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Gblog GeeksforGeeks Job-A-Thon Exclusive – Hiring Challenge For Amazon Alexa
Getting a job in Product Based Companies is a dream come true for everyone and when we talk about Amazon, every one of us wants… Read More
Consider the following four schedules due to three transactions (indicated by the subscript) using read and write on a data item x, denoted by r(x)… Read More
Consider a selective repeat sliding window protocol that uses a frame size of 1 KB to send data on a 1.5 Mbps link with a… Read More
Let the size of congestion window of a TCP connection be 32 KB when a timeout occurs. The round trip time of the connection is… Read More
Consider a token ring network with a length of 2 km having 10 stations including a monitoring station. The propagation speed of the signal is… Read More
Identify the correct order in which the following actions take place in an interaction between a web browser and a web server. The web browser… Read More
Which of the following are used to generate a message digest by the network security protocols? (P) RSA (Q) SHA-1 (R) DES (S) MD5 (A)… Read More
Consider the following three statements about link state and distance vector routing protocols, for a large network with 500 network nodes and 4000 links. [S1]… Read More
Given the following statements: S1: A foreign key declaration can always be replaced by an equivalent check assertion in SQL. S2: Given the table R(a,b,c)… Read More
Consider the relation scheme R = {E, F, G, H, I, J, K, L, M, M} and the set of functional dependencies {{E, F} ->… Read More
Which one of the following is FALSE? (A) User level threads are not scheduled by the kernel. (B) When a user level thread is blocked,… Read More
Suppose a disk has 201 cylinders, numbered from 0 to 200. At some time the disk arm is at cylinder 100, and there is a… Read More
Match the following: 1) Waterfall model a) Specifications can be developed incrementally 2) Evolutionary model b) Requirements compromises are inevitable 3) Component-based c) Explicit recognition… Read More
Which one of the following is FALSE? (A) A basic block is a sequence of instructions where control enters the sequence at the beginning and… Read More
A machine has a 32-bit architecture, with 1-word long instructions. It has 64 registers, each of which is 32 bits long. It needs to support… Read More
(A) {q0, q1, q2} (B) {q0, q1} (C) {q0, q1, q2, q3} (D) {q3} Answer: (A) Explanation:   So, q0, q1 and q2 are reachable… Read More

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