Software Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Software Interview Questions

Questions Answers Views Company eMail

What IP network addresses are set aside for class A (for private use)? a. 1.0.0.0 (mask 255.0.0.0) b. 10.0.0.0 (mask 255.0.0.0) c. 10.0.0.0 (mask 255.255.0.0) d. 100.0.0.0 (mask 255.0.0.0) e. 100.0.0.0 (mask 255.255.0.0)

1 2563

Fragmentation =? a. data --> packets b. packets ---> bits c. datagram ----> multiple frames d. frame ---> bits

1 2404

T/F: There is no way to inform TCP of congestion along the path

1 2777

What is spoofing? a. Where a packets claims its source to be other that what its source really is. b. Same as "denial of service" attacks c. Where a machine continually pings another machine d. Where certain broadcasts are passed through a router

1 2621

Sequence Number in a TCP header is used for (list all that apply) a. acknowledgements b. upper layer information c. reordering of the octets received d. protocol dependent information e. rejecting the duplicate octates

1 2440

What is "keepalive"? a. A keepalive is a small, layer-1 bit message that is transmitted by a network device to let directly-connected network devices know of its presence. b. A keepalive is a small, layer-2 message that is transmitted by a network device to let directly-connected network devices know of its presence. c. A keepalive is a small, layer-2 message that is transmitted by a network device to let it neighbors know of congestion d. A keepalive is a small, layer-3 message that is transmitted by a network device to let directly-connected network devices know of its presence. e. A keepalive is a small, layer-3 message that is transmitted by a network device to let it neighbors know of congestion

1 2887

You have a class C subnet. You would like divide it up into 30 more subnets by "subnetting" ? What would be the subnet mask?

1 2763

You have a class C subnet. You would like to divide it up into 10 more Subnets by "subnetting" . How many hosts can you have per subnet?

1 2607

You have a class C subnet. You would like divide it up into 12 more subnets by "subnetting". However you also have to have at least 13 hosts per subnet. Can you do it ?

1 2323

Your class C network has been subnet-ed. Mask for the new subnets is 255.255.255.224. How many subnets and how many nodes per subnet can you have ?

1 3083

You have divided your class C network into 2 subnets. Your subnet mask is 255.255.255.192. What are the ranges of IPs for your subnets ? Your Network address before subnetting was 200.252.144.0

1 2649

You have a class B subnet. You would like to divide it up into 10 more subnets by "subnetting" . How many hosts can you have per subnet?

1 2432

You have a class B subnet. You would like to divide it up into 12 more subnets by "subnetting". However you also have to have at least 4000 hosts per subnet. Can you do it?

1 2500

You have a class B subnet (128.252.0.0). You want to divide it into 2 subnets. What will the ranges of IPs?

1 2506

What IP network addresses are set-aside for class B (for private use)? a. 128.0.0.0 (mask 255.255.0.0) b. 128.252.0.0 (mask 255.255.0.0) c. 172.16.0.0 (mask 255.240.0.0) d. 172.16.0.0 (mask 255.255.0.0) e. 172.240.0.0 (mask 255.255.0.0)

1 2516

Un-Answered Questions { Software }

Explain search factor and replication factor?

211

How to increment dates by 1 in mysql?

1035

Hi Iam doing a Manualtesting job in small company and my educational background is MCA i want to learn TELECOM PROTOCOL TESTING " please give any suggestion how is my carrier in IT filed and job opportunity cnances.is am i eligible for Protocol testing ?

2771

I have qtp 9.5 demo ver,I am not able to record the yahoo broeser.so anyone can tell me what setting i have to do in QTP for yahoo brower recording. why its not recognise the object of yahoo browser????

2718

How might you use MOD and INT on numeric to mimic SUBSTR on character Strings?

1375

Where is data structure used?

964

What are the Exception Methods in salesforce?

452

What is connection limit in postgresql?

900

Explain about the Try Block?

994

Without taking downtime how to fill logistics extractors (2lis types)

1712

Explain about the procedures that are compulsory in the case of procedures?

1036

what are function pointers?

1069

What is the wordpress loop?

166

What types of joins are supported by tmap component?

Does postgres have clustered index?

818

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