Options: (A)It is concerned with the design, evaluation, and implementation of interactive computing systems for human use and with the study of major phenomena surrounding them. (B) Extent to which a software product fulfills its purpose without wasting userâ€™s time/ energy/degrading their morale. (C) Human behavior that results in the introduction of faults into a system. (D) None of these 21
. All of the following are TRUE regarding virtual memory EXCEPT
Options: a. Any amount of RAM can be allocated to virtual memory
b. The setting for the amount of hard disk drive space to allocate virtual memory canbe manually change
c. This temporary storage is called the swap file or page file
d. Virtual memory is the physical space o the hard drive
Network 126.96.36.199 was assigned to the Acme Company to connect to its ISP. The administrator of Acme would like to configure one router with the commands to access the Internet. Which commands could be configured on the Gateway router to allow Internet access to the entire network? Gateway(config)# ip route 0.0.0.0 0.0.0.0 188.8.131.52 Gateway(config)# router rip Gateway(config-router)# network 184.108.40.206 Gateway(config-router)# network 220.127.116.11 default
What SQL command will allow you to change the table STUDENT to add the constraint named GradeCheck that states that the values of the Grade column must be greater than 0?
Options: ALTER TABLE STUDENT ALTER CONSTRAINT GradeCheck (Grade > 0);, ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck (Grade > 0);, ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck CHECK (Grade > 0);, None of the above is correct.
Options: (A)allows a process to select a replacement frame from the set of all frames (B) requires that each process selects from only its own set of allocated frames (C) Both (A)and (B) above (D) none of the above 27