I need anwers for all the question can any one help me?

For each question in this section, select the best of the answer choices given

What is the name of the programming technique, which emphasizes breaking large and complex tasks into successively smaller sections?
a. Scrambling
b. Structured Programming
c. Micro Programming
d. Sub Programming

Data integrity refers to
a. Privacy of data
b. The simplicity of data
c. The validity of data
d. The security of data

Which data communication method is used for sending data in both directions at the same time?
a. Super duplex
b. Simplex
c. Half duplex
d. Full duplex

What is the usual number of bits transmitted simultaneously in parallel data transmission used by microcomputers?
a. 6
b. 9
c. 8
d. 7

The transfer of data from a CPU to peripheral devices of a computer is achieved through
a. Modems
b. Computer ports
c. Interface
d. Buffer memory

The channel in the data communication model can be
a. Postal mail services
b. Telephone lines
c. Radio signals
d. all the above

The systematic access of small computers in a distributed data processing system is referred to as
a. dialed service
b. multiplexing
c. polling
d. conversational mode

A characteristic of a multi programming system is
a Simultaneous execution of Program instructions from two applications
b. Concurrent processing of two or more programs
c. Multiple CPU鈥檚\
d. All the above

In the IBM PC - AT, What do the words AT stand for
a. Additional Terminal
b. Advance Technologies
c. Applied Technologies
d. Advanced terminology

Different components on the motherboard of a PC processor unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
a. Conductors
b. Buses
c. Connectors
d. Connectivity

Execution of instructions from different and independent programs by a computer at the same instant time is called
a. Multiprogramming
b. Multiprocessing
c. Concurrent Programming
d. Multitasking

Which of the following terms is the most closely related to main memory?
a. non-volatile
b. permanent
c. Control unit
d. Temporary

Which of the following are true?
a. Fields are composed of bytes
b. Fields are composed of characters
c. Records are composed of fields
d. All the above

Which of the following hardware component is most volatile?
a. ROM
b. RAM
c. PROM
d. EEPROM

Which of the following affects the processing power?
a. Data bus capacity
b. Addressing scheme
c. Register size
d. All the above

B
B
D
C
C
D
B
C
D
B
B
C
D
A
D

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