ICT

Each of data files has a _____ that describe the way the data is stored in the file

• Records

• Fields

• File structure

• Database

• SQL

After you _____ a record, many data management the environments require you to issue a command to save the changes you made

• Delete

• Update

• Sort key

• Index

• First key

Which type of system puts the user into direct conversation with the computer through a keyboard?

• Interactive computer

• Real time processing

• Batch processing

• Time sharing

• None of the above

A single packet on a data link is known as

• Frame

• ____

• Block

• Group

• None of the above

The process of communicating with a file from a terminal is

• Interrogation

• Interactive

• Heuristic

• All of the above

• None of the above

A common boundary between two systems is called

• Interface

• Interdiction

• Surface

• None of the above

• None of the above

The examination and changing of single bits or small groups of his within a word is called

• Bit manipulation

• Byte

• Bit

• Bit slice

• None of the above

Which computer has been designed to be as compact as possible?

• Micro computer

• Super computer

• Mini

• Mainframe

• None of the above

A general purpose single-user microcomputer designed to be operated by one person at a time is

• PC

• KIPS

• M

• Special-purpose computer

• None of the above

Which of the following is used for serial access storage only

• Magnetic tape

• RAM

• Magnetic disk

• Core memory

• None of the above