support for a) 16 bit Unix b) 32 bit Unix c) 64 bit Unix d) 8 bit Unix
c) 64 bit Unix
7⟩ Under UNIX the key board is the default input device and the monitor is the default output device. a) True b) False
a) True
8⟩ Which among the following interacts directly with system hardware? a) Shell b) Commands c) Kernel d) Applications
c) Kernel
9⟩ Applications communicate with kernel by using a) System Calls b) C Programs c) Shell Script d) Shell
a) System Calls
10⟩ Solaris is the name of a flavor of UNIX from a) HP b) IBM c) Digital Equipment Corp d) Sun Microsystems
d) Sun Microsystems
11⟩ Which of the following is "NOT" a UNIX variant? a) Solaris b) AIX c) IRIX d) AS400
d) AS400
12⟩ The system calls in UNIX is written using which language? a) C b) C++ c) Assembly Language d) Fortran
a) C
13⟩ Which of the following enables multi-tasking in UNIX? a) Time Sharing b) Multi programming c) Multi user d) Modularity
a) Time Sharing
14⟩ Which of the following is considered as the super daemon in Unix? a) sysinit b) init c) inetd d) proc
b) init
15⟩ Unix is which kind of Operating System? a) Multi User b) Multi Processes c) Multi Tasking d) All the above
d) All the above
16⟩ SVR4 stands for? a) Standard Version Release 4 b) System Version Release 4 c) Standard Five Release 4 d) System Five Release 4
d) System Five Release 4
17⟩ Lp0 device file is used to access a) Floppy b) Cdrom c) Printer d) Tape drive
c) Printer
18⟩ Syntax of any Unix command is a) command [options] [arguments] b) command options [arguments] c) command [options] [arguments] d) command options arguments
a) command [options] [arguments]
19⟩ SVR4 was developed by a) Sun Microsystems b) AT&T c) University of Berkeley d) Sun and AT&T jointly
d) Sun and AT&T jointly
20⟩ Which of the following statement is FALSE? a) Unix supports multiple users b) Linux is an open source operating system and the source code is shared c) Shell takes care of inter process communication d) Shell provides the feature of I/O Redirection
c) Shell takes care of inter process communication
