CA memory transfer

The set of wires, which carry information in a controlled manner, is called

• System bus

• Public bus

• Private bus

• None of these

The ALU works on the instructions and data held in the _______________

• Notebook

• Registers

• Copy Pad

• I/O devices

MAR stands for

• Memory Accumulator Register

• Medium Access RAM

• Memory Address Register

• None of the mentioned

______ are numbers and encoded characters, generally used as operands.

• Input

• Data

• Information

• Stored Values

The control unit controls other units by generating ___________

• control signals

• timing signals

• transfer signals

• command signals

A source program is usually in _______

• Assembly language

• Machine level language

• High level language

• Natural language

Which memory device is generally made of semiconductors?

• RAM

• Hard disk

• Floppy disk

• CD drive

What is the purpose of the source operand in a machine instruction?

• Specifies the operation to be performed

• Holds the data on which the operation is performed

• Contains the result of the operation

• Points to the next instruction to execute

A collection of lines that connects several devices is called …………..

• bus

• peripheral connection wires

• Both a and b

• internal wires

In a single byte how many bits will be there?

• 8

• 16

• 4

• 32