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Recent activity by sai charan chakrala

2 answers
1
Gate 2019
When will the official key be released?Are there any wrong answers given in GO rank predictor?
When will the official key be released?Are there any wrong answers given in GO rank predictor?
commented Feb 12, 2019 in GATE 854 views
1 answer
2
Self..
GATE 2019 CS&IT Please suggest IIT's, NIT's or PSU's. Thanks in advance 😊 Getting 50.33 marks from madeeasy predictor Getting 49 marks from gate overflow predictor Score estimated 650-700 Rank estimated 950-1150
GATE 2019 CS&IT Please suggest IIT's, NIT's or PSU's. Thanks in advance 😊 Getting 50.33 marks from madeeasy predictor Getting 49 marks from gate overflow predictor Score estimated 650-700 Rank estimated 950-1150
commented Feb 12, 2019 in Other Colleges 416 views
1 answer
3
Self Doubt
From a group of 5 woman and 7 man we have to select a committee consisting of 2 woman and 3 men. Find the total number of ways to select such committed if (1 and 2 are a separate question) 1. Four man refuse to be in the same committee 2. 2 woman refuse to be in the same committee.
From a group of 5 woman and 7 man we have to select a committee consisting of 2 woman and 3 men. Find the total number of ways to select such committed if (1 and 2 are a separate question) 1. Four man refuse to be in the same committee 2. 2 woman refuse to be in the same committee.
answered Feb 8, 2019 in Combinatory 134 views
1 answer
4
gate 2019
I am getting around 51.05 marks, i am aimimg for one of the top 5 IITs,what are my chances?and if they are low should I be preparing for one more year?
I am getting around 51.05 marks, i am aimimg for one of the top 5 IITs,what are my chances?and if they are low should I be preparing for one more year?
asked Feb 8, 2019 in Written Exam 368 views
3 answers
5
gate 2019
I am getting 51.05 marks,i came to know that i will get around 900 rank,can i expect any of the top IITs?if not what colleges can i get?
I am getting 51.05 marks,i came to know that i will get around 900 rank,can i expect any of the top IITs?if not what colleges can i get?
commented Feb 8, 2019 in IISc/IITs 1.4k views
1 answer
6
Operation systems exam 2019
If the memory is 768 MB and the block’s size is 384 Bytes, what will be the size of the bitmap in Bytes? I think it should be 2^21 Bytes, but I’m not quite sure. Could you show me also your solution?
If the memory is 768 MB and the block’s size is 384 Bytes, what will be the size of the bitmap in Bytes? I think it should be 2^21 Bytes, but I’m not quite sure. Could you show me also your solution?
answered Feb 6, 2019 in Operating System 134 views
0 answers
7
#math
commented Feb 6, 2019 in Set Theory & Algebra 147 views
1 answer
8
Operating System :Deadlock :
We know that whenever a process needs i/o time it goes to block/wait state. At that time cpu is idle and it can run other processes. What happens during the deadlock ? In which state do the processes go, so that the cpu freezes ? If all the ... go into block state then why does the cpu freezes ? The cpu should stay idle, but it should not freeze . Can anyone clarify ?
We know that whenever a process needs i/o time it goes to block/wait state. At that time cpu is idle and it can run other processes. What happens during the deadlock ? In which state do the processes go, so that the cpu freezes ? If all the processes during deadlock, go into block state then why does the cpu freezes ? The cpu should stay idle, but it should not freeze . Can anyone clarify ?
commented Feb 6, 2019 in Operating System 209 views
2 answers
9
Gate 2019
When will we get our response sheet and the official key sheet?
When will we get our response sheet and the official key sheet?
asked Feb 6, 2019 in GATE 1.9k views
1 answer
10
Gate CS 2019
S1=Matrix is Invertible S2=Determinant of matrix is Non-zero What is the Answer..
S1=Matrix is Invertible S2=Determinant of matrix is Non-zero What is the Answer..
commented Feb 6, 2019 in Mathematical Logic 399 views
1 answer
11
self doubt
For longest common subsequence the total number of subsequence possible for the word DIYA should be 2^4 or (2^4)-1??Please explain.
For longest common subsequence the total number of subsequence possible for the word DIYA should be 2^4 or (2^4)-1??Please explain.
commented Feb 6, 2019 in Algorithms 163 views
0 answers
12
Virtual Gate Test Series: Databases - Sql query
Consider the following instance R. A 1 2 3 4 B Null 1 2 2 The number of tuples returned by the following SQL query is _____________. > select * from R as R1 where not exists (select * from R) where B = R1.A
Consider the following instance R. A 1 2 3 4 B Null 1 2 2 The number of tuples returned by the following SQL query is _____________. > select * from R as R1 where not exists (select * from R) where B = R1.A
commented Feb 6, 2019 in Databases 205 views
2 answers
13
Virtual Gate Test Series: Databases - Schedule
Which of the following is/are true? I. Every strict schedule is cascade less schedule and recoverable schedule II. Every cascade less schedule is recoverable schedule III. Every cascading rollback schedule is recoverable schedule IV. Every cascading rollback schedule is a ... of the above I, II, and IV only II, III, IV, and V only I, II, and III only
Which of the following is/are true? I. Every strict schedule is cascade less schedule and recoverable schedule II. Every cascade less schedule is recoverable schedule III. Every cascading rollback schedule is recoverable schedule IV. Every cascading rollback schedule is a strict schedule V. Every ... schedule All of the above I, II, and IV only II, III, IV, and V only I, II, and III only
answered Feb 6, 2019 in Databases 345 views
1 answer
14
Gate 2019
How many marks was the chip select question which had C800 to Cfff? And also how many marks was the number of tuples question in dbms?
How many marks was the chip select question which had C800 to Cfff? And also how many marks was the number of tuples question in dbms?
asked Feb 5, 2019 in Digital Logic 278 views
1 answer
15
Gate 2019
What is the answer for the question given a statement about beggars?
What is the answer for the question given a statement about beggars?
commented Feb 5, 2019 in Verbal Aptitude 506 views
2 answers
16
gate 2019
commented Feb 5, 2019 in Digital Logic 590 views
1 answer
17
gate 2019
Y is distributed uniformly in [1,6] 3x^2+6xY+3Y+6=0 P(Y) for 2 real roots ?
Y is distributed uniformly in [1,6] 3x^2+6xY+3Y+6=0 P(Y) for 2 real roots ?
commented Feb 5, 2019 in Mathematical Logic 548 views
0 answers
18
Gate 2019: TAG and Index Bits
Consider the cache memory size of 16 kB, and cache block size is 16 bytes. The processor generates the physical address of 32 bits. Assume the cache is fully associative. What are the TAG and index bits__________ (a) 28 and 4 bits (b) 24 and 4 bits (c) 28 and 0 bits (d) 24 and 0 bits
Consider the cache memory size of 16 kB, and cache block size is 16 bytes. The processor generates the physical address of 32 bits. Assume the cache is fully associative. What are the TAG and index bits__________ (a) 28 and 4 bits (b) 24 and 4 bits (c) 28 and 0 bits (d) 24 and 0 bits
commented Feb 5, 2019 in Operating System 543 views
4 answers
19
GATE 2019: Equivalent Relation
Which of the following equivalent relation of a group G? R 1 : ∀ a , b ∈ G , a R 1 b if only ∃ g ∈ G : a = g − 1 bg R 2 : ∀ a , b ∈ G , a R 2 b if only a = b –1 (a) Both R 1 and R 2 (c) R 1 (b) R 2 (d) None of these
Which of the following equivalent relation of a group G? R 1 : ∀ a , b ∈ G , a R 1 b if only ∃ g ∈ G : a = g − 1 bg R 2 : ∀ a , b ∈ G , a R 2 b if only a = b –1 (a) Both R 1 and R 2 (c) R 1 (b) R 2 (d) None of these
commented Feb 5, 2019 in Set Theory & Algebra 804 views
5 answers
20
GATE 2019
Let U = {1, 2, ..., n} and A = {(x, X), x ∈ X and X ⊆ U}. Consider the following two statements for |A|. (i) |A| = n*$\small 2^{n-1}$ (ii) |A|= Sigma(k=1 to n) k.(nCk) Which of the following is correct? (a) (i) only (b) (ii) only (c) Both (i) and (ii) (d) None of the above
Let U = {1, 2, ..., n} and A = {(x, X), x ∈ X and X ⊆ U}. Consider the following two statements for |A|. (i) |A| = n*$\small 2^{n-1}$ (ii) |A|= Sigma(k=1 to n) k.(nCk) Which of the following is correct? (a) (i) only (b) (ii) only (c) Both (i) and (ii) (d) None of the above
commented Feb 5, 2019 in Set Theory & Algebra 3.6k views
2 answers
21
Gate19
commented Feb 5, 2019 in Databases 446 views
0 answers
22
gate 2019
What is the answer for the maximum of subsequence question?
What is the answer for the maximum of subsequence question?
commented Feb 5, 2019 in Algorithms 430 views
1 answer
23
Gate cse 2019
Ans for median of n arrays qsn? Min no of NOR gates? Ans for predicate logic?
Ans for median of n arrays qsn? Min no of NOR gates? Ans for predicate logic?
commented Feb 5, 2019 in Algorithms 1.2k views
12 answers
24
GATE2019-29
Suppose that in an IP-over-Ethernet network, a machine X wishes to find the MAC address of another machine Y in its subnet. Which one of the following techniques can be used for this? X sends an ARP request packet to the local gateway's IP ... ARP request packet with broadcast MAC address in its local subnet X sends an ARP request packet with broadcast IP address in its local subnet
Suppose that in an IP-over-Ethernet network, a machine X wishes to find the MAC address of another machine Y in its subnet. Which one of the following techniques can be used for this? X sends an ARP request packet to the local gateway's IP address which ... ARP request packet with broadcast MAC address in its local subnet X sends an ARP request packet with broadcast IP address in its local subnet
commented Feb 4, 2019 in Computer Networks 8.6k views
0 answers
25
Gate 2019
What were the 4 options for the Arp packet question?
What were the 4 options for the Arp packet question?
asked Feb 4, 2019 in Computer Networks 577 views
2 answers
26
Gate 2019
What is the for the question where two statements were given as: S1: matrix A is invertible S2:|A|=0?
What is the for the question where two statements were given as: S1: matrix A is invertible S2:|A|=0?
commented Feb 4, 2019 in Set Theory & Algebra 497 views
1 answer
27
gate 2019
What is the answer for the predicate logic question,in which a formula was given and asked to find the sets satisying it?
What is the answer for the predicate logic question,in which a formula was given and asked to find the sets satisying it?
asked Feb 4, 2019 in Mathematical Logic 233 views
2 answers
28
gate 2019
What is the answer for number of dfa states question,based on composition function?
What is the answer for number of dfa states question,based on composition function?
asked Feb 4, 2019 in Theory of Computation 652 views
2 answers
29
gate 2018
consider the computer system with two byte instruction and has $16$ instruction registers and $64$ floating point registers. type 1 type 2 type 3 type 4 has N instructions requiring 1 floating point register each what is the value of N?
consider the computer system with two byte instruction and has $16$ instruction registers and $64$ floating point registers. type 1 type 2 type 3 type 4 has N instructions requiring 1 floating point register each what is the value of N?
answered Feb 15, 2018 in CO and Architecture 625 views
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