. After entering all fields required for a table, if you realize that the third field is not needed, how will you remove?
Options: a. You need to delete the whole table. There is no method to remove a particular field only.
b. Delete all the fields from third downwards and reenter the required fields again.
c. Select the third column in datasheet view then delete
d. Select the third row in table design view then delete
What are reasons for creating OSPF in a hierarchical design? To decrease routing overhead To speed up convergence To confine network instability to single areas of the network To make configuring OSPF easier
Options: a. The facility to easy editing, spelling check, auto pagination, lay out and printing reports
b. The ability to store large amount of data to facilitate easy update, sort and retrieval
c. The ability to calculate efficiently with the help of built-in functions and analyze
d. All of above
_____________ refers to the correctness and completeness of the data in a database?
Options: Data security
B. Data integrity
C. Data constraint
D. Data independence
Ans:– B ,
The dielectric constant of a material is a measure of:
Options: the amount of voltage it can withstand before breaking down, how well the material concentrates electrostatic lines of force, the amount of opposition to the current flow, how well the material concentrates magnetic lines of force
The Corporate router receives an IP packet with a source IP address of 192.168.214.20 and a destination address of 192.168.22.3. Looking at the output from the Corporate router, what will the router do with this packet? Corp#sh ip route [output cut] R 192.168.215.0 [120/2] via 192.168.20.2, 00:00:23, Serial0/0 R 192.168.115.0 [120/1] via 192.168.20.2, 00:00:23, Serial0/0 R 192.168.30.0 [120/1] via 192.168.20.2, 00:00:23, Serial0/0 C 192.168.20.0 is directly connected, Serial0/0 C 192.168.214.0 is directly connected, FastEthernet0/0
Options: The packet will be discarded., The packet will be routed out the S0/0 interface., The router will broadcast looking for the destination., The packet will be routed out the Fa0/0 interface.
Which of the following is requirement to develop a successful management information system?
Options: a staff of technical specialists with the skills necessary to develop the computer based parts of the system, the development of a short-range goal for the system, the development of a long-range goal for the system, a commitment from management to allocate the personnel and resources necessary to get the job done
Options: It automatically completes abbreviated words
B. It completes text entries that match an existing entry in the same column
C. It completes text and numeric entries that match an existing entry in the same column
D. It completes text entries that match an existing entry in the same worksheet
Ans:– B ,
. Right clicking something in PowerPoint
Options: a. Deletes the object b. Selects the object c. Opens a shortcut menu listing for the object d. Nothing he right mouse button for operation
Options: a. Is used to delete all the records of all tables in a database
b. Will repeat the recent delete operation to all the records of current table
c. Is available in edit relatiionship dialog box which makes sure that all the related records will be deleted automatically whn the record from parent table is deleted
d. None of above