Page 14 of 18
#131 In which type of transmission data is transmitted one byte at a time.
A) Simplex
B) synchronous
C) Asynchronous
D) Duplex
Answer: C
#132 A row in a table is also know as __________.
A) Column
B) Relational
C) Tuple
D) Table
Answer: C
#133 which of the following register has a special role in multiply and divide operations ?
A) Base register
B) Memory buffer register
C) Data register
D) Counter register
Answer: A
#134 Which is a program that controls particular type of device that is attached to the computer.
A) Operation System
B) Device Driver
C) Utility Software
D) Language Processor
Answer: B
#135 In _________ both stations can send and receive the data simultaneously .
A) Simplex
B) Full-duplex
C) Half- duplex
D) duplex
Answer: B
#136 Which of the following orbit is at the distance of 22000 miles from the surface of the earth?
A) Geostationary Earth Orbit
B) Low Earth Orbit
C) Medium Earth Orbit
D) High Earth Orbit
Answer: A
#137 Which of the following database uses a collection of the table to represent both data and the relationship among those data?
A) Network Database model
B) Relational Database Model
C) Object-oriented Database model
D) Hierarchical Database model
Answer: B
#138 Hierarchical DBMS organize data elements into _____________.
A) Segments
B) Data Compartments
C) Data Units
D) Objects
Answer: A
Page 14 of 18
