WorksheetsICT02 - Day 2
Total questions: 15
Worksheet time: 8mins
Which of the following defines Ohms's law?
R=IV
P=RI
I=RV
V=IR
Which of the following is NOT a valid expression in terms of Ohm's Law
I=V/R
V=IR
R=V/I
I=VR
Which is the definition of a 'brownout'
Complete loss of AC power
Reduced voltage level of AC power that lasts for a prolonged period of time
Reduced voltage level of AC power that lasts for a fraction of a second
Interference from generators and lightning
What does UPS stand for?
Uninterruptedly Powered System
Universal Power Supply
Uninterruptable Power Supply
Universal Powered System
What does UEFI stand for?
Unified Extensible Firmware Interface
Universal Extended Firmware Interface
Unknown Extremely Funny Individual
Unique Extension Firmware Interface
Untested External Firmware Interface
What does "Secure boot" in UEFI do?
Require a password at power on
Only allow trusted software to run at start-up
Require the use of a smart card or biometric reader to power on
Boot the system into a security programme to test the system
What does TPM help with?
Anti-virus
Validating network traffic
Encryption and Decryption
Verifying OS updates
Which CPU architecture is typically used in mobile devices?
CISC
DISC
RISC
HISC
What does CISC stand for?
Contained Initial System Configuration
Controlled Internal Service Computer
Counter Intuitive Style Computing
Complex Instruction Set Computer
Which of the following are benefits of an "integrated GPU" (pick two)
Reduced cost
Increased cost
Less heat generated
Higher performance
Which of the following is NOT a commonly used type of chip cooling?
Passive
Water
Active
Chemical
What does RAID stand for?
Random Accessible Individual Data
Redundant Array of Independent Disks
Reliable Array of Inexpensive Disks
Rapid Array of Individual Devices
Resilient Arrangement of Internal Drives
Which connection type usually gives the best performance on modern monitors?
VGA
DVI
HDMI
DisplayPort
Which connection type is most commonly used on modern TVs?
VGA
DVI
HDMI
DisplayPort
When a user contacts the help desk to report a device failure, what type of maintenance does this trigger?
Reactive
Proactive
Preventative
Predictive
