1. Name the technique of processing transactions in random order.
(1) Transaction processing
(2) Batch processing
(3) Offline processing
(4) Sequential file processing
(5) None of these
Ans. (1) Technique of processing transactions in random order is Transaction processing.
2. OLAP stands for _______.
(1) Online analytical processing
(2) Online analysis processing
(3) Online transaction processing
(4) Online aggregate processing
(5) Online application processing
Ans. (1) OLAP is the manipulation of information to support decision making .
3. Which of the following systems software does the job of merging the records from two files into one?
(1) Security software
(2) Utility program
(3) Networking software
(4) Documentation system
(5) None of the above
Ans. (2) Utility program does the job of merging the records from two files into one.
4. Fork is _______.
(1) the dispatching of a task
(2) the creation of a new job
(3) the creation of a new process
(4) increasing the priority of a task
(5) None of the above
Ans. (3) Fork is the creation of a new process.
5. Thrashing ________.
(1) is a natural consequence of virtual memory systems
(2) can always be avoided by swapping
(3) always occurs on large computers
(4) can be caused by poor paging algorithms
(5) None of the above
Ans. (4) Thrashing can be caused by poor paging algorithms.
6. What do data warehouses support?
(1) OLAP
(2) OLTP
(3) OLAP and OLTP
(4) Operational databases
(5) None of these
Ans. (1) Data warehouses support OLAP.
7. Create table employee (name varchar ,id integer) What type of statement is this?
(1) DML
(2) DDL
(3) DCL
(4) View
(5) Integrity constraint
Ans. (2) Data Definition language is the language which performs all the operation in defining structure of relation.
8. _______ are special-interest groups that quickly test, evaluate, and standardize new technologies.
(1) Forums
(2) Regulatory agencies
(3) Standards organizations
(4) All of the above
(5) None of these
Ans. (1) Forums are special-interest groups that quickly test, evaluate, and standardize new technologies.
9. Which agency developed standards for physical connection interfaces and electronic signaling specifications?
(1) EIA
(2) ITU-T
(3) ANSI
(4) ISO
(5) None of these
Ans. (1) EIA agency developed standards for physical connection interfaces and electronic signaling specifications
10._______ is the protocol suite for the current Internet.
(1) TCP/IP
(2) NCP
(3) UNIX
(4) ACM
(5) LlN
Ans. (1) TCP/IP is the protocol suite for the current Internet.
