Computer Architecture

The time required for fetching and execution of one simple machine instruction is known as

The memory unit which directly communicates with the CPU is known as

How many 32K $\times$ 1 RAM chips are needed to provide a memory capacity of 256K bytes?

The time required for fetching and execution of one machine instruction is:

Which of the following registers is used to keep track of address of the memory location where the next instruction is located?

A CPU generates 32-bit virtual addresses. The page size is 4 KB. The processor has a translation look-aside buffer (TLB) which can hold a total of 128 page table entries and is 4 -way set associative. The minimum size of the TLB tag is:

If a processor clock is rated as million cycles per second, then its clock perios is:

Which of the following is true about Von Neumann architecture?

Which of the following do not affects CPU performance?

A computer system has 16-bit wide address/ data bus that uses RAM chips of 4K $\times$ 8-bit capacity. The number of RAM chips are needed to provide a memory capacity of 64 Kbytes memory is

The primary purpose of cache memory in a computer system is

A CPU generates 32 bits virtual addresses. The page size is 4 KB. The processor has a translation look-aside buffer (TLB) which can hold a total of 128-page table entries and is 4- way set associate. The minimum size of the TLB tag is

Cache memory functions as an intermediary between

In computer architecture, which of the following correctly matches the fundamental unit used in the CPU, cache, and main memory respectively?

In an instruction execution pipeline, the earliest that the instruction TLB and data TLB can be accessed are

Consider a system with a CPU having 6 registers and 32-bit instructions. The maximum possible size of the main memory is 512 KB (1K = 2¹⁰). Each instruction takes two registers and one memory address as operands. Which one of the following correctly gives the maximum possible distinct instructions that can be there in the instruction set of the CPU?

In the design of a control unit of a processor, two common approaches are used: hardware control and microprogrammed control. Consider the following statements: 

The three sequential functions for CPU operations are

CISC stands for

______ bus structure is used in general to connect I/O devices

The method which offers higher speed of I/O transfers is:

The register which holds the address of the location to which the data are to be transferred is known as:

Which of the following registers can hold both data and addresses?

Which of these are normally used to initialize a computer system`s hardware?

Data stored here can be read quickly by the processor.

Collection of wires that carry data signals from one unit to other unit of computer system is called as

A functional unit of the computer that performs Arithmetic operations.

High speed memory placed between the processor and main memory is

Cache memory used for

Collection of wires that carry address data signals from control unit to other parts of computer system is called as