Computer Architecture

Упражнение 1:

Номер 1

 Each machine instruction uses:

Ответ:

(1) cache

(2) triggers

(3) some electrical scheme

(4) condenser

Номер 2

A hardware implementation of machine instruction is:

Ответ:

(1) not flexible

(2) cheap

(3) expensive

(4) quick

Номер 3

The microprogramming is:

Ответ:

(1) flexible

(2) free of charge

(3) not free of charge

(4) not flexible

Упражнение 2:

Номер 1

What does "pipelining" mean?

Ответ:

(1) execution instructions one by one

(2) execution different instructions at the same time;

(3) jumping to some instruction not in strict sequence

(4) execution instructions by CPU

Номер 2

What does "fetching" mean?

Ответ:

(1) execution instructions one by one

(2) execution different instructions at the same time;

(3) jumping to some instruction not in strict sequence

(4) execution instructions by CPU

Номер 3

What does "interleaving" mean?

Ответ:

(1) execution instructions one by one

(2) execution different instructions at the same time

(3) jumping to some instruction not in strict sequence

(4) dividing memory into several banks with different access mechanism

Упражнение 3:

Номер 1

If one process wants to read from the memory and another wants to write where then:

Ответ:

(1) one will work with memory, another will wait until the first done

(2) both processes will work with memory at the same time

(3) it is impossible

(4) a computer will break down

Номер 2

If  two processes want to read the same data from memory and a computer has cache then:

Ответ:

(1) one will work with memory, another will wait until the first done

(2) both processes will work together without any waiting

(3) it depends on processes

(4) it depends on data

Номер 3

If data are frequently used it is placed into:

Ответ:

(1) main memory

(2) cache

(3) cd

(4) floppy

Упражнение 4:

Номер 1

The scheme with cache can work with less or equal:

Ответ:

(1) 6 processes

(2) 10 processes

(3) 11 processes

(4) 15 processes

Номер 2

The first multi-computer is called:

Ответ:

(1) Mark

(2) Z-3

(3) IBM/360

(4) ILLIAK IV

Номер 3

The first multi-computer appeared in:

Ответ:

(1) 1967-1971

(2) 1955-1956

(3) 1980-1996

(4) 1971-1980

Упражнение 5:

Номер 1

All computers in a multi-computer run:

Ответ:

(1) the same operation with the same data at the same time

(2) the different operations at the same time

(3) the same operation with different data at the same time

(4) the same operation with the same data in different time

Номер 2

In a multi-computer every computer has:

Ответ:

(1) local cache

(2) local control unit

(3) local processor and memory

(4) local memory

Номер 3

The scheme to achieve parallelism with multi-computer is called:

Ответ:

(1) MIMD

(2) SIMD

(3) VLIW

(4) EPIC

Упражнение 6:

Номер 1

In MIMD computers use:

Ответ:

(1) common triggers

(2) common registers

(3) common channels

(4) common bridges

Номер 2

The scheme to achieve parallelism where computers share memory is:

Ответ:

(1) MIMD

(2) SIMD

(3) VLIW

(4) EPIC

Номер 3

The programming language for MIMD is:

Ответ:

(1) Assembler

(2) C++

(3) FORTRAN

(4) OCCAM

Упражнение 7:

Номер 1

 Which scheme executes different sub-steps of sequential instructions simultaneously?

Ответ:

(1) MIMD

(2) SIMD

(3) VLIW

(4) EPIC

Номер 2

Which scheme executes operations when programs are compiled?

Ответ:

(1) MIMD

(2) SIMD

(3) VLIW

(4) EPIC

Номер 3

Which computer uses VLIW?

Ответ:

(1) Mark

(2) Z-3

(3) ILLIAK IV

(4) ELBRUS

Упражнение 8:

Номер 1

If some data were used from cache-table then:

Ответ:

(1) it will be erased from cache

(2) it will be given the highest priority

(3) it will be given the lowest priority

(4) it will be sent to the main memory

Номер 2

What is the most popular protocol in Internet?

Ответ:

(1) FTP

(2) EDGE

(3) TCP/IP

(4) Ethernet

Номер 3

What equipment controls communications usually?

Ответ:

(1) trigger

(2) condenser

(3) chip

(4) cabel

Упражнение 9:

Номер 1

What is responsible for writing to the main memory?

Ответ:

(1) CPU

(2) trigger

(3) cache

(4) chip

Номер 2

A memory consistency means:

Ответ:

(1) all memory elements are in the same state

(2) all memory elements are in different states

(3) dividing memory into some banks

(4) the process when cache are writing into the main memory

Номер 3

When does a collision appear?

Ответ:

(1) when CPU writes in the main memory

(2) when cache write and read at the same time

(3) when two processes are trying to read some information from cache

(4) when process is trying to work with some data but cache is still working with those data

Упражнение 10:

Номер 1

How often are memory exchange operations used according to statistics?(in percent)

Ответ:

(1) 10

(2) 20

(3) 40

(4) 90

Номер 2

 How often are branch operations used according to statistics?(in percent)

Ответ:

(1) 10

(2) 20

(3) 40

(4) 90

Номер 3

How often are compare operations used according to statistics?(in percent)

Ответ:

(1) 10

(2) 20

(3) 40

(4) 90

Упражнение 11:

Номер 1

The main idea of RISK is:

Ответ:

(1) place several instructions in one chip

(2) place several instructions in a lot of chips

(3) using cache

(4) using a lot of processors

Номер 2

If compare RISK and CISK:

Ответ:

(1) RISK faster

(2) CISK faster

(3) CISK has longer object code

(4) RISK has longer object code

Номер 3

RISK faster than CISK in … times

Ответ:

(1) 2

(2) 3

(3) 4

(4) 5

Упражнение 12:

Номер 1

According to RISK principals all machine instructions:

Ответ:

(1) must be different length

(2) must be the same length

(3) must be in cache

(4) must be compiled

Номер 2

According to RISK principals all machine instructions must execute in … clock:

Ответ:

(1) 1

(2) 2

(3) 3

(4) 4

Номер 3

  According to RISK principals:

Ответ:

(1) RISK computer must have a lot of registers

(2) RISK computer must have a lot of triggers

(3) RISK computer must work only with high-level languages

(4) RISK computer must work only with low-level languages

Computer Architecture - тест 7