Assertion A: Hubs do not manage any of the traffic that comes through them.
Reason R: Hubs are sophisticated routing devices.
In the light of the above statements, choose the most appropriate answer from the options given below
Hubs Network Traffic Analysis
This question asks us to evaluate two statements about network hubs: Assertion A regarding traffic management and Reason R concerning their nature as routing devices.
Assertion A Evaluation
Assertion A states that hubs do not manage traffic. This is correct. Hubs operate at the Physical Layer (Layer 1) of the OSI model. They function as simple signal repeaters, receiving incoming data packets on one port and broadcasting them out to all other connected ports without inspecting or managing the traffic content or destination.
Reason R Evaluation
Reason R claims that hubs are sophisticated routing devices. This statement is incorrect. Hubs are basic networking devices, essentially multi-port repeaters. They lack the intelligence to make decisions about traffic flow. Sophisticated routing is performed by devices like routers (Layer 3), which analyze network addresses (like IP addresses) to determine the best path for data packets. Even switches (Layer 2) are more advanced than hubs, as they learn MAC addresses and forward traffic only to the intended destination port.
Conclusion
Based on the analysis:
- Assertion A is correct: Hubs do not manage network traffic.
- Reason R is incorrect: Hubs are not sophisticated routing devices; they are simple repeaters.
Therefore, the correct option is the one stating that Assertion A is correct, but Reason R is not correct.
Similar Questions
This curve is drawn for a given mass of a gas. This curve represents an:
- Number of degree of Freedom of a molecule of Oxygen (O$_2$) gas is:
- The condition for dark fringes in single slit diffraction is given by
$\sin\theta = \frac{m\lambda}{a}$
in case, light from the entire slit arrives at point of observation in phase, for a bright band $\sin\theta$ is equal to: - If '$\omega$' is the angler frequency and 'k' is the wave number represents a photon of energy E and momentum 'P' through the wave function E$_y$ (x, t) = A $\sin$ (kx$-\omega$t)
Which of the following relation is true: $\vec{B}$ is constant, No current in the cube. Cube is moving with '$\vec{v}$' velocity. The direction of electric force on the electron inside this cube is:
- Proton is discovered by
- Electron is discovered by
- Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R
Assertion A: Curl of electric field is zero
Reason R: Linear integral of electric filed around a closed path is evidently zero.
In the light of the above statements, choose the most appropriate answer from the options given below - Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R
Assertion A: A conductor is an equipotential
Reason R: $\nabla \cdot \vec{B} = 0$, $\vec{B}$ is magnetic field
In the light of the above statements, choose the most appropriate answer from the options given below - ________ dyes are salts of sulfonic or carboxylic acids. They are used to dye fibers with basic groups such as wool, silk and polyamides.
Important Questions from Mixed Topic (CUET PG)
- Who was the founder of Bolshevik Communist party?
- What is the key guide to statecraft in the realist tradition?
- Chronologically arrange the events in the Cold War period.
A. Berlin Wall is constructed
B. Communist China joins the UN
C. Soviet invasion of Czechoslovakia
D. Berlin Blockade
Choose the correct answer from the options given below: Morgenthau's principles of political realism are:
A. Politics is rooted in permanent and unchanging human nature which is basically self centred, self-regarding and self-interested
B. Politics is an autonomous sphere of action and cannot therefore be reduced to morals
C. International Politics is an arena of conflicting self-interests
D. The ethics of international relations is situational ethics which is very different from private morality
Choose the correct answer from the options given below:Who among the following political thinkers consider the anarchical self help system to be a compelling factor for States to maximise their relative power positions?
