Technical and Networking Based Questions
- DML is provided for:
(a) Description of logical structure of database
(b) Description of logical structure of database
(c) Manipulation & processing of database
(d) Definition of physical structure of database system
(Ans: C) - What is data integrity?
- The keyword to eliminate duplicate rows from the query result in SQL is:
- What will be the output of the program?
#include <stdio.h> int main() { const int x = 5; const int *ptrx; ptrx = &x; *ptrx = 10; printf("%d\n", x); return 0; }
(a) 5
(b) 10
(c) Error
(d) Garbage value
(Ans: C) - What will be output when you execute the following C code?
#include <stdio.h> void main(){ char arr[7] = "Network"; printf("%s", arr); }
(a) Network
(b) N
(c) Garbage Value
(d) Compilation error
(Ans: C) - What is the similarity between a structure, union, and enumeration?
(a) All of them let you define new values
(b) All of them let you define new data types
(c) All of them let you define new pointers
(d) All of them let you define new structures
(Ans: B) - What is the default subnet mask for a class C network?
(a) 127.0.0.1
(b) 255.0.0.0
(c) 255.255.0.0
(d) 255.255.255.0
(Ans: D) - Which of the following TCP/IP protocol is used for transferring electronic mail messages from one machine to another?
(a) FTP
(b) SNMP
(c) SMTP
(d) RPC
(Ans: C) - Which of the following is the address of the router?
(a) The IP address
(b) The TCP address
(c) The subnet mask
(d) The default gateway
(Ans: D) - FDDI is a:
(a) Ring network
(b) Star network
(c) Mesh network
(d) Bus based network
(Ans: A)