GATE CSE 2023
Q51.
Which one or more of the following options guarantee that a computer system will transition from user mode to kernel mode?Q52.
Which one or more of the following need to be saved on a context switch from one thread (T1) of a process to another thread (T2) of the same process?Q53.
Suppose you are asked to design a new reliable byte-stream transport protocol like TCP. This protocol, named myTCP, runs over a 100 Mbps network with Round Trip Time of 150 milliseconds and the maximum segment lifetime of 2 minutes. Which of the following is/are valid lengths of the Sequence Number field in the myTCP header?Q54.
Consider a sequential digital circuit consisting of T flip-flops and D flip-flops as shown in the figure. CLKIN is the clock input to the circuit. At the beginning, Q1, Q2 and Q3 have values 0, 1 and 1, respectively.Which one of the given values of (Q1, Q2, Q3) can NEVER be obtained with this digital circuit?