What do you call a single point on a computer screen?
Ans:– C ,
More Computer Fundamental Related questions:
In geosynchronous orbit, satellite
Options: remains in a fixed position so that as earth rotates, it can fully cover the earth, remains in a fixed position related to points on earth, moves faster than the earth's rotation so that it can cover larger portion of earth., moves simultaneously
You have a network ID of 18.104.22.168 and you need to divide it into multiple subnets in which at least 600 host IDs for each subnet are available. You desire to have the largest amount of subnets available. Which subnet mask should you assign?
Options: Combine multiple equal memory holes into one big hole
B. Combine multiple small memory holes into one big hole
C. Divide big memory hole into small holes
D. Divide memory hole by 2
Ans:– B ,
Which of the following is not true of a magnetic disk?
Options: It is expensive relative to magnetic tape, It provides only sequential access to stored data, Users can easily update records by writing over the old data, It does not provide an automatic audit trail
Options: a. drag the primary key of a table into foreign key of another table
b. drag the foreign key of a table into the primary key of another table
c. drag any field from parent table and drop on child table
d. Any of above can be done to create relationship
The CPU, after receiving an interrupt from an I/O device
Options: halts for a predetermined time, hands over control of address bus and data bus to the interrupting device, branches off to the interrupt service routine immediately, branches off to the interrupt service routine after completion of the current instruction
Concurrency control is important for which of the following reasons?
Options: To ensure data integrity when updates occur to the database in a multiuser environment, To ensure data integrity when updates occur to the database in a single-user environment, To ensure data integrity while reading data occurs to the database in a multiuser environment, To ensure data integrity while reading data occurs to the database in a single-user environment