The computer memory module speed is specified in catalogs or literature either by the speed in MHz (for example DDR4-xxxx) or in MB/s (for example PC4-xxxx) or both. For example, if the memory speed is DDR4-4700, then the corresponding speed in MB/s is PC4-______
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The computer memory module speed is specified in catalogs or literature either by the speed in MHz (for example DDR4-xxxx) or in MB/s (for example PC4-xxxx) or both.
For example, if the memory speed is DDR4-4700, then the corresponding speed in MB/s is PC4-______
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- Assembly (machine) language programs for most computers use __________ notation to represent memory address values.The memory location at address 00002001 contains the memory variable in binary form. What is the data memory variable in hexadecimal form? MEMORY 1110 1011 00002001 1110 1010 00002000 1110 1001 00001999 1110 1000 00001998 1110 0111 00001997 1110 0110 00001996 DATA ADDRESS The data memory variable in hexadecimal form is E7. a. b. The data memory variable in hexadecimal form is EA. The data memory variable in hexadecimal form is EB. C. The data memory variable in hexadecimal form is E9. Od.Memory Address Memory Content Øx20000013 Øx79 Øx20000012 Өхcd Øx20000011 Øxa3 Øx20000010 Oxfd ØX2000000F Øx12 According to the memory view given below, if RO = 0x20000004, after executing the LDMIA r0, {r7, r3, r9} instruction, which of the following are the contents of the r3 and r0 registers, respectively (data layout big endian)? Øx2000000E Øxod ØX2000000D Øxe0 Øx2000000C Өxeb ØX2000000B Øx2c ØX2000000A Øx1a Øx20000009 Øxdc Øx20000008 Ox11 Øx20000007 Өx34 Øx20000006 Øxce Øx20000005 Øxfd Øx20000004 Øxe4 Øx20000003 Øxa2 Øx20000002 Øx3f Øx20000001 Øx06 Øx20000000 Øxf5 Lütfen birini seçin: O A. R3= 0X2C1ADC11 ro =0x20000010 O B. R3= 0X34CEFDE4 r0 =0x20000010 O C. R3= 0X11DC1A2C ro =0x2000000C O D. R3= 0XE4FDCE34 ro =0x20000010 O E. R3= 0XE4FDCE34 ro =0x20000004
- 8- The memory unit of a computer has 2.00E+20 words. The computer has instruction format with four fields; 3- An operation code field, a mode field to specify one of 4 addressing modes, a register address field to specify one of 65 processor registers, and a memory address. i- ii- Specify the number of bits in each field if the instruction occupies one memory word of 32 bits. Opcode Mode Register AR Specify the size of the memory word and the number of bits in each field if the available number of opcodes is increased to 32. word Opcode Mode Register AR iii- Find the size of the new memory in K Bytes (1K=1024 Bytes) Memory size in K Bytes Memory size in K Bytes8- The memory unit of a computer has 2.00E+20 words. The computer has instruction format with four fields: 3-An operation code field, a mode field to specify one of 4 addressing modes, a register address field to specify one of 65 processor registers, and a memory address. - Specify the number of bits in each field if the instruction occupies one memory word of 32 bits. Opcode Mode Register AR ii-Specify the size of the memory word and the number of bits in each field if the available number of opcodes is increased to 32. word Opcode Mode Register AR Find the size of the new memory in K Bytes (1K-1024 Bytes) Memory size in KBytes Memory size in KBytesThe memory unit of a computer has 1M words of 32 bits each. The computer has an instruction format with 4 fields: an opcode field; a mode field to specify 1 of 6 addressing modes; a register address field to specify one of 28 registers; and a memory address field. Assume an instruction is 32 bits long. Answer the following: a) How large must the mode field be? b) How large must the register field be? c) How large must the address field be? d) How large is the opcode field?
- Suppose r0 = ox300010A0, r2 = 0x00000011, and the memory layout is as follows Address: Data: 0x300010A7 0x72 0x300010A6 0XA5 0x300010A5 0x9F 0x300010A4 0x00 0x300010A3 0x50 0x300010A2 0x2B 0x300010A1 0XA5 0x300010A0 0x01 -What is the Value of r0 and r1 after executing LDR r1, [r0, #2] -What are the values of r0 and r1 after executing the following code? Illustrate your process in a memory map. LDR r1, [r0], #3 ADD r1, r1, r2 STR r1, [r0, r#4]The Basic Computer stored a program in their memory unit as shown below. Fill Out the following table with the content of the registers (AC, PC, IR) after each instruction is executed. Note: all numbers are in the hexadecimal. 000 CLA 001 Add 016 AC PC 010 Bun 014 21 013 Halt 014 And 017 015 Bun 013 016 A001 017 DFFFTask4: Assume that you have a computer system with the following specifications: A processor with 16-bit word size. RAM with size 8GB Answer the following questions Question1: How many read operations are needed to perform a * b, where a and b are variables of size 64 bits each. Question2: Compute the width of the address and data bus considering RAM and processor. Question3: What is the Data Transfer Rate (Bus Capacity) where the data transfer unit is 32 bits and the bus cycle time is 0.2 nanoseconds
- Suppose r0 = ox300010A0, r2 = 0x00000011, and the memory layout is as follows Address: Data: 0x300010A7 0x72 0x300010A6 0XA5 0x300010A5 0x9F 0x300010A4 0x00 0x300010A3 0x50 0x300010A2 0x2B 0x300010A1 0XA5 0x300010A0 0x01 -What are the values of r0 and r1 after executing the following code? Illustrate your process in a memory map. LDR r1, [r0], #3 ADD r1, r1, r2 STR r1, [r0, r#4]In computing, there are two types of memory allocation: static and dynamic.An operating system provides a system call for requesting allocation of memory. An experienced programmer offers the following advice “If your program contains many requests for memory, you can speed up its execution by combining all these requests into a single system call ” Explain why this is so.