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5th August 2014, 11:49 AM
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Join Date: Apr 2013
Re: Delhi Poice Head Constable Question Paper

Here is the list of few questions of Delhi Poice Head Constable exam which you are looking for .

(a) What. are the key features of a LAN?
(b) Convert 123789 decimal into its equivalent Binary Number. Clearly depict all steps.
( c) Write a C++ program to generate a series of pseudo random numbers.

(a) What are the distinctive features of a Relational Data Base? Specify with some examples.
2FNAN 203/AD 303 (03) ( 2 ) ( Continued)
(b) Specify by schematic as well as shunt precise description
the following network topology:
(i) Mesh Topology
(ii) Star topology
(iii) Ring topology
(iv) Bus topology.

(a) Specify the key differences between an impactpnhrer and a non-impact printer OR a graphics printer and a character printer with relevant examples.
(b) Specify the various processing steps that are needed in exact sequence when any existinghigh level source program like a C program file stored on Disc is to be executed on a PC. Clearly mention the various system Software modules involved clearly highlighting their roles.
(c) Write a C function that willcompute the K in largest and K in smallest element alongwith their positions in an array ofN signed integers. Assume the following
5::::N ::::50 and 1 ::::K <N 7

(a) Show that only 2 input NAND gates can be used to implement each of the following logic gates:
(i) 2 input QR gate
(ii) 2 input ANDgate
(iii) 2 input Ex-OR gate
(iv) NOT gate.


(a) Specify an algorithm that can be used to convert a +ve binary integer into its equivalent Hex value. Clearly depict all steps. What will be the associated data structures?
(b) Construct a R-S Flip-Flop usmgNOR gates only.

(a) What are the key characteristics of a Network protocol? Why protocols are needed?
(b) What is Spooling? 5
( c) Consider a CPU having 32 bit Address Bus, 32 bit Data Bus and a .32 bit ALU. If is to be connected to a Memory system consisting of 32 bit Address bus but 8 bit wide data bus. Show the connection schematic.

(a) Write C function for implementing the following operation on a singly linked linear list of integers:
(i) Create List (List)-Creates the list and returns its head pointer.

(b) What are the various types of resource management modules (if any) that are pre.sent in any operating system? Specify their functionality in brief.


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