Which of the following is not true about documentation?
Options: Documentation, of a system, should be as clear and direct as possible, Documentation increases the maintenance time and cost, Documentation gives better understanding of the problem, All of the above
Options: All switches are VTP servers by default., All switches are VTP transparent by default., VTP is on by default with a domain name of Cisco on all Cisco switches., All switches are VTP clients by default.
Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?
Options: Paperless office, Electronic mail, Global network, Electronic newspaper
Which of the following is true concerning a global transaction?
Options: The required data are at one local site and the distributed DBMS routes requests as necessary., The required data are located in at least one nonlocal site and the distributed DBMS routes requests as necessary., The required data are at one local site and the distributed DBMS passes the request to only the local DBMS., The required data are located in at least one nonlocal site and the distributed DBMS passes the request to only the local DBMS.
Options: a. Required when a table does not have any unique fields in it
b. The primary key with AutoNumber as the field type
c. Made up of two or more fields to uniquely identify records
d. Is a foreign key that uniquely identifies records
Options: a condition in the international market where nations do not impose customs duty or other taxes on import of goods, market where the price of a commodity is determined by free play of the forces of supply and demand, ports that are exempted from payment of customs duty on articles of commerce, primarily to encourage tourism, None of the above