MPPSC Scientific Officer Computer Application Paper 2013

MPPSC Scientific Officer Computer Application Paper 2013 recruitment for Madhya Pradesh State Forensic Science Laboratory

Pure object-oriented programming language is a
(a) C++
(b) PASCAL
(c) Java
(d) ORACLE

E-mail security is provided by
(a) Digital Signature
(b) PGP
(c) Firewall
(d) None of the above

For client-server type request reply query which protocol is widely used ?
(a) HTTP
(b) ARP
(c) WWW
(d) DNS

By default the elements of structure are
(a) Private
(b) Protected
(c) Public
(d) None of the above

Data transfer between two neighbouring routers involve only
(a) Physical layer
(b) Physical layer, link layer
(c) Physical layer, link layer, network layer
(d) Physical layer, link layer, network layer, transport layer

Which feature is NOT offered by TCP ?
(a) Reliable data transfer
(b) Congestion control
(c) Constant bit rate
(d) None of the above

Convection oriented serivce is provided by
(a) TCP
(b) UDP
(c) FTP
(d) ARP

Which network forward packets according to host destination address ?
(a) Circuit switched Network
(b) Datagram Network
(c) Virtual Circuit Network
(d) None of the above

Let x be an integer which can take a value of 0 or 1. The statement if (x==0) x=1; else x=0; is equivalent to which one of the following ?
(a) x = 1 + x;
(b) x = 1 – x;
(c) x = x – 1;
(d) x = 1 % x;

In a time-sharing operating system, when the time slot given to a process is completed, the process goes from RUNNING state to the
(a) BLOCKED state
(b) TRMINATED state
(c) READY state
(d) SUSPENDED state

Maximum data rate of a channel for a noiseless 3 kHz binary channel is
(a) 3000 bps
(b) 6000 bps
(c) 1500 bps
(d) None of the above

If a class B network on the Internet has a subnet mask of 255.255.248.0; what is the maximum number of hosts per subnet ?
(a) 1022
(b) 1023
(c) 2046
(d) 2047

An LALR(1) parser for a grammar G can have shift-reduce (S-R) conflicts if and only if
(a) the SLR(1) parser G has S-R conflicts
(b) the LR(0) parser for G has S-R conflicts
(c) the LALR(1) parser for G has reduce-reduce conflicts
(d) None of the above

The Address Resolution Protocol (ARP) is used for
(a) Finding the IP address from the DNS
(b) Finding the IP address of the default gateway
(c) Finding the IP address that corresponds to a MAC address
(d) Finding the MAC address that corresponds to an IP address

The only state transition that is initiated by the user process itself is
(a) Dispatch
(b) Block
(c) Wake-up
(d) None of the above

Which one of the following statements is TRUE about CSMA/CD?
(a) IEEE802.11 wireless LAN runs CSMA/CD protocol
(b) Ethernet is not based on CSMA/CD protocol
(c) CSMA/CD is not suitable for high propagation delay network like satellite network
(d) There is no contention in a CSMA/CD network