Erlang (programming language)/Erlang MCQ Question Sample Test,Sample questions

Question:
 h() is used to?

1.Prints the current variable bindings

2.Removes all current variable bindings

3.Removes the binding for a particular variable

4.Prints the history list of all the commands executed in the shell

Posted Date:-2022-11-09 03:29:42


Question:
 In Erlang, there are _______ types of numeric literals.

1.0

2.1

3.2

4.3

Posted Date:-2022-11-09 03:30:48


Question:
 What are the datatypes that Erlang provides?

1.Constant data types

2.Compound data types

3.Both A and B

4.None

Posted Date:-2022-11-09 03:54:11


Question:
A file can be included in Erlang by

1.Include (File)

2.Include_lib (File)

3.Both of these

4.None of These

Posted Date:-2022-11-09 04:38:56


Question:
A section of code that responds to a particular interaction of the user with a gui control is called a ... ?

1.dispatch function

2.event handler

3.control structure

4.exception handler

Posted Date:-2022-11-09 04:48:41


Question:
A true or false statement put into code that the programmer expects to always be true is an ...

1.exception

2.harness

3.assertion

4.expression

Posted Date:-2022-11-09 04:47:54


Question:
An atom is a literal, a constant with name.

1.TRUE

2.FALSE

3.Can be true or false

4.Can not say

Posted Date:-2022-11-09 03:31:41


Question:
At Dartmouth College in 1964 John Kemeny and Thomas Kurtz invented .... ?

1.ALGOL

2.BASIC

3.FORTRAN

4.None

Posted Date:-2022-11-09 04:50:28


Question:
Atoms should begin with a ?

1.special character

2. lowercase letter

3.uppercase character

4. None of the above

Posted Date:-2022-11-09 03:32:43


Question:
Atoms should begin with a ?

1.special character

2.lowercase letter

3.uppercase character

4.None of the above

Posted Date:-2022-11-09 04:57:54


Question:
Dylan, Erlang, Haskell and ML are examples of ... ?

1.web languages

2.declarative languages

3.functional languages

4.visual languages

Posted Date:-2022-11-09 04:53:17


Question:
Erlang has built-in support for

1.Concurrency

2.Fault tolerance

3.Distribution

4.All of the above

Posted Date:-2022-11-09 04:42:46


Question:
Erlang was later released as an open source language in year?

1.1997

2.1998

3.1999

4.2000

Posted Date:-2022-11-09 03:24:44


Question:
Give the list of valid guard expressions?

1.Atom true

2.Other constants

3.Calls to the BIFs specified

4.All of these

Posted Date:-2022-11-09 04:55:34


Question:
GOS is typically given as a likelihood that a ________

1.Call is in progress

2.Channels are busy

3.Call is blocked

4.Channel are free

Posted Date:-2022-11-09 05:13:08


Question:
In Erlang, there are _______ types of numeric literals.

1.0

2.1

3.2

4.3

Posted Date:-2022-11-09 05:00:00


Question:
List out the pre-defined Macros in Erlang?

1.File

2.Line

3.Machine

4.All of the above

Posted Date:-2022-11-09 04:40:27


Question:
List out the pre-defined Macros in Erlang?

1.Module: It returns the name of the current module

2. Module_String: It returns the name of the current module, as a string

3. File: It returns the current file name

4.All of the above

Posted Date:-2022-11-09 04:51:31


Question:
One Erlang represents _________

1.One call- hour per hour

2.One call-minute per hour

3.One call- hour per minute

4.Many calls- hour per hour

Posted Date:-2022-11-09 05:06:42


Question:
RISC is ...

1.a defensive programming style

2.a web framework

3.a threading library

4.a CPU design strategy

Posted Date:-2022-11-09 04:49:37


Question:
Single line comments are identified by using the % symbol at any position in the line.

1.Yes

2.No

3.Can be yes or no

4.Can not say

Posted Date:-2022-11-09 03:27:26


Question:
The /0 means that our function start accepts ______ parameters.

1. 1

2.-1

3.0

4.None of the above

Posted Date:-2022-11-09 03:26:40


Question:
The time requires to allocate a trunked radio channel to a requesting user is called _______

1.Dwell time

2.Holding time

3.Run time

4.Set up Time

Posted Date:-2022-11-09 05:14:48


Question:
The ______ sign is used to add comments to the program.

1. %

2. *

3.$

4. #

Posted Date:-2022-11-09 03:25:50


Question:
To include a file in Erlang what is the command used?

1.include (File)

2.include_lib (File)

3.All of these

4.None

Posted Date:-2022-11-09 04:54:11


Question:
What are the advantages of Erlang over other programming languages?

1.Mostly functional programming with decent matching constructs, but with fully dynamic typing

2.Reliability-oriented standard library

3.Hot code swapping

4.All of the above

Posted Date:-2022-11-09 04:41:25


Question:
What are the key features of Erlang?
A. 
B. 
C. 
D. All of the above

1.Memory Management

2.Distribution

3.Integrationwrong

4.All of the above

Posted Date:-2022-11-09 04:43:28


Question:
What are the key features of Erlang?

1.Declarative Syntax: It has got the declarative syntax

2.Concurrent: It has a process-based model of concurrency

3.Realtime: It programs a real-time system

4.All of the above

Posted Date:-2022-11-09 04:52:28


Question:
What are the large companies using Erlang in their production systems?

1.Amazon

2.Facebook

3.WhatsApp

4.All of the above

Posted Date:-2022-11-09 04:42:05


Question:
What is an erlang ?

1.An Appalachian musical instrument

2. An Australian Aboriginal weapon

3.unit of telephone traffic

4.A subatomic particle

Posted Date:-2022-11-09 05:07:49


Question:
What is Erlang?

1.General purpose programming language

2.Assembly Language

3.Both of these

4.None

Posted Date:-2022-11-09 04:46:52


Question:
What is the list of valid guard expressions?

1.Arithmetic Expressions

2.Boolean Expressions

3.Short-circuit Expressions

4.All of the above

Posted Date:-2022-11-09 04:39:39


Question:
What is the measure of the ability of user to access a trunked system during the busiest hour?

1.Trunking

2.Grade of Service

3.Multiplexing

4.Sectoring

Posted Date:-2022-11-09 05:08:31


Question:
What is the syntax to write Macros in Erlang?

1.define ( Const, Replacement )

2.define ( Fun ( Var1 , Var2, …., Var ) , Replacement )

3.both (a) and (b)

4.None of these

Posted Date:-2022-11-09 04:46:02


Question:
Which of the following removes all current variable bindings?

1.b()

2.f()

3. x()

4.z()

Posted Date:-2022-11-09 03:28:34


Question:
You could use XSLT to ...

1.speed up database queries

2.encrypt passwords

3.transform XML into HTMLcorrect

4.cache html pages

Posted Date:-2022-11-09 04:57:02


Question:
_____ is a general purpose or you might say a functional programming language and runtime environment.

1.Verilog

2.Svn

3.Erlang

4.Solidity

Posted Date:-2022-11-09 05:01:12


Question:
_______ is a general purpose or you might say a functional programming language and runtime environment.

1.Verilog

2.Svn

3.Erlang

4.Solidity

Posted Date:-2022-11-09 03:23:46


More MCQS

  1. Erlang MCQ Question
Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!