____ are designed to correct things such as security issues as well as problems affecting stability, performance, or the operation of features included with the operating system.
A. Service updates
B. Hotfixes
C. Service packs
D. Service upgrades
Answer: C
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________ is a variety of technologies for managing computer resources by providing an abstraction layer between the software and the physical hardware.
A) Virtual machine B) Open Platform for NFV C) Virtualization D) Business support system
Dillion’s company has decided it wants to find a way to do a better job of tracking clothing inventories. Dillon has been asked to research ways to use the wireless network and IoT devices to help when tracking the clothing inventories. What should Dylan recommend to his company to help track the inventories?
A. NFC tags B. Bluetooth receivers C. 4G tracking receivers D. RFID tags
What is used to facilitate the use of virtual machine dynamic memory?
A. The virtual hard disk associated with the virtual machine. B. A registry entry that enables sharing the host's page file with all guest machines. C. The virtualization features of the processor are used to overload and compress the amount of physical RAM needed for the dynamic memory. D. The smart paging file, which is normally located in the same directory as the virtual machine configuration files.
What is the default initial value of a String instance variable?
a. "" b. "default" c. default d. null