ISRO Scientist or Engineer Computer Science 2014

Which of the following is NOT represented in a subroutine’s activation record framefor a stack-based programming language?

Consider the following grammar.
$$S \rightarrow AB$$
$$A \rightarrow a$$
$$A \rightarrow BaB$$
$$B \rightarrow bbA$$
Which of the following statements is FALSE?

Consider the logic circuit given below.

The inverter, AND and OR gates have delays of 6, 10 and 11 nanoseconds respectively. Assuming that wire delays are negligible, what is the duration of glitch for Q before it becomes stable?

The conic section that is obtained when right circular cone is cut through a planethatis parallel to the side of the cone is called .................?

An IP packet has arrived with the first 8 bits as 0100 0010. Which of the following is correct?

Which of the followingis not a valid Boolean algebra rule?

A supernet has a first address of 205.16.32.0 and a supernet mask of 255.255.248.0. A router receives four packets with the following destination addresses. Which packet belongsto this supernet?

Assume the following information.
Original timestamp value = 46
Receive timestamp value = 59
Transmit timestamp value = 60
Timestampat arrival of packet = 69
Which of the following statements is correct?

Which of the following is FALSE with respect to possible outcomes of executing a Turing Machineover a given input?

Suppose you are browsing the world wide web using a web browser and trying to access the web servers. What is the underlying protocol and port number that are being used?