iti copa mcq online test Part - 6

 Copa online test preparation 2021

COPA MCQ Part -6

Ncvt ITI COPA Trade cbt exam Based on NIMI Question Bank COPA Theory Online Mock Test Series, Copa online exam practice question

1. Irreducible BER floor is created in frequency selective channels due to ______

A) Intersymbol interference
B) Random spectral spreading
C) Time-varying Doppler spread
D) Blind speed

ANSWER= (A) Intersymbol interference

 

2. DHCP uses UDP port _________ for sending data to the server.

A) 66
B) 67
C) 68
D) 69

ANSWER= (B) 67

 

3. What are the different views to present a Table?

A) Datasheet View
B) Design View
C) Pivot Table View
D) All of these

ANSWER= (D) All of these

 

4. In which state does one gathers and list all the necessary fields for the database design project?

A) Data Definition
B) Data Refinement
C) Establishing Relationship
D) None of these

ANSWER= (D) None of these

 

5. A transaction is delimited by statements (or function calls) of the form __________/ ______

A) Begin transaction and end transaction
B) Start transaction and stop transaction
C) Get transaction and post transaction
D) Read transaction and write transaction

ANSWER= (A)Begin transaction and end transaction

 

6. What type of join is needed when you wish to return rows that do have matching values?

A) Equi-join
B) Natural join
C) Outer join
D) All of these

ANSWER= (D) All of these

 

7. Which of the following is not an example of system software?

A) Language Translator
B) Utility Software
C) Communication Software
D) Word Processors

ANSWER= (D) Word Processors

 

8. Point out the wrong statement

A) Stored procedure can accept input and output parameters
B) Stored procedure can return multiple values using input parameters
C) Using the stored procedure, we can Select, Insert, Update, Delete data in a database
D) None of these

ANSWER= (B) Stored procedure can return multiple values using input parameters

 

9. What kind of language is Javascript?

A) Programming
B) Application
C) Scripting
D) None of these

ANSWER= (C) Scripting

 

10. Which of the following function of the String object creates a string to be displayed in a big font as if it were in a tag?

A) Anchor()
B) Big()
C) Blink()
D) Italics()

ANSWER= (B) Big()

 

11. PHP files have a default file extension of______

A) html
B) xml
C) php
D) ph

ANSWER= (C) php

 

12. Which of the following is designed to control the operations of a computer? system?

A) Application Software
B) System Software
C) Utility Software
D) User

ANSWER= (B) system software .

 

13. How many ways can a session data be stored?

A) 3
B) 4
C) 5
D) 6

ANSWER= (B) 4

 

14. Which directive determines how the session information will be stored?

A) Save_data
B) Session.save
C) Session.save_data
D) Session.save_handler

ANSWER= (D) Session.save_handler

 

15. How many configuration directives pertinent to PHP’s mail function are available?

A) 4
B) 5
C) 6
D) 7

ANSWER= (B) 5