IT Advanced Flashcards
Which of these addresses is the shortest abbreviation for the IP address:
3FFE:1044:0000:0000:00AB:0000:0000:0057?
3FFE:1044:0:0:AB::57
The default character for specifying substitution variables in SELECT statement is:
&
SDLC is abbreviation for:
System Development Life Cycle
In tuple relational calculus P1 → P2 is equivalent to :
¬ P1 ∨ P2
Which backup type backs up only files that were modified on the day of the backup, and does not reset the archive bit to off?
Daily
Which RAID level is not considered fault tolerant, but will improve disk performance?
RAID 0
Which technology would be recommended for a business that requires workers to access the Internet while visiting customers at many different locations?
Cellular
The DBMS that is most difficult to use is
Oracle Corporation’s Oracle
A user is setting up a join operation between tables EMP and DEPT. There are some employees in the EMP table that the user wants returned by the query, but the employees are not assigned to departments yet. Which SELECT statement is most appropriate for this user?
select e.empid, d.head from emp e, dept d where e.dept# (+) = d.dept#;
A relational database developer refers to a record as
A tuple
Virtual Private Network? What will happen if the default gateway address is incorrectly configured on a host?
The host cannot communicate with hosts in other networks.
What is the general term that is used to describe a piece of data at any layer of a networking model?
protocol data unit
HTM In a Javascript Application what function can be used to send messages to users requesting for an text input?
Prompt()
A Bar code Printer used at Donation Department
ZEBRA ZM400
No of Governorates sharing in afternoon Daily Reports are
27
