Options: is a device that performs a sequence of operations specified by instructions in memory., is the device where information is stored, is a sequence of instructions, is typically characterized by interactive processing and time-slicing of the CPU's time to allow quick response to each user.
Options: a. Foreign key fields don’t allow duplicate values
b. In primary key field you can enter duplicate value
c. In an indexed field you may or may not enter duplicate value depending upon setting
d. All statements are true
In linear search algorithm the Worst case occurs when
Options: A)The item is somewhere in the middle of the array
b.The item is not in the array at all
c.The item is the last element in the array
d.The item is the last element in the array or is not there at all
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
Stored procedures have which of the following advantages?
Options: It takes a longer time to write them as compared to writing Visual Basic., Network traffic increases, Data integrity improves as multiple applications access the same stored procedure., Result in thicker client and thinner database server.
You need to gather the IP address of a remote switch that is located in Hawaii. What can you do to find the address?
Options: Issue the show ip arp command on the router connected to the switch., Issue the show ip route command on the router connected to the switch., Issue the show cdp neighbor command on the router connected to the switch., Issue the show cdp neighbors detail command on the router connected to the switch.
What information is displayed by the show hosts command? Temporary DNS entries The names of the routers created using the hostname command The IP addresses of workstations allowed to access the router Permanent name-to-address mappings created using the ip host command The length of time a host has been connected to the router via Telnet
Options: 1, 2 and 3, 1 and 4, 3, 4, and 5, All of the above
Satellite-Switched Time-Division Multiple Access (SS/TDMA) is
Options: the method of determining which device has access to the transmission medium at any time., a medium access control technique for multiple access transmission media, a form of TDMA in which circuit switching is used to dynamically change the channel assignments, All of the above