Deck 2: Operating System and Programming Model

Question 1

7-zip is ___________

A)file achiever
B)web browser
C)editor
D)none of above

Answer 1

file achiever

Question 2

Ubuntu is windows based

Answer 2

False

Question 3

________ is HTTP web server

A)lucene
B)fedora
C)perl
D)apache

Answer 3

apache

Question 4

Symbian is valid Linux Based Shell

Question 5

Following is valid Linux based Shell

A)c-shell
B)d-shell
C)k-shell
D)none of above

Question 6

Shell is the exclusive feature of

A)unix
B)dos
C)system software
D)application software

Question 7

Operating system is

A)hardware
B)software which manage resources of the system
C)software which performs computation
D)none

Question 8

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

Question 9

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

Question 10

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

Question 11

Which is the core of the operating system?

A)shell
B)kernel
C)commands
D)script

Question 12

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

Question 13

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

Question 14

Under UNIX the key board is the default input device and the monitor is the default output device

Question 15

Which among the following interacts directly with system hardware?

A)shell
B)commands
C)kernel
D)applications

Question 16

Applications communicate with kernel by using:

A)system calls
B)c programs
C)shell script
D)shell

Question 17

SVR4 was developed by

A)sun microsystems
B)at&t
C)university of berkeley
D)sun and at&t jointly

Question 18

Which of these is not a Unix Flavor?

A)bsd
B)mac
C)aix
D)irix

Question 19

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

Question 20

Which of the following UNIX flavor is from IBM?

A)bsd
B)solaris
C)hp-ux
D)aix

Question 21

What are the sizes of (Integer/Long/Pointer) in LP64 programming model?

A)8/8/8
B)4/4/8
C)4/8/8
D)4/8/4

Question 22

Which among the following is used to write small programs to control Unix functionalities?

A)shell commands
B)shell script
C)filters
D)c language

Question 23

What control character signals the end of the input file?

A)ctrl + a
B)ctrl + b
C)ctrl + c
D)ctrl + d

Question 24

Which command is used to display the octal value of the text

A)octal
B)text_oct
C)oct
D)od

Question 25

Which command is used to view compressed text file contents

A)cat
B)type
C)zcat
D)print