R Systems interview questions and answers

142 Articles

142

What is whitelist ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : A whitelist is a list of e-mail addresses or domain names…

Networking

Editor

What is an SSL and how does it works ?

July 17, 2021

1 Min Read

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July 17, 2021

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Answer : SSL (Secure Sockets Layer) is the standard security technology…

Networking

Editor

What is firewall ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : A firewall is a piece of hardware or software…

Networking

Editor

What are the layers of OSI ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : There are seven Layers in Open Systems Interconnection Model…

Networking

Editor

What is the difference between static and dynamic IP ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : Static IP configured by the ISP…

Networking

Editor

How to detect phishing ?

July 17, 2021

2 Min Read

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July 17, 2021

2 Min Read

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Answer : There are 5 ways to detect a phishing…

Networking

Editor

What is Spam ?

July 17, 2021

2 Min Read

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July 17, 2021

2 Min Read

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Answer : Spam is garbage mail or garbage newsgroup postings…

Networking

Editor

What is ISP ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : An Internet service provider (ISP) is a company…

Networking

Editor

What are cookies ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : Cookies are messages that web servers pass to web browser…

Networking

Editor

What is LAN and how to works ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : LAN stands for Local Area Network…

Networking

Editor

What is ping and how its works ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : Ping is a basic Internet tool that allows a user to validate…

Networking

Editor

What is an Addressing Scheme ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : An addressing scheme is obviously a requirement for communications…

Networking

Editor

How can we enable the USB pen drive in Network if Network administrator Disable the Drive ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : It should be done through the server by editing the…

Networking

Editor

“snap” is used by the Cisco IOS for which encapsulation types ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : E. Novell-FDDI…

Networking

Editor

How many types of routing protocols ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : There are two types of routing protocol…

Networking

Editor

What do you mean by gateway ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answer : Gateway is a network point that acts…

Networking

Editor

Suppose in DHCP server running network (assigning ip addresses automatically), you connect a Laptop in the same n/w, now how the DHCP is going to assign an IP address to it and how it will come to know that there’s one new machine added ?

July 17, 2021

1 Min Read

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July 17, 2021

1 Min Read

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Answers : We define range of ip in DHCP…

Networking

Editor

How to optimize Hive Performance ?

July 13, 2021

1 Min Read

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July 13, 2021

1 Min Read

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Answer : Tez-Execution Engine in Hive – Tez is a new application….

Hive

Editor

What is the difference between ‘select from table’ and ‘select column from table’ in hive ?

July 13, 2021

1 Min Read

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July 13, 2021

1 Min Read

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Answer : Table in Hive is stored as a directory in the HDFS…

Hive

Editor

What is the difference between hive view and a hive external table When should it be used ?

July 13, 2021

1 Min Read

0 9

July 13, 2021

1 Min Read

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Answer : When the user queries table x the query planner….

Hive

Editor

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R Systems interview questions and answers

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