Options: A) input unit, output unit, control unit
B) input unit, output unit, control unit and storage
C) input unit, output unit, central processing unit and storage unit
D) input, output and storage units
Options: defines a source or destination of system data, identifies data flow, represents a process that transforms incoming data flow(s) into outgoing data flows, is a data store-data at rest, or a temporary repository of data
Options: a. Can only add values in a range of cells b. Provides a quick way to view the result of an arithmetic operation on a range of cells c. Automatically creates formulas and adds them to a worksheet d. A and c
The term 'polling' in a computer means a process by which a computer system
Options: detects/corrects errors, multiplexes the inputs and updates the memory accordingly, decides correct alternative by analysing several ones, inquires to see if a terminal has any transaction to send
Options: means storing records in contiguous blocks according to a key., Stores records sequentially but uses an index to locate records, uses an index for each key type, has records placed randomly throughout the file
When a new trunk link is configured on an IOS-based switch, which VLANs are allowed over the link?
Options: By default, all VLANs are allowed on the trunk., No VLAN's are allowed, you must configure each VLAN by hand., Only configured VLAN's are allowed on the link., Only extended VLAN's are allowed by default.