Copa online test -12

 COPA MCQ Questions and Answers 

Copa Previous Year Question 

ITI Copa online test: Types of questions and answers in Copa,  Copa mcq questions, and answers. 

 

1. 1. What type of join is needed when you wish to include rows that do not have matching values?

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

ANSWER= (c) Outer join

 

2. Which of the following is one of the basic approaches for joining tables?

A) Subqueries
B) Union Join
C) Natural join
D) All of these

ANSWER= (D) All of these

 

3. What kind of Side Scripting Language is Javascript?

A) Browser
B) ISP
C) Server
D) None of these

ANSWER= (A) Browser

 

4. JavaScript is designed for the following purpose?

A) To Style HTML Pages
B) To Execute Query Related to DB on Server
C) To Perform Server Side Scripting Operation
D) To add interactivity to HTML Pages

ANSWER= (D) To add interactivity to HTML Pages

 

5. Which keyword can be used for coming out of recursion??

A) break
B) return
C) exit
D) break and return Both

ANSWER= (B) return

 

6. To validate an email address, which flag is to be passed to the function filter_var()?

A) FILTER_VALIDATE_EMAIL
B) FILTER_VALIDATE_MAIL
C) VALIDATE_EMAIL
D) VALIDATE_MAIL

ANSWER= (A) FILTER_VALIDATE_EMAIL

 

7. How many validation filters like FILTER_VALIDATE_EMAIL are currently available?

A) 5
B) 6
C) 7
D) 8

ANSWER= (C) 7

 

8. In PHP, cookies are set by using which one of the following?

A) setcookie ( ) function
B) set ( ) function
C) cookie_set ( ) function
D) none of these

ANSWER= (A) setcookie ( ) function

 

9. Name, value, expire, path, httponly, domain, secure all of these are arguments of which one of the following?

A) session ( ) function
B) setcookie ( ) function
C) reset_cookie ( ) function
D) none of these

ANSWER= (B) setcookie ( ) function

 

10. Which one of the following is the very first task executed by a session-enabled page?

A) Delete the previous session
B) Start a new session
C) Check whether a valid session exists
D) Handle the session

ANSWER= (C)Check whether a valid session exists

 

11. Which one of the following is the default PHP session name?

A) PHPSESSID
B) PHPSESID
C) PHPSESSIONID
D) PHPIDSESS

ANSWER=POSSESSEDSSID

 

12. If session.use_cookie is set to 0, this results in the use of which of the following?  system?

A) Session
B) Cookie
C) URL rewriting
D) Nothing happens

ANSWER= (C) URL rewriting.

 

13. Which one of the following functions is used to send an email using a PHP script?

A) mail_send()
B) send_mail()mailerilrr()
D) mail()

ANSWER= (D) mail()

 

14. What is the full form of DNS?

A) Digital Network System
B) Domain Network System
C) Digital Name System
D) Domain Name System

ANSWER= (D) Domain Name System

 

15. Which one of the following functions checks for the existence of DNS records? checkskdns()checklists()

C) checkdnsrr()checklistdnsa()

ANSWER= (C) checkdnsrr()