MCQ on Unix, Shell Programming and Administration

Multiple Choice Questions on Unix, Shell Programming and Administration

Which is the core of operating system?
(a) Shell
(b) Kernel
(c) Command
(d) Script

The system calls in UNIX is written using which language?
(a) C
(b) C++
(c) Assembly
(d) Fortran

Syntax of UNIX command is
(a) Command [options][arguments]
(b) Command opotion [arguments]
(c) Command [options] arguments
(d) Command option arguments

Which of the following is NO a UNIX variant?
(a) Linux
(b) Solaris
(c) BSD
(d) Mac

Which of the following enables multi-tasking in UNIX?
(a) Time sharing
(b) Multi-programming
(c) Multi user
(d) Modularity

Which of the following statement is false?
(a) Unix supports multiple users.
(b) Unix is an open source operting system & source code is shared
(c) Shell takes care of inter process communication
(d) Shell provides the feature of I/O redirection.

Which among the follwoing is to write small programs to control Unix functinalities?
(a) Shell command
(b) Shell script
(c) Filters
(d) C Language

What control character signals the end of the input file?
(a) Ctrl + a
(b) Ctrl + b
(c) Ctrl + c
(d) Ctrl + d

Which command is used to perform backup in Unix?
(a) backup
(b) cpio
(c) zip
(d) mount

Which option of rm command is used to remove a directory with all its sub directories?
(a) -b
(b) -0
(c) -p
(d) – r