IT Questions and Answers :)

Tuesday, April 10, 2018

Which of these cloud distribution models delivers a licensed application to customers over the Internet as an on-demand service?

Which of these cloud distribution models delivers a licensed application to customers over the Internet as an on-demand service?

  • Platform as a service
  • Infrastructure as a service
  • Security as a service
  • Software as a service 

Which of these cloud distribution models delivers a licensed application to customers over the Internet as an on-demand service?


EXPLANATION

Software as a service, or "software on demand," is a software licensing and delivery model where a vendor hosts an application and allows you to download it for a set period of time.
This can be handy if your business wants access to a particular application without the upfront costs of purchasing a full license or dealing with maintenance.
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Monday, April 9, 2018

In which OSI layer does the UDP protocol operate?

In which OSI layer does the UDP protocol operate?

  • Data link
  • Network
  • Session
  • Transport
 
In which OSI layer does the UDP protocol operate?

EXPLANATION




Both TCP and UDP are transport protocols, belonging to the transport layer of the OSI model. Both TCP and UDP run on top of IP, which operates at the network layer.
 
 
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In PowerShell, what cmdlet corresponds to the "FL" alias?

In PowerShell, what cmdlet corresponds to the "FL" alias?

  • Format-Line
  • Format-List
  • For-Loop
  • Folder-Limit 

 
In PowerShell, what cmdlet corresponds to the "FL" alias?

EXPLANATION

Format-List is the long form of the "FL" command. This command is used to change the layout of list items when they are output to the console.
For-Loop, Folder-Limit, and Format-Line are not PowerShell commands.

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Thursday, April 5, 2018

Which of the following would be your first EIGRPv6 command in a new cisco router?

Which of the following would be your first EIGRPv6 command in a new cisco router?

  • interface config: ipv6 eigrp 1
  • global config: ipv6 unicast-routing
  • global config: ipv6 router eigrp 1
  • interface config: ipv6 unicast 

 
Which of the following would be your first EIGRPv6 command in a new cisco router?

EXPLANATION


EIGRPv6 involves the following configuration steps:
- Enable IPv6 routing using the ipv6 unicast-routing command.
- Create an EIGRPv6 process using ipv6 router eigrp asn command.
- Assign an EIGRPv6 router ID using the eigrp router-id router-id command in router configuration mode.
- Enable EIGRPv6 on interfaces using the ipv6 eigrp asn command in interface configuration mode

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In SAP how does a end-user make modifications to their account, for instance change a Printer?

In SAP how does a end-user make modifications to their account, for instance change a Printer?

  • Extras Menu->Settings
  • SU3 or System Menu -> User Profile -> Own Data
  • SAPUSER02
  • US3 or System Menu->Services->Output Control 

 In SAP how does a end-user make modifications to their account, for instance change a Printer?

EXPLANATION

In SAP an individual user account can make certain changes to their account.  Usually this is the Output device, Date Format and Decimal notation.  Administrators can lock out changes to specific fields.
SU3 Maintain Users Own Data

SOURCE


http://www.sapbasiskapil.com/2013/07/how-to-setup-default-printer-in-sap-su3.html
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What does the ALTER TABLE clause do ?

What does the ALTER TABLE clause do ?

  • The SQL ALTER TABLE clause modifies a table definition by altering, adding, or deleting table column
  • The SQL ALTER TABLE clause is used to insert data into database table
  • The SQL ALTER TABLE deletes data from database table
  • The SQL ALTER TABLE clause is used to delete a database table 

 
What does the ALTER TABLE clause do ?

EXPLANATION

Answer is A. SQL ALTER TABLE:  Modifies a table definition by altering, adding, or dropping columns and constraints, reassigning and rebuilding partitions, or disabling or enabling constraints and triggers.


SOURCE

https://docs.microsoft.com/en-us/sql/t-sql/statements/alter-table-transact-sql
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The software layer that abstracts physical resources from the VMs or operating systems running on top is the:

The software layer that abstracts physical resources from the VMs or operating systems running on top is the:

  • Compiler
  • Browser
  • Hypervisor
  • VMBus 

 
The software layer that abstracts physical resources from the VMs or operating systems running on top is the:

EXPLANATION

A hypervisor is computer software that creates and runs virtual machines. A hypervisor also divides the physical resources of a server and allocates them to all of the VMs that it manages.
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