Wednesday, December 18, 2013

Computer Basics MCQ Test – 4


Que.1.  The digital computer was developed primarily in
A:        USSR
B:        Japan
C:        USA
D:        UK

Right Answer : C

Que.2.  Which of the following does not affect the resolution of a video display image?
A:        Bandwidth
B:        Raster scan rage
C:        Vertical and horizontal lines of resolution
D:        Screen size

Right Answer : D

Que.3.  Registers, which are partially visible to users and used to hold conditional, are known as
A:        PC
B:        Memory address registers
C:        General purpose register
D:        Flags

Right Answer : C

Que.4.  In 1830, Charles Babbage designed a machine called the Analytical
Engine which he showed at the Paris Exhibition
A:        1820
B:        1860
C:        1855
D:        1870

Right Answer : C

Que.5.  Which of the following are the two main components of the CPU?
A:        Control unit and registers
B:        Registers and main memory
C:        Control Unit and ALU
D:        ALU and bus

Right Answer : C

Que.6.  The processes of starting or restarting a computer system by loading instructions from a secondary storage device into the completer memory is called
A:        Duping
B:        Booting
C:        Padding
D:        All of above

Right Answer : B

Que.7.  An IBM system/38 represents the computer class of:
A:        Small-scale computer
B:        Medium-scale computer
C:        Large-scale computer
D:        Super computer

Right Answer : A

Que.8.  The two basic types of record-access methods are
A:        Sequential and random
B:        Sequential and indexed
C:        Direct and immediate
D:        On-line and real time

Right Answer : A

Que.9.  Which of the following is not true for a magnetic disk?
A:        It is expensive relative to magnetic tape
B:        It provides only sequential access to stored data
C:        Users can easily update records by writing over the old data
D:        All of above

Right Answer : B

Que.10.  The first machine to successfully perform a long series of arithmetic and logical operations was;
A:        ENIAC
B:        Mark I
C:        Analytic engine
D:        UNIVAC-I

Right Answer : B

Que.11.  The first electronic general purpose digital computer built by Mauchly and Eckert called ENIA did not work on the stored program principle
A:        100
B:        20
C:        40
D:        80

Right Answer : B

Que.12.  One computer that is not considered a portable is
A:        Minicomputer
B:        Laptop computer
C:        Notebook computer
D:        All of above

Right Answer : A

Que.13.  IBM 7000 digital computer
A:        Belongs to second generation
B:        Uses VLSI
C:        Employs semiconductor memory
D:        Has modular constructions

Right Answer : C

Que.14.  Microprocessors can be used to make
A:        Computers
B:        Digital systems
C:        Calculators
D:        All of above

Right Answer : D

Que.15.  Who is credited with the idea of using punch cards to control patterns in a waving machine?
A:        Pascal
B:        Hollerith
C:        Babbage
D:        Jacquard

Right Answer : D

Que.17.  An integrated circuit is
A:        A complicated circuit
B:        An integrating device
C:        Much costlier than a single transistor
D:        Fabricated on a tiny silicon chip

Right Answer : D

Que.18.  When did IBM introduce the 20286 based PC/AT?
A:        1982
B:        1984
C:        1985
D:        1989

Right Answer : B

Que.18.  When did IBM introduce the 20286 based PC/AT?
A:        1982
B:        1984
C:        1985
D:        1989

Right Answer : B

Que.19.  A term associated with the comparison of processing speeds of different computer system is:
A:        EFTS
B:        MPG
C:        MIPS
D:        CPS

Right Answer : C

Que.20.  A floppy disk contains
A:        Circular tracks only
B:        Sectors only
C:        Both circular tracks and sectors
D:        All of the above

Right Answer : C

LINUX MCQ Test – 4


Que.1.  Saving open files, flush the system cache and other necessary system maintenance are allowed by.
A:        restarting the system
B:        rebooting the system
C:        logging off the system
D:        shutting down the system

Right Answer : C

Que.2.  Every command in Linux is a
A:        text file
B:        stored variable
C:        executable program
D:        None

Right Answer : D

Que.3.  The hierarchy of a series of directories branching in a user system starts from
A:        home
B:        root
C:        /home
D:        /root

Right Answer : C

Que.4.  What is the shortcut to the login directory?
A:        shift + cd
B:        cd + enter key
C:        alt + ctrl + cd
D:        ctrl + cd

Right Answer : B

Que.5.  Which directory contains configuration files that stores system and application setting?
A:        /etc
B:        /lib
C:        /usr
D:        /var

Right Answer : A

Que.6.  How long can a filename in Linux be?
A:        8 characters
B:        10 characters
C:        200 characters
D:        255 characters

Right Answer : D

Que.7.  Using CHMOD if we want to give ALL permissions to a user, which mode is used?
A:        666
B:        777
C:        776
D:        667

Right Answer : B

Que.8.  Which of the following Linux commands could be used to find what processor was detected on boot, when a laptop system is slow/
A:        proc
B:        POST
C:        dmesg
D:        Any of the above

Right Answer : B

Que.9.  How to accomplish the LILO boot configuration updation for supporting a newly installed IDE hard drive?
A:        Run "lilo -o /dev/hda"
B:        Edit lilo.conf and run "lilo -v -v"
C:        Edit lilo.conf and run "liloconf -v -v"
D:        Set LILO=/dev/hda and then run "liloconf /dev/hda"

Right Answer : B

Que.10.  Why do we use pgrep command?
A:        To search through the currently running processes
B:        To search through all the processes
C:        To search through the currently running processes and kill them
D:        Both a and b

Right Answer : A

Que.11..  Linux Support s Virtualized File Systems Like RAID.
A:        True
B:        False

Right Answer : A

Que.12.  The ______________ file contains all the information on users who may log into your system
A:        /etc/passwd
B:        /etc
C:        /etc/password
D:        /etc/pass

Right Answer : A

Que.13.  When Linux is installed, which account is created by default?
A:        Super admin
B:        Admin
C:        Home
D:        Root

Right Answer : D

Que.14.  The kernel cannot be updated.
A:        True
B:        False

Right Answer : A

Que.15.  Which directory is used to write messages when kernel is loading?
A:        /etc/log/messages
B:        /var/log/messages
C:        /var/messages
D:        /etc/ messages

Right Answer : B

Que.16.  Which command is used to report on the status of the quotas that have set including the amount of allocated space and amount of used space?
A:        quota -a
B:        repquota
C:        repquota -a
D:        rquota -a

Right Answer : C

Que.17.  For supporting new diskless client workstations, which of the following services needs to be installed on a server?
A:        dhcpcd and rexec
B:        named and httpd
C:        remoted and dhcpd
D:        PXE (Preboot eXecution Environment) and tftpd

Right Answer : D

Que.18.  Which command is used to find data files, programs, directories that match the search argument?
A:        find
B:        search
C:        locate
D:        browse

Right Answer : C

Que.19.  Which of the following will kill the process 1010 by an administrator(logged in as a standard user)? The process 1010 was started by the root user.
A:        kill 1010
B:        su "kill 1010"
C:        su -c "kill 1010"
D:        killall -9 1010

Right Answer : C

Que.20.  Which of the following below are types of shell?
A:        -ksh
B:        -/bin
C:        -tcsh
D:        All choices are correct.

Right Answer : D