Public Service Commission, Nepal Bank LimitedInformation Technology, IT Officer2078/06/12
1. Most common types of a computer network is
a. PAN
b. LAN
c. WAN
d. MAN
2. What are the advantages of on-line UPS over offline UPS?
a. It gives stable output frequency
b. Supplies constant power output
c. Free form changes over and transition problem
d. Works on single or three-phase supply
3. The convenient place to store contact information for quick retrieval in e-mail is
a. Address box
b. Message box
c. Address book
d. Message box
4. The data link control portion of most LAN protocol is using today is based on
a. ANSI
b. IDDI
c. SDLC
d. HDLC
5. The use of technology to enhance learning process is called___ in education.
a. IT
b. ICT
c. Network Technology
d. Communication Technology
6. Which of the following is the first step in the software development life cycle?
a. Coding
b. Preliminary investigation and analysis
c. System testing
d. System design
7. The entity relationship set is represented in ER-diagram as
a. Double diamonds
b. Undivided rectangles
c. Dashed lines
d. Diamond
8. Graphical notation to describes the data flow between various processes of a system is called
a. Entity Relational Diagram
b. Data Analysis Diagram
c. Data Flow Diagram
d. State Diagram
9. A horizontal bar chart that shows project tasks against a calendar is called
a. Goal
b. Milestone
c. Deliverable
d. Gantt chart
10. Process data is called
a. Field
b. Information
c. Record
d. File
11. Which topology of LAN uses circuit switching?
a. Ring
b. Star
c. Tree
d. Bus
12. Bluetooth is a type of radio wave information transmission system that is good for about
a. 30 feet
b. 30 yard
c. 30 miles
d. 300 miles
13. Each database system supporting ODBC provides a/an
a. Modules
b. Interfaces
c. Library
d. Data dictionary
14. The simplest approach to introducing redundancy to duplicate every disk is called
a. Mirroring
b. Imaging
c. Copying
d. All of the above
15. Which of the following is not a recovery technique?
a. Deferred update
b. Two-phase commit
c. Immediate upgrade
d. Recovery management
16. There are__ types of indexed in SQL server.
a. 1
b. 2
c. 3
d. 4
17. Which one of the following cannot be a primary key in RDBMS?
a. Office ID
b. Identification number
c. City name
d. All of the above
18. What do you mean by "ROLL BACK" in a database?
a. DDL
b. DML
c. DCL
d. TCL
19. Forms are based on the concept of function dependency
a. 1 NF
b. 2 NF
c. 3 NF
d. BC NF
20. Who designs and implements database structures?
a. Programmers
b. Project managers
c. Database designers
d. Database administrators
-The End-
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