Technical Questions

Q:

What is a deadlock?

Answer

Deadlock is a situation where a group of processes are all blocked and none of them can become unblocked until one of the other becomes unblocked. The simplest deadlock is two processes each of which is waiting for a message from the other.

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Q:

What is the difference between, page directive include, action tag include?

Answer

One difference is while using the include page directive, in translation time it is creating two servelts. But, while using the include action tag, in translation time it is creating only one servlet.

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Subject: Hardware

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Q:

How to clear Computer Motherboard CMOS password?

Answer

To clear the CMOS password you just remove the CMOS Battery or else you can also use a jumper settings.

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Subject: Hardware

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Q:

What is the difference between Primary storage and secondary storage?

Answer

Main memory - only large storage media that the CPU can access directly.

Secondary storage - extension of main memory that provides large nonvolatile storage capacity.

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Q:

Why paging is used?

Answer

Paging is solution to external fragmentation problem which is to permit the logical address space of a process to be noncontiguous, thus allowing a process to be allocating physical memory wherever the latter is available.

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Q:

What is a binary semaphore?

Answer

A binary semaphore is one, which takes only 0 and 1 as values. They are used to implement mutual exclusion and synchronize concurrent processes.


 

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Q:

What is multicast routing?

Answer

Sending a message to a group is called multicasting, and its routing algorithm is called multicast routing

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Subject: Networking
Job Role: Network Engineer

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Q:

What are the various components of a computer system?

Answer

1.The hardware


2.The operating system


3.The application programs


4.The users.

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