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Question 1

Select, insert, delete and update are members of ?

Answer 1

Data Manipulation

Question 2

The component that is the foundation of the computer

Answer 2

Motherboard

Question 3

What is the fastest throughput unit ?

Answer 3

Gigabit ( Gbps )

Question 4

Data persistence

Answer 4

Saves data in a non-volatile storage system so that the data’s value can be retrieved reliably later.

Question 5

Data Definition Language ( DDL )

Answer 5

Create, Drop , Alter, Truncate

Question 6

foreign key

Answer 6

acts as a cross-reference between tables because it references the primary key of another table, thereby establishing a link between them.

Question 7

Allows the user access to the systems and resources required to do their job

Answer 7

Discretionary access to controls ( DAC )

Question 8

The decimal equivalent of the binary number 01000001 is ______

Answer 8

65

Question 9

what is a Device Driver / Hardware Driver ?

Answer 9

Is a program that manages the system’s interaction with a particular piece of hardware.

Question 10

New Technology File System (NTFS)

Answer 10

Is a reliable file system. It can restore the CONSISTENCY of the file system in case of a power loss or system failure. It can also remap bad sectors by moving recoverable data from such sectors to healthy ones, and by tagging the bad sectors as not to be used.

Question 11

Drive Letter

Answer 11

Is a single alphabetic character A-Z that is assigned to a physical computer drive or drive partition.

Question 12

kernel ( operating system )

Answer 12

The central component of most operating systems.