The encoding technique used to transmit the signal in giga ethernet technology over fiber optic medium is
ISRO Scientist or Engineer Computer Science 2011
For the following questions answer them individually
Which of the following is an unsupervised neural network
In compiler terminology, reduction in strength means
The following table shows the processes in the ready queue and time required for each process for completing its job.
If round robin scheduling with 5 ms is used what is the average waiting time of the processes in the queue?
MOV [BX], AL type of data addressingis called
Evaluate (X xor Y) xor Y
Which of the following is true about the z-buffer algorithm?
What is the decimal value of the floating-point number C1D00000 (hexadecimal notation)? (Assume 32-bit, single precision floating point IEEE representation)
Whatis the raw throughput of USB 2.0 technology?
Below is the precedence graph for a set of tasks to be executed on a parallel processing system S.
What is the efficiency of this precedence graph on S if each of the tasks $$T_{1},..., T_{8}$$ takes the same time and the system S has five processors?
How many distinct binary search trees can be created out of 4 distinct keys?
The network protocol which is used to get MAC address of a node by providing IP addressis
Which of the following statements about peephole optimizations is False?
Which one of-the following in place sorting algorithms needs the minimum numberof swaps?
What is the equivalent serial schedule for the following transactions?
Consider a direct mapped cache with 64 blocks and blocksize of 16 bytes. To what block numberdoes the byte address 1206 map to?
A context model of a software system can be shownby drawing a
An exampleof poly-alphabetic substitution is
If node A hasthree siblings and B is parent of A, what is the degree of A?
The IEEE standard for WiMax technologyis
Which type of DBMS provides support for maintaining several versions of the same entity?
A system is having 8 M bytes of video memory for bit-mapped graphics with 64-bit colour. What is the maximum resolution it can support?
What is the meaning of $$\overline{RD}$$ signal in Intel 83157A?
If the page size in a 32-bit machine is 4K bytes then the size of page table is
corresponding pipelined processor uses 6 stages with the execution times of 3,2,5,4,6 and 2 cycles respectively. What is the asymptotic speedup assumingthat a very large number speedup assuming that a very large numberofinstructions are to be executed?
The in-order traversal of a tree resulted in FBGADCE. Then the pre-order traversal of that tree would resull in
Which one ofthe following is ‘true’
The above figure represents which one of the following UML diagram for a single send session of an online chat system.
Which ‘Normal Form’ is based on the concept of ‘full functional dependency’ is
In Boolean algebra, rule $$(X + Y)(X + Z) =$$
How many 3-to-8 line decoders with a chip having enable pin are needed to construct a 6-to-64 line decoder without using any other logic gates?
In which layer of network architecture, the secured socket layer (SSL) is used?
What is the bit rate of a video terminal unit with 80 $$\frac{character}{line}$$, 8 $$\frac{bits}{charcter}$$ and horizontal sweep time of 100 us (inciuding 20 us of retrace time)?
Black Box software testing method focuses on the
How many edges are there in a forest with v vertices and k components?
if A and B are square matrices of the same order and A is symmetric, then $$B^{T AB$$ is
Find the memory address of the next instruction executed by the microprocessor (8086), when operated in real mode for CS = 1000 and IP = E000
A fast wide SCSI-li disk drive spins at 7200 RPM, has a sector size of 512 bytes, and holds 160 sectors per track. Estimate the sustained transfer rate of this drive.
Two control signals in microprocessor which are related to Direct Memory Access (DMA)are
Consider the following pseudocode.
x := 1;
i := 1;
while’$$(x \leq 500)$$
begin
$$X := 2^{x}$$;
i := i + 1;
end;
What is the value of i at the end of the pseudocode?
if a microcomputer operates at 5 MHz with an 8-bit bus and a newer version operates at 20 MHz with a 32-bit bus, the maximum speed-up possible approximately will be
The search concept used in associative memory is
Which variable does not drive a terminal string in the grammar
In Java, after executing the following code what are the valuesof x, y and z?
int x,y = 10, z = 12;
$$X = y^{++} + Z^{++}$$;
The broadcast address for [IP network 172.16.0.0 with subnet mask 255.255.0.0 is
Which RAID level gives block level striping with double distributed parity
The output expression of the following gate network is
The Hamming distance betweenthe octets of 0xAA and 0x55 is
Consider a 32-bit machine where four-level paging schemeis used. If the hit ratio to TLB is 98%, and it takes 20 nanosecondsto search the TLB and 100 nanoseconds to access the main memory what is effective memory accesstime in nanoseconds?
Data is transmitted continuously at 2.048 Mbps rate for 10 hours and received 512 bit errors. Whatis the bit error rate?
Warnier Diagram enabies the analyst to represent
The interpolated value at X = 4 using piece wise linear interpolation is
in functional dependency, Armstrong’s inference rules refers to
Number of chips (128 x 8 RAM) needed to provide a memory capacity of 2048 bytes
There are three processes in the ready queue. When the currently running process requests for I/O how many process switches take place?
Let $$T(n)$$ be defined by $$T(1) = 10$$ and $$T(n + 1) = 2n + 7(n)$$ for all integers $$n \geq 1$$. Which of the following represents the order of growth of $$T(n)$$ as a function of $$n$$ ?
Which of the following UNIX commandallows scheduling a program to be executed at the specified time?
in DMA transfer scheme, the transfer scheme other than burst mode is
$$n^{th}$$ derivative of $$x^{n}$$ is
A total of 9 units of a resource type are available, and given the safe state shown below, which of the following sequence will be a safe state?
Three coins are tossed simultaneously. The probability that they will fall two heads and onefail is
The average depth of a binary searchtree is
What is the output of the following C code?
#include <stdio.h>
#include <conio.h>
void main()
{
int index;
for(index = 1; index <= 5; i++)
{
printf("%d" , index);
if(i == 3)
continue;
}
}
When n-type semiconductoris heated ?
The Cyclomatic Complexity metric V(G) of the following control flow graph is
Which of the following algorithm design techniques is used in merge sort?
The arithmetic mean of attendance of 49 students of class A is 40% and that of 53 students of class B is 35%. Then the % of arithmeticn mean of attendance of class A and B is
Which of the following sentences can be generated by
$$S -> aS \mid bA$$
$$A -> d \mid cA$$
Light weight Directory Access Protocol is used for
Numberof comparisons required for an unsuccessful search of an element in a sequential search organized, fixed length, symboltable of iength Lis
One SAN switch has 24 ports. All 24 port supports 8 Gbps Fiber Channel technology. What is the aggregate bandwidth of that SAN switch ?
Find theoutput of the following Java code line System.out.printin(math.floor(-7.4))
Belady’s anomaly means
In an RSflip-flop, if the S line (Set line) is set high (1) and the R line (Resetline) is set low (0), then the state of the flip flop is
in HTML, whichof the following can be considered a container?
Whatis the matrix that represents rotation of an object by $$\theta^\circ$$ about the origin in 2D?
In a system having a single processor, a new processarrivesat the rate of six processes per minute and each such process requires seven secondsof service time. What is the CPUutilization?
A symboltable of length 152 is possessing 25 entries at any instant. What is occupation density?
A probiem whose language is recursion is called ?
Logic family popular for low powerdissipation
