0.How do you freeze a field a column or field in Microsoft Access?
Options: (A)Click anywhere in the column and select Edit>Freeze Column form the menu (B) Place an ice cube in the column (C) Click anywhere in the column and click the freeze button on the toolbar (D) Right click the column and select freeze columns from the shortcut menu 7
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
Options: This option allows you to rearrange slides
B. This option allows you to set the time of animations
C. This option allows you to rehearsal of slide presentation
D. There is no such option in PowerPoint
Options: (A)It shows the software process as a set of activities each of which carries out data transformation. (B) Data and associated programs are reengineered to remove limits on the data processing. (C) It is responsible for the definition, operation, protection, performance, and recovery of a database. (D) Development of a database to meet a userâ€™s requirements 16
Which of the following pairs of country and the purpose for which U.N. Peace Keeping Force is maintained is correctly is correctly matched?
Options: Cyprus - to maintain peace between the two dominant ethnic groups in the country, Mozambique - To supervise a referendum, El Salvador - to deliver humanitarian aid, Lebanon - For supervising a 1992 accord
Options: (A)A device that enables human operators to communicate with the computer (B) A device that enables human operators not to communicate with the computer (C) Communication between computers (D) None of these 1
Nowadays many novel chemicals are being synthesized termed as xenobiotics. The unique feature of these is what they are biodegradablenon- biodegradablepose on environmental threatthey are environment friendly