Cloud Infrastructure & Operation
- 1.Which of the following statement is NOT an advantage of LINUX?
- A.
LINUX is cheap
- B.
LINUX is secure
- C.
LINUX is portable
- D.
LINUX is scalable
- 2.Most of the configuration file is stored in the /etc directory. Which of the following is classified under system administration category?
- A.
/etc/mtab
- B.
/etc/nologin
- C.
/etc/services
- D.
/etc/logrotate.conf
- 3.Which of the following is the main portion or also known as the heart of LINUX?
- A.
Firewall
- B.
Kernel
- C.
Library
- D.
Shell
- 4.Which of the following keystroke allow user to save and exit vi editor?
- A.
Esc + :we
- B.
Esc + :sq
- C.
Esc + :se
- D.
Esc + :wq
- 5.Which of the following keystroke allow user to delete one line of words in vi editor?
- A.
Esc + x
- B.
Esc + dd
- C.
Esc + do
- D.
Esc + dw
- 6.Which of this is NOT a form of DoS attack?
- A.
Buffer Overflow Attacks
- B.
SYN floods
- C.
Smurf Attack
- D.
Device Denial-of-Service Attacks
- 7.Which of the following attack is best prevented by a strong encryption services that are based on cryptography only?
- A.
DoS
- B.
Mapping
- C.
Social Engineering
- D.
Trojan
- 8.#!/bin/bash #My first shell script echo Hello World Which of the following statement is TRUE?
- A.
Tell LINUX that the file is to be executed by bin/bash
- B.
Tell LINUX to print My first shell script
- C.
Tell LINUX to repeat Hello World
- D.
Tell LINUX that the file is to be saved by bin/bash
- 9.Which command allow user to delete a directory?
- A.
Deldir
- B.
Mkdir
- C.
Rmdir
- D.
Unmount
- 10.What does the bin sub-directory contains?
- A.
It contains many other parts of the basic LINUX system.
- B.
It contains sequence of directories to follow to reach the file.
- C.
It contains program that correspond to core LINUX command.
- D.
It contains home directories of all users with accounts on the system.
- 11.Which of the following describe the directory /dev/hdb?
- A.
Floppy (b:)
- B.
Hard disk (master)
- C.
Hard disk (slave)
- D.
2nd SCSI hard disk
- 12.Which of the following symbol represent the CORRECT permission access to test.txt if the owner & group access were given read & writes permission while the guest was only allowed to read?
- A.
-r--rw-rw-
- B.
-rw-rw-r--
- C.
Dr--rw-rw-
- D.
Drw-rw-r--
- 13.What is the command to change the permission access -rwxrw-r-- of test2.txt?
- A.
Chmod 246 test2.txt
- B.
Chmod 442 test2.txt
- C.
Chmod 627 test2.txt
- D.
Chmod 764 test2.txt
- 14.How to achieve a secure connection between your Private Cloud and Public Cloud provider?
- A.
Consolidate data storage
- B.
De-provisioned automatically
- C.
Jointly managed the activities
- D.
Connect the environment through VPN
- 15.Which class does 16 ports SAN switch with a single controller component classified?
- A.
Active Class
- B.
Director Class
- C.
Modular Class
- D.
Service Class
- 16.What type of attack that occurs when someone between you and the person with whom you are communicating is actively monitoring and controlling your communication transparently.
- A.
Hijacking
- B.
Trojan
- C.
Sniffing
- D.
Spoofing
- 17.Which of the following is NOT a SAN component layer?
- A.
Access Layer
- B.
Host Layer
- C.
Fabric Layer
- D.
Storage Layer
- 18.What SUDO program does?
- A.
Unmount a device
- B.
Access user root privileges
- C.
Act as system administrator
- D.
Formatting capabilities software
- 19.Which cloud deployment model is use if there is a needs for sharing data, platform and applications to a specific group with a common goal?
- A.
Community Cloud
- B.
Hybrid Cloud
- C.
Private Cloud
- D.
Public Cloud
- 20.Which cloud deployment model is solution if there is a needs for high degree of governance?
- A.
Community Cloud
- B.
Hybrid Cloud
- C.
Private Cloud
- D.
Public Cloud
- 21.What is UNIX?
- A.
Sub -directory folder
- B.
Non-portable hardware
- C.
Freely available application
- D.
Open source Operating System
- 22.Which one of the following is use to automate the creation, monitoring and deployment of resources in data centre?
- A.
OVF
- B.
Orchestrator
- C.
Service Manager
- D.
Virtual Machine Manager
- 23.Which of the following is NOT a cloud service model?
- A.
IaaS
- B.
PaaS
- C.
FaaS
- D.
SaaS
- 24.What does SOA stands for?
- A.
Service oriented archictecture
- B.
Storage oriented archictecture
- C.
Server oriented archictecture
- D.
System oriented archictecture
- 25.Which of the following is NOT the limitation of cloud computing?
- A.
Automated updates
- B.
Vendor - lock in application
- C.
Legislation on privacy
- D.
Cloud Security
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