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Recent activity by rajoramanoj
3
answers
1
GATE CSE 2005 | Question: 67
Consider a direct mapped cache of size $32$ $KB$ with block size $32$ $bytes$. The $CPU$ generates $32$ $bit$ addresses. The number of bits needed for cache indexing and the number of tag bits are respectively, $10, 17$ $10, 22$ $15, 17$ $5, 17$
Consider a direct mapped cache of size $32$ $KB$ with block size $32$ $bytes$. The $CPU$ generates $32$ $bit$ addresses. The number of bits needed for cache indexing and ...
15.2k
views
commented
Jan 26, 2019
CO and Architecture
gatecse-2005
co-and-architecture
cache-memory
easy
+
–
4
answers
2
TIFR CSE 2012 | Part B | Question: 6
Let $n$ be a large integer. Which of the following statements is TRUE? $2^{\sqrt{2\log n}}< \frac{n}{\log n}< n^{1/3}$ $\frac{n}{\log n}< n^{1/3}< 2^{\sqrt{2\log n}}$ $2^\sqrt{{2\log n}}< n^{1/3}< \frac{n}{\log n}$ $n^{1/3}< 2^\sqrt{{2\log n}}<\frac{n}{\log n}$ $\frac{n}{\log n}< 2^\sqrt{{2\log n}}<n^{1/3}$
Let $n$ be a large integer. Which of the following statements is TRUE?$2^{\sqrt{2\log n}}< \frac{n}{\log n}< n^{1/3}$$\frac{n}{\log n}< n^{1/3}< 2^{\sqrt{2\log n}}$$2^\sq...
4.3k
views
commented
Nov 10, 2018
Algorithms
tifr2012
algorithms
asymptotic-notation
+
–
6
answers
3
ISRO2007-11, GATE CSE 2001 | Question: 1.19
Consider a set of n tasks with known runtimes $r_1, r_2, \dots r_n$ to be run on a uniprocessor machine. Which of the following processor scheduling algorithms will result in the maximum throughput? Round Robin Shortest job first Highest response ratio next first come first served
Consider a set of n tasks with known runtimes $r_1, r_2, \dots r_n$ to be run on a uniprocessor machine. Which of the following processor scheduling algorithms will resul...
13.0k
views
commented
Mar 6, 2018
Operating System
isro2007
operating-system
process-scheduling
gatecse-2001
+
–
0
answers
4
turing machine
which of the following turing recognizable..????? L1 = {⟨M⟩∣ TM M accepts more than 2 distinct inputs} L2 = {⟨M⟩∣ TM M accepts at most 2 distinct inputs}
which of the following turing recognizable..?????L1 = {⟨M⟩∣ TM M accepts more than 2 distinct inputs}L2 = {⟨M⟩∣ TM M accepts at most 2 distinct inputs}
327
views
asked
Feb 1, 2018
Theory of Computation
turing-machine
+
–
7
answers
5
GATE CSE 2016 Set 2 | Question: 44
Consider the following languages. $L_{1} = \left\{\left\langle M \right\rangle \mid M \text{ takes at least 2016 steps on some input} \right\}$ ... not recursive $L_{1}, L_{2}$ are recursive and $L_{3}$ is not recursive $L_{1}, L_{2}, L_{3}$ are recursive
Consider the following languages.$L_{1} = \left\{\left\langle M \right\rangle \mid M \text{ takes at least 2016 steps on some input} \right\}$,$L_{2} = \left\{\left\langl...
33.6k
views
commented
Feb 1, 2018
Theory of Computation
gatecse-2016-set2
theory-of-computation
recursive-and-recursively-enumerable-languages
+
–
2
answers
6
GATE CSE 1998 | Question: 1.16
In serial communication employing $8$ data bits, a parity bit and $2$ stop bits, the minimum band rate required to sustain a transfer rate of $300$ characters per second is $2400$ band $19200$ band $4800$ band $1200$ band
In serial communication employing $8$ data bits, a parity bit and $2$ stop bits, the minimum band rate required to sustain a transfer rate of $300$ characters per second ...
8.7k
views
commented
Jan 30, 2018
Computer Networks
gate1998
computer-networks
communication
serial-communication
normal
out-of-gate-syllabus
+
–
11
answers
7
GATE CSE 2015 Set 3 | Question: 36
Two hosts are connected via a packet switch with $10^7$ bits per second links. Each link has a propagation delay of $20$ microseconds. The switch begins forwarding a packet $35$ microseconds after it receives the same. If $10000$ bits of ... between the transmission of the first bit of data and the reception of the last bit of the data in microseconds is ______.
Two hosts are connected via a packet switch with $10^7$ bits per second links. Each link has a propagation delay of $20$ microseconds. The switch begins forwarding a pack...
33.1k
views
commented
Jan 29, 2018
Computer Networks
gatecse-2015-set3
computer-networks
normal
numerical-answers
network-switching
+
–
1
answer
8
self doubt
If packet with TTL value = 0 received at destination, then destination discard that packet or accept that packet.
If packet with TTL value = 0 received at destination, then destination discard that packet or accept that packet.
1.2k
views
commented
Jan 29, 2018
1
answer
9
computer-networks csma-cd
Consider CSMA/CD LAN with bandwidth 10 Mbps and propagation delay of 5 μsec. Repeaters are not allowed in this system. Data frames are 512 bits long, including 32 bits of header, checksum and other overhead. The first bit slot after a successful ... . The effective data rate of the network is ________ (in Mbps). (Excluding overhead, assuming that there are no collisions)
Consider CSMA/CD LAN with bandwidth 10 Mbps and propagation delay of 5 μsec. Repeaters are not allowed in this system. Data frames are 512 bits long, including 32 bits o...
1.1k
views
asked
Jan 17, 2018
Computer Networks
computer-networks
csma-cd
+
–
0
answers
10
combination
The number of seven digit integers possible with sum of the digits equal to 11 and formed by using the digits 1, 2 and 3 only are
The number of seven digit integers possible with sum of the digits equal to 11 and formed by using the digits 1, 2 and 3 only are
268
views
asked
Jan 17, 2018
Mathematical Logic
combinatory
+
–
0
answers
11
max heap
The number of distinct max heap are possible with keys 1, 2, 3, 4, 5 are
The number of distinct max heap are possible with keys 1, 2, 3, 4, 5 are
809
views
asked
Jan 17, 2018
0
answers
12
hashing
Consider a hash table with 10 slots. Collisions are resolved using linear probing. The probability that if first 3 slots are unfilled and 4th insertions leads to a collisions
Consider a hash table with 10 slots. Collisions are resolved using linear probing. The probability that if first 3 slots are unfilled and 4th insertions leads to a collis...
723
views
asked
Jan 17, 2018
DS
hashing
probability
+
–
0
answers
13
ccombination
An entrepreneur needs to assign 5 different tasks to three of his employees. If every employee is assigned atleast 1 task, how many ways can the entrepreneur assign those tasks to his employees? explain in detail....
An entrepreneur needs to assign 5 different tasks to three of his employees. If every employee is assigned atleast 1 task, how many ways can the entrepreneur assign those...
408
views
asked
Jan 14, 2018
Mathematical Logic
discrete-mathematics
combinatory
+
–
0
answers
14
chaining
344
views
commented
Jan 11, 2018
0
answers
15
round robin
494
views
commented
Jan 11, 2018
2
answers
16
probability
The probability of a man hitting a target in one fire is 1/4 The number of times at least he must fire at the target in order that his chance of hitting the target at least once will exceed 2/3 will be _______.
The probability of a man hitting a target in one fire is 1/4 The number of times at least he must fire at the target in order that his chance of hitting the target at le...
668
views
answer selected
Jan 7, 2018
1
answer
17
conflict serializable schedules
How many concurrent schedules are conflict serializable of given transactions T1 and T2 :
How many concurrent schedules are conflict serializable of given transactions T1 and T2:
525
views
commented
Jan 7, 2018
0
answers
18
DAG representation
Consider the basic block given below: u=u+v v=u-v w=u+x x=w/v The minimum number of nodes and edges present in the DAG representation of the above basic block respectively are:
Consider the basic block given below:u=u+vv=u-vw=u+xx=w/vThe minimum number of nodes and edges present in the DAG representation of the above basic block respectively are...
723
views
edited
Jan 5, 2018
0
answers
19
B/B+ TREE
Which of the following statement true about B tree and B+ tree index? Assume order of B tree node same as order of B+ tree node. (A) B tree index has more levels than B+ tree index for large number of keys. (B) B+ tree index has more levels than B tree index ... C) Both B tree B+ tree best for sequential access of records. (D) B tree index nodes more than B+ tree for large number of keys.
Which of the following statement true about B tree and B+ tree index? Assume order of B tree node same as order of B+ tree node.(A) B tree index has more levels than B+ t...
570
views
commented
Jan 2, 2018
Databases
b-tree
+
–
0
answers
20
B+ tree
Database file consist 50000 records with record size 100 bytes, block size 512 bytes. If sparse B+ tree index build over given database file with search key size 20 bytes both block pointer and record pointer sizes 12 bytes each. How many maximum index blocks required if node order P is defined as between ⎡P/2⎤ to P pointers per node?
Database file consist 50000 records with record size 100 bytes, block size 512 bytes. If sparse B+ tree index build over given database file with search key size 20 bytes...
442
views
asked
Jan 2, 2018
1
answer
21
no. of functions
The number of function from set {1, 2, 3, 4, 5, 6, 7, 8} to set {0, 1} such that assign 1 to exactly one of given number less than 8 are .......................
The number of function from set {1, 2, 3, 4, 5, 6, 7, 8} to set {0, 1} such that assign 1 to exactly one of given number less than 8 are .......................
333
views
commented
Dec 23, 2017
4
answers
22
TIFR CSE 2017 | Part B | Question: 1
A vertex colouring with three colours of a graph $G=(V, E)$ is a mapping $c: V \rightarrow \{R, G, B\}$ so that adjacent vertices receive distinct colours. Consider the following undirected graph. How many vertex colouring with three colours does this graph have? $3^9$ $6^3$ $3 \times 2^8$ $27$ $24$
A vertex colouring with three colours of a graph $G=(V, E)$ is a mapping $c: V \rightarrow \{R, G, B\}$ so that adjacent vertices receive distinct colours. Consider the f...
4.9k
views
answered
Dec 23, 2017
Graph Theory
tifr2017
graph-theory
graph-coloring
+
–
1
answer
23
recurrence relation
Which recurrence relation satisfy the sequence: 2, 3, 4, . . ., for n ≥ 1. A ) T(N) = 2 T(N-1) - T(N-2) B)T(N) = T(N-1) + T(N-2) C)T(N) = N+1 D) None of these
Which recurrence relation satisfy the sequence: 2, 3, 4, . . ., for n ≥ 1.A ) T(N) = 2 T(N-1) - T(N-2) B)T(N) = T(N-1) + T(N-2)C)T(N) = N+1D)None of these
2.2k
views
commented
Dec 22, 2017
Mathematical Logic
recurrence-relation
+
–
8
answers
24
GATE CSE 2002 | Question: 13
In how many ways can a given positive integer $n \geq 2$ be expressed as the sum of $2$ positive integers (which are not necessarily distinct). For example, for $n=3$, the number of ways is $2$, i.e., $1+2, 2+1$. Give only ... $n \geq k$ be expressed as the sum of $k$ positive integers (which are not necessarily distinct). Give only the answer without explanation.
In how many ways can a given positive integer $n \geq 2$ be expressed as the sum of $2$ positive integers (which are not necessarily distinct). For example, for $n=3$, th...
7.3k
views
commented
Dec 8, 2017
Combinatory
gatecse-2002
combinatory
normal
descriptive
balls-in-bins
+
–
3
answers
25
GATE CSE 1998 | Question: 16
Design a synchronous counter to go through the following states:$1, 4, 2, 3, 1, 4, 2, 3, 1, 4 \dots $
Design a synchronous counter to go through the following states:$$1, 4, 2, 3, 1, 4, 2, 3, 1, 4 \dots $$
5.1k
views
commented
Dec 6, 2017
Digital Logic
gate1998
digital-logic
normal
descriptive
synchronous-asynchronous-circuits
+
–
17
answers
26
GATE CSE 2004 | Question: 62
A 4-bit carry look ahead adder, which adds two 4-bit numbers, is designed using AND, OR, NOT, NAND, NOR gates only. Assuming that all the inputs are available in both complemented and uncomplemented forms and the delay of each gate is one time ... the carry network has been implemented using two-level AND-OR logic. 4 time units 6 time units 10 time units 12 time units
A 4-bit carry look ahead adder, which adds two 4-bit numbers, is designed using AND, OR, NOT, NAND, NOR gates only. Assuming that all the inputs are available in both com...
32.8k
views
commented
Dec 6, 2017
Digital Logic
gatecse-2004
digital-logic
normal
adder
+
–
2
answers
27
GATE CSE 2010 | Question: 7
The main memory unit with a capacity of $4$ $\text{megabytes}$ is built using $1\text{M} \times \text{1-bit}$ DRAM chips. Each DRAM chip has $1\text{K}$ rows of cells with $1\text{K}$ cells in each row. The time taken for a single ... in the memory unit is $100$ nanoseconds $100\times 2^{10}$ nanoseconds $100\times 2^{20}$ nanoseconds $3200\times 2^{20}$ nanoseconds
The main memory unit with a capacity of $4$ $\text{megabytes}$ is built using $1\text{M} \times \text{1-bit}$ DRAM chips. Each DRAM chip has $1\text{K}$ rows of cells wit...
19.0k
views
commented
Dec 6, 2017
Digital Logic
gatecse-2010
digital-logic
memory-interfacing
normal
+
–
2
answers
28
GATE CSE 2002 | Question: 2.2
Consider the following multiplexer where $I0, I1, I2, I3$ are four data input lines selected by two address line combinations $A1A0=00,01,10,11$ respectively and $f$ is the output of the multiplexor. EN is the Enable input. The function $f(x,y,z)$ implemented by the above circuit is $xyz'$ $xy + z$ $x + y$ None of the above
Consider the following multiplexer where $I0, I1, I2, I3$ are four data input lines selected by two address line combinations $A1A0=00,01,10,11$ respectively and $f$ is t...
13.4k
views
commented
Nov 26, 2017
Digital Logic
gatecse-2002
digital-logic
circuit-output
normal
+
–
1
answer
29
GATE CSE 1998 | Question: 2.7
The function represented by the Karnaugh map given below is $A.B$ $AB+BC+CA$ $\overline{B \oplus C}$ $A.BC$
The function represented by the Karnaugh map given below is$A.B$$AB+BC+CA$$\overline{B \oplus C}$$A.BC$
8.4k
views
commented
Nov 26, 2017
Digital Logic
gate1998
digital-logic
k-map
normal
+
–
1
answer
30
GATE CSE 1997 | Question: 72
Following floating point number format is given $f$ is a fraction represented by a $6-bit$ mantissa (includes sign bit) in sign magnitude form, $e$ is a $4-bit$ exponent (includes sign hit) in sign magnitude form and $n=(f, e) = f. 2^e$ ... addition of $A$ and $B.$ What is the percentage error (up to one position beyond decimal point) in the addition operation in (b)?
Following floating point number format is given$f$ is a fraction represented by a $6-bit$ mantissa (includes sign bit) in sign magnitude form, $e$ is a $4-bit$ exponent (...
3.1k
views
commented
Nov 25, 2017
Digital Logic
gate1997
digital-logic
floating-point-representation
normal
descriptive
+
–
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