## GATE | GATE-CS-2007 | Question 70

Match the following: (P) SMTP (1) Application layer (Q) BGP (2) Transport layer (R) TCP (3) Data link layer (S) PPP (4) Network layer (5)… Read More »

## GATE | GATE-CS-2007 | Question 69

The distance between two stations M and N is L kilometers. All frames are K bits long. The propagation delay per kilometer is t seconds.… Read More »

## GATE | GATE-CS-2007 | Question 68

The message 11001001 is to be transmitted using the CRC polynomial x^3 + 1 to protect it from errors. The message that should be transmitted… Read More »

## GATE | GATE-CS-2007 | Question 85

The address of a class B host is to be split into subnets with a 6-bit subnet number. What is the maximum number of subnets… Read More »

## GATE | GATE-CS-2007 | Question 66

In a token ring network the transmission speed is 10^7 bps and the propagation speed is 200 metres/micro second. The 1-bit delay in this network… Read More »

## GATE | GATE-CS-2007 | Question 65

There are n stations in a slotted LAN. Each station attempts to transmit with a probability p in each time slot. What is the probability… Read More »

## GATE | GATE-CS-2007 | Question 64

Consider the following schedules involving two transactions. Which one of the following statements is TRUE? (A) Both S1 and S2 are conflict serializable. (B) S1… Read More »

## GATE | GATE-CS-2007 | Question 85

The order of a leaf node in a tree B+ ? is the maximum number of (value, data record pointer) pairs it can hold. Given… Read More »

## GATE | GATE-CS-2007 | Question 62

Which one of the following statements if FALSE? (A) Any relation with two attributes is in BCNF (B) A relation in which every key has… Read More »

## GATE | GATE-CS-2007 | Question 61

Consider the table employee(empId, name, department, salary) and the two queries Q1 ,Q2 below. Assuming that department 5 has more than one employee, and we… Read More »

## GATE | GATE-CS-2007 | Question 60

Consider the relation employee(name, sex, supervisorName) with name as the key. supervisorName gives the name of the supervisor of the employee under consideration. What does… Read More »

## GATE | GATE-CS-2007 | Question 59

Information about a collection of students is given by the relation studinfo(studId, name, sex). The relation enroll(studId, courseId) gives which student has enrolled for (or… Read More »

## GATE | GATE-CS-2007 | Question 58

Two processes, P1 and P2, need to access a critical section of code. Consider the following synchronization construct used by the processes:Here, wants1 and wants2… Read More »

## GATE | GATE-CS-2007 | Question 57

A single processor system has three resource types X, Y and Z, which are shared by three processes. There are 5 units of each resource… Read More »

## GATE | GATE-CS-2007 | Question 56

A virtual memory system uses First In First Out (FIFO) page replacement policy and allocates a fixed number of frames to a process. Consider the… Read More »