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WorksheetsBCS System & Architecture Quiz 7
Total questions: 20
Worksheet time: 40mins
what are the main functions of ALU
performs requests
arithmetic and logical operations
sends packets
Saves information
Which of the following is most likely to reduce data loss from a cloud storage failure?
Using a single service provider.
Using multiple data centres.
Encrypting data
Having good cloud security.
what allows computers to communicate over long distance networks
UDP
LAC
TCP
SNMP
which of the following limits data usage
IAAS
CACHE
SAAS
PAAS
A mail server is not receiving external mail. Which DNS record SHOULD be checked?
A
PTR
MX
CNAME
Which two ports does SMB use?
20 and 21
133 and 143
139 and 445
139 and 1096
What type of cloud service would a hosted email service be?
PAAS
SAAS
IAAS
XAAS
Which of the following can cause CPU failure?
Southside bus failure
Northside bus failure
VGA failure
heatsink failure
which of the following is signature based
IPS
NIDS
IDS
SAAS
What is the KEY function of type 1 hypervisor?
Acts as the operating system and shares physical resources to virtual machines
Uses the installed operating system to share physical resources to virtual machines
Acts as a virtual machine to share physical resources to the operating system
Uses the virtual machine's installed operating system to share physical resources.
Which of the following is a cause and effect of a malware infection?
Weak passwords enabling a DDOS attack
Patched vulnerabilities on a server allowing installation of ransomware
Unpatched vulnerabilities on a server allowing installation of a crypto virus that encrypts all files.
Enabling outbound http traffic on a firewall enabling remote installation of spyware.
A Windows update has taken place and the sound has stopped working on a user's device. An engineer has checked the that the latest drivers are installed. After a restart the sound still does not work. What further step SHOULD solve the problem?
Download the latest video drivers and install them as they have audio drivers
Roll back the update and ignore the constant update attempts
Change the sound card for a more up-to-date card
Use a USB headset as this doesn't use the on-board sound card
A Linux device does not boot. The primary partition has lost the boot flag. Which application would be used to repair this fault?
Disk manager
F10 BIOS setup
Device manager
Fdisk
Which of the following is a KEY feature of middleware?
Creates a portable GU
Manages system monitoring.
Coordinates processes across systems
Coordinates disaster recovery
Which part of a computer can be used to reliably store information once the computer is switched off?
Hard disk drive
Floppy disk drive.
Memory.
CPU.
how many conductors does SATA have
40
80
7
14
using which service do you have full access
IAAS
PAAS
OSes
Xaas
what is a form of load balancing
application
DNS round robin
Classic
Balanced
what Raid should be used if the server is constantly used (2 answers)
RAID 1
RAID 5
RAID 10
RAID 0
SCSI definition
small computer software interface
small computer standard interface
small computer system interface
small computer storage interface
