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Recent questions tagged gateit-2004

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Doubt in pipelining questions.
Consider this question and its selected answer: https://gateoverflow.in/3690/gate2004-it-47And this question: https://gateoverflow.in/1314/gate2009-28Both questions are s...
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GATE IT 2004 | Question: 90
Given below are several usages of the anchor tag in HTML.<A HREF = "http://www.gate.ac.in/HTML/BASIC/testpage.html">Test Me</A><A HREF = "/BASIC/testpage.html">Test Me</A...
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GATE IT 2004 | Question: 89
Consider an XML file called intro.xml and a document type defintion (DTD) file intro.dtd as follows:intro.xml<?xml version = "1.0"? <!DOCTYPE myMessage SYSTEM "intro.dtd"...
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GATE IT 2004 | Question: 88
Suppose that the maximum transmit window size for a TCP connection is $12000$ $\text{bytes}$. Each packet consists of $2000$ $\text{bytes}$. At some point in time, the co...
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GATE IT 2004 | Question: 87
A TCP message consisting of $2100$ $bytes$ is passed to IP for delivery across two networks. The first network can carry a maximum payload of $1200$ $bytes$ per frame an...
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GATE IT 2004 | Question: 86
In the TCP/IP protocol suite, which one of the following is NOT part of the IP header?Fragment OffsetSource IP addressDestination IP addressDestination port number
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GATE IT 2004 | Question: 85
Consider a simplified time slotted MAC protocol, where each host always has data to send and transmits with probability $p$ = $0.2$ in every slot. There is no backoff and...
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GATE IT 2004 | Question: 84
Consider a parity check code with three data bits and four parity check bits. Three of the Code Words are $0101011, 1001101$ and $1110001.$ Which of the following are als...
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GATE IT 2004 | Question: 83
A $20$ $\text{Kbps}$ satellite link has a propagation delay of $400$ $\text{ms}$. The transmitter employs the "go back $n$ $ARQ$" scheme with $n$ set to $10$. Assuming th...
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GATE IT 2004 | Question: 82
Consider a 10 Mbps token ring LAN with a ring latency of 400 µs. A host that needs to transmit seizes the token. Then it sends a frame of 1000 bytes, removes the frame a...
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GATE IT 2004 | Question: 81
In a sliding window $ARQ$ scheme, the transmitter's window size is $N$ and the receiver's window size is $M$. The minimum number of distinct sequence numbers required to ...
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GATE IT 2004 | Question: 80
In a data link protocol, the frame delimiter flag is given by $0111$. Assuming that bit stuffing is employed, the transmitter sends the data sequence $01110110$ as$011010...
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GATE IT 2004 | Question: 79
Consider a table $T$ in a relational database with a key field $K$. A $B$-tree of order $p$ is used as an access structure on $K$, where $p$ denotes the maximum number of...
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GATE IT 2004 | Question: 78
Consider two tables in a relational database with columns and rows as follows:$$\overset{\text{Table: Student}}{\begin{array}{|c|c|c|} \hline \textbf {Roll_no} & \textbf{...
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GATE IT 2004 | Question: 77
Consider the following schedule $S$ of transactions $T1$ and $T2:$$${\begin{array}{l|l}\textbf{T1}& \textbf{T2} \\\hline\text{Read(A)} \\\text{A = A – 10}\\& \text...
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GATE IT 2004 | Question: 76
A table T1 in a relational database has the following rows and columns: $$\begin{array}{|c|c|c|} \hline \text {Roll no. } & \text {Marks} \\\hline 1& 10 \\\hline 2 & 20 ...
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GATE IT 2004 | Question: 75
A relation $\text{Empdtl}$ is defined with attributes empcode (unique), name, street, city, state and pincode. For any pincode, there is only one city and state. Also, fo...
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GATE IT 2004 | Question: 74
A relational database contains two tables student and department in which student table has columns roll_no, name and dept_id and department table has columns dept_id and...
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GATE IT 2004 | Question: 73
Consider the following entity relationship diagram $(ERD)$, where two entities $E1$ and $E2$ have a relation $R$ of cardinality 1:m.The attributes of $E1$ are $A11$, $A12...
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GATE IT 2004 | Question: 72
What is the availability of a software with the following reliability figures?Mean Time Between Failure (MTBF) = 25 daysMean Time To Repair (MTTR) = 6 hours1%24%99%99.009...
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GATE IT 2004 | Question: 71
A software was tested using the error seeding strategy in which 20 errors were seeded in the code. When the code was tested using the complete test suite, 16 of the seede...
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GATE IT 2004 | Question: 70
Assume that the delivered lines of code L of a software is related to the effort E in person months and duration t in calendar months by the relation L P* (E/B)1/3 * t4/3...
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GATE IT 2004 | Question: 69
Consider the following program module:int module1 (int x, int y) { while (x! = y) { if (x y) x = x - y, else y = y - x; } return x; }What is Cyclomatic complexity of the...
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GATE IT 2004 | Question: 68
A software project involves execution of 5 tasks T1, T2, T3, T4 and T5 of duration 10, 15, 18, 30 and 40 days, respectively. T2 and T4 can start only after T1 completes. ...
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GATE IT 2004 | Question: 67
In a particular Unix OS, each data block is of size $1024$ bytes, each node has $10$ direct data block addresses and three additional addresses: one for single indirect b...
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GATE IT 2004 | Question: 66
In a virtual memory system, size of the virtual address is $32$-bit, size of the physical address is $30$-bit, page size is $4$ Kbyte and size of each page table entry is...
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GATE IT 2004 | Question: 65
The semaphore variables full, empty and mutex are initialized to $0$, $n$ and $1$, respectively. Process P1 repeatedly adds one item at a time to a buffer of size $n$, an...
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GATE IT 2004 | Question: 64
A process executes the following segment of code :for(i = 1; i <= n; i++) fork ();The number of new processes created is$n$$((n(n + 1))/2)$$2^n - 1$$3^n - 1$
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GATE IT 2004 | Question: 63
In a certain operating system, deadlock prevention is attempted using the following scheme. Each process is assigned a unique timestamp, and is restarted with the same ti...
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GATE IT 2004 | Question: 62
A disk has $200$ tracks (numbered $0$ through $199$). At a given time, it was servicing the request of reading data from track $120$, and at the previous request, service...
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