Options: Database Instance
B. Database Snapshot
C. Database Schema
D. All of the above
Ans:– C ,
Stephanie is in charge of a small network and wants to make it simple but secure. The users want to have full control over their data and still be able to share data with the rest of the office. The networking knowledge of the office staff is basic. Which network(s) would be the best for Stephanie to set up?
Options: Peer-to-peer, Master domain, Server-based, WAN
Options: describes how data are structured in the data base, specifies for the DBMS what is required; the techniques used to process data, determine how data must be structured to produce the user's view, All of the above
The approach used in top-down analysis and design is
Options: to identify the top level functions by combining many smaller components into a single entity, to prepare flow charts after programming has been completed, to identify a top level function an d then create a hierarchy of lower-level modules and components., All of the above
Options: a permanent table which lists all key words and special symbols of the language in symbolic form, a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure, consists of a full or partial list of the tokens as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation, contains all constants in the program
Options: is invoked by describing a system in terms of inputs and outputs, leaving the transformation process a black box., assumes that the black box is independent, assumes that inputs and outputs will remain stable, All of the above
Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission?
You need the IP address of the devices with which the router has established an adjacency. Also, the retransmit interval and the queue counts for the adjacent routers need to be checked. What command will display the required information?
Options: show ip eigrp adjacency, show ip eigrp topology, show ip eigrp interfaces, show ip eigrp neighbors
Options: A high paging activity is called thrashing.
B. A high executing activity is called thrashing
C. A extremely long process is called thrashing
D. A extremely long virtual memory is called thrashing
Ans:– A ,
Computing systems most often facilitate planning because they:
Options: make it possible to take into account many possibilities in an uncertain situation, make it possible to solve complex problems, enable an appropriate data processing system to provide answers quickly, All of the above