Opera Quiz - Campus Recruitment Pwr March 2018

36 Questions | By Catherinehalcomb | Last updated: Mar 20, 2022 | Total Attempts: 231

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Welcome to the Opera Quiz! You will be given 10 questions from various fields of IT. Each question has just single correct answer. We have 3 x SoundBlaster Free portable speaker and 3 x RaspberryPi Zero W sets for the students that solve the quiz with the best result and in the shortest time. We will get in contact with the winners within 10 days in order to schedule a tour of our office in Wrocław and deliver the prizes. Opera Software Team Please provide your data, so we can reach you out:

Questions and Answers

1.

Which application layer protocol serves traffic between a web server and an internet browser?
- A.
  
  UDP
- B.
  
  HTTP
- C.
  
  FTP
- D.
  
  SMTP
2.

Which of the following is not a Linux distribution?
- A.
  
  Debian
- B.
  
  Ubuntu
- C.
  
  Red Hat
- D.
  
  Redstone
3.

Which of the following is not a routing protocol?
- A.
  
  RIP
- B.
  
  RIPE
- C.
  
  RIPv2
- D.
  
  BGP
4.

Which of the following is the safest access method for wireless networks?
- A.
  
  WPA-TKIP
- B.
  
  WPA-AES
- C.
  
  WPA2-TKIP
- D.
  
  WPA2-AES
5.

Which ISO/OSI layer do traditional switches operate in?
- A.
  
  Layer 2
- B.
  
  Layer 3
- C.
  
  Layer 4
- D.
  
  Layer 7
6.

Which network does 192.168.1.88 address belong to?
- A.
  
  192.168.1.0/28
- B.
  
  192.168.1.64/26
- C.
  
  192.168.1.80/30
- D.
  
  192.168.1.128/25
7.

What was Opera's Desktop previous layout engine called?
- A.
  
  Presto
- B.
  
  Pronto
- C.
  
  Trident
- D.
  
  Gecko
8.

What is the official programming language for Android development?
- A.
  
  JavaScript
- B.
  
  Java
- C.
  
  C++
- D.
  
  Python
9.

According to the C++11 standard, what is the output of this program? #include void f(int) { std::cout << "i"; } void f(double) { std::cout << "d"; } int main() { f(1.0); return 0; }
- A.
  
  1
- B.
  
  1.0
- C.
  
  I
- D.
  
  D
10.

What does HTML stand for?
- A.
  
  Hyper Trainer Marking Language
- B.
  
  Hyper Text Marketing Language
- C.
  
  Hyper Text Markup Language
- D.
  
  Hyper Text Markup Leveler
11.

Which of the following is the correct way of making a string in Java?
- A.
  
  String "Text";
- B.
  
  String text = 'text';
- C.
  
  String text = "text"
- D.
  
  String text = "text";
12.

Which of the passwords below is the strongest?
- A.
  
  Admin
- B.
  
  Password123
- C.
  
  Tr0ub4dor&3
- D.
  
  Correct horse battery staple strawberry
13.

How to defend against SQL injection?
- A.
  
  Use parameterized queries and prepared statements
- B.
  
  Use HTTPS everywhere
- C.
  
  Do not hardcode passwords
- D.
  
  Use HTTPOnly cookie flag
14.

Which of the following is not a feature of Object-Oriented Programming?
- A.
  
  Encapsulation
- B.
  
  Multitasking
- C.
  
  Polymorphism
- D.
  
  Inheritance
15.

Which Linux system directory traditionally contains configuration files?
- A.
  
  /root
- B.
  
  /var
- C.
  
  /etc
- D.
  
  /proc
16.

Which tool can be used to get current memory utilization in Linux?
- A.
  
  Free
- B.
  
  Top
- C.
  
  Htop
- D.
  
  All answers are correct
17.

Which of the following project is used for application containerization?
- A.
  
  Docker
- B.
  
  KVM
- C.
  
  Syslog
- D.
  
  Packer
18.

Traditionally, which user name by default has access to all commands and files on a Linux operating system?
- A.
  
  Root
- B.
  
  Admin
- C.
  
  Sysadmin
- D.
  
  System
19.

Which protocol allows name resolution in the Internet?
- A.
  
  DNS
- B.
  
  DHCP
- C.
  
  LDAP
- D.
  
  SMTP
20.

Abstract class in C++
- A.
  
  Can be instantiated directly
- B.
  
  Must consist of at least one virtual function
- C.
  
  Can not be overwritten (inherited)
- D.
  
  All statements are correct
21.

DOM is a set of browser features that allow developer manipulation of the content of a website. In this context DOM stands for
- A.
  
  Document Object Model
- B.
  
  Document Objectification Method
- C.
  
  Development Of Markup
- D.
  
  Development Of Methods
22.

Which feature is available in the newest version of Opera Desktop browser
- A.
  
  Free VPN
- B.
  
  Native ad-blocker with cryptojacking protection
- C.
  
  Currency and unit converter
- D.
  
  All mentioned features
23.

The process the computer takes to convert a high-level programming language into a machine language that the computer can understand is called
- A.
  
  Compilation
- B.
  
  Debugging
- C.
  
  Linking
- D.
  
  Preprocessing
24.

Which cloud computing model allows user to deploy and fully manage a virtual machine
- A.
  
  IaaS (Infrastructure as a Service)
- B.
  
  PaaS (Platform as a Service)
- C.
  
  SaaS (Software as a Service)
- D.
  
  Serverless
25.

Which of the following types of testing is NOT considered as Functional Testing
- A.
  
  Regression testing
- B.
  
  Smoke testing
- C.
  
  Performance testing
- D.
  
  Sanity testing