

McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Science in Computer Science (BSc CS) .
101. |
The port lines are connected to data lines of the _____ |
A. | peripheral |
B. | microprocessor |
C. | address decoder |
D. | data decoder |
Answer» A. peripheral |
102. |
The _________ input to 8255A is usually activated by Microprocessor in system |
A. | clear |
B. | reset |
C. | ports |
D. | address bus |
Answer» B. reset |
103. |
__________ is useful for the generation of accurate time delay |
A. | 8254 |
B. | 8255A |
C. | 8237A |
D. | 8279 |
Answer» A. 8254 |
104. |
_________ is used to refresh D-Ram and regular intervals and provide timing signals |
A. | 8255A |
B. | 8237A |
C. | 8254 |
D. | 8279 |
Answer» C. 8254 |
105. |
The 8254 contains __________ counters |
A. | 2-16 bit |
B. | 3-16 bit |
C. | 2-8 bit. |
D. | 3-8 bit |
Answer» B. 3-16 bit |
106. |
The data bus buffer is _________data line |
A. | unidirectional |
B. | bidirectional |
C. | no direction |
D. | multi direction |
Answer» B. bidirectional |
107. |
In 8254 there are ________ pins |
A. | 20 |
B. | 24 |
C. | 30 |
D. | 40 |
Answer» B. 24 |
108. |
The data lines is used to transfer _______ |
A. | count, control and status word |
B. | data, control and status word |
C. | data, count |
D. | count status word |
Answer» A. count, control and status word |
109. |
The ________ input is connected to an output of the address decoder |
A. | address bus |
B. | data bus |
C. | chip select |
D. | reset |
Answer» C. chip select |
110. |
The clock signal of frequency upto _____ is supplied to clock input |
A. | 16 MHz |
B. | 8 MHz |
C. | 32 MHz |
D. | 4 MHz |
Answer» B. 8 MHz |
111. |
The ________ input is used to enable or disable |
A. | Clk |
B. | out |
C. | Reset |
D. | gate |
Answer» D. gate |
112. |
The _______ generates output way forms on the out and output line |
A. | Counter |
B. | clock |
C. | Gate |
D. | out |
Answer» A. Counter |
113. |
The ____ is constructed for the desired mode and return into control register |
A. | control word |
B. | clk signal |
C. | Gate |
D. | reset |
Answer» A. control word |
114. |
The internal block of 8237 consists of _________ channels |
A. | 2 |
B. | 3 |
C. | 4 |
D. | 5 |
Answer» C. 4 |
115. |
The _______ allow data transfer between memory and peripherals |
A. | DMA technique |
B. | Microprocessor |
C. | Register |
D. | Decoder |
Answer» A. DMA technique |
116. |
The ________ in 8237 operates in either master or in slave mode |
A. | microprocessor |
B. | register |
C. | dma controller |
D. | decoder |
Answer» C. dma controller |
117. |
There are _____different types of interface in micro computer system |
A. | 3 |
B. | 4 |
C. | 5 |
D. | 2 |
Answer» D. 2 |
118. |
_________ is used in high speed transfer is required |
A. | dma technique |
B. | serial communication interface |
C. | microprocessor |
D. | register |
Answer» A. dma technique |
119. |
________ is used to eliminate clock signal |
A. | synchronous |
B. | asynchronous |
C. | serial |
D. | dma |
Answer» B. asynchronous |
120. |
Synchronization bit at the beginning of character is called ________ |
A. | stop bit |
B. | simplex |
C. | half duplex |
D. | start bit |
Answer» D. start bit |
121. |
Who introduced Pentium family? |
A. | intel |
B. | wipro |
C. | cts |
D. | samsung |
Answer» A. intel |
122. |
Pentium pro processor is a ______ generation of device |
A. | first |
B. | second |
C. | third |
D. | fourth |
Answer» B. second |
123. |
In which year, Pentium pro processor introduced? |
A. | 1996 |
B. | 1998 |
C. | 1995 |
D. | 1999 |
Answer» C. 1995 |
124. |
_______ has been enhanced to provide higher performance for multimedia & communication applications. |
A. | Pentium I |
B. | Pentium II |
C. | Pentium processor with MMX technology |
D. | Pentium processor with Celeron technology |
Answer» C. Pentium processor with MMX technology |
125. |
________ is used in desktop and laptop personal computers |
A. | Pentium processor with MMX technology |
B. | Pentium Pro Processor |
C. | Celeron Processor |
D. | Intel Processor |
Answer» A. Pentium processor with MMX technology |
126. |
Expansion of SPGA is _________ |
A. | Staggered Pin Grid-Array package |
B. | Staggered Point Grid-Array package |
C. | Staggered Plus Grid-Array package |
D. | Staggered per grid-Array package |
Answer» A. Staggered Pin Grid-Array package |
127. |
Pentium pro processor has _______ die |
A. | one |
B. | three |
C. | two |
D. | four |
Answer» C. two |
128. |
In Pentium-pro processor, dies are manufactured using intel ___ mm BICMOS process |
A. | 0.25 |
B. | 0.35 |
C. | 0.45 |
D. | 0.50 |
Answer» B. 0.35 |
129. |
The circuitry of the Pentium pro processor is equivalent to _______ million transistors |
A. | 1.5 |
B. | 2.5 |
C. | 3.5 |
D. | 5.5 |
Answer» D. 5.5 |
130. |
Pentium-pro processor design implements________ micro architecture |
A. | P2 |
B. | P4 |
C. | P6 |
D. | P8 |
Answer» C. P6 |
131. |
Micro architecture employs _________ execution |
A. | static |
B. | dynamic |
C. | static and dynamic |
D. | none |
Answer» B. dynamic |
132. |
________ is performed to determine the best order of for execution of instructions |
A. | system flow analysis |
B. | process flow analysis |
C. | data flow analysis. |
D. | control flow analysis |
Answer» C. data flow analysis. |
133. |
Pentium processor with MMX technology includes _____ new instructions and 4 new _______ data types |
A. | 50 & 64 bit |
B. | 55 & 63 bit |
C. | 57 & 64 bit |
D. | 51 & 61 bit |
Answer» A. 50 & 64 bit |
134. |
Pentium II processor is a ____generation |
A. | first |
B. | second |
C. | third |
D. | fourth |
Answer» C. third |
135. |
Pentium II processor was introduced in the year _______. |
A. | 1990 |
B. | 1995 |
C. | 1998 |
D. | 1992 |
Answer» C. 1998 |
136. |
________followed Celeron processor and Pentium II Xeon processor |
A. | pentium pro processor |
B. | pentium ii processor |
C. | pentium iii processor |
D. | pentium iv processor |
Answer» B. pentium ii processor |
137. |
Pentium II xeon processor offers _______ performance than the std Pentium II processor |
A. | lower |
B. | higher |
C. | medium |
D. | none |
Answer» B. higher |
138. |
Dual independent bus architecture was first introduced in the ________________ |
A. | pentium pro processor |
B. | pentium II processor |
C. | pentium III processor |
D. | pentium IV processor |
Answer» A. pentium pro processor |
139. |
How many buses provided in Pentium II processor? |
A. | one |
B. | two |
C. | three |
D. | four |
Answer» B. two |
140. |
The system bus of both Pentium pro and Pentium II processors carry ______ bytes per clock |
A. | 4 |
B. | 8 |
C. | 7 |
D. | 5 |
Answer» B. 8 |
141. |
The maximum speed of Pentium II processor is increased to _______ MHz |
A. | 200 |
B. | 300 |
C. | 100 |
D. | 500 |
Answer» C. 100 |
142. |
Backside bus between L2 cache and MPU is _____ speed |
A. | higher |
B. | lower |
C. | medium |
D. | Infinite |
Answer» A. higher |
143. |
The peak bus bandwidth of backside bus (cache bus) is ______ Mbytes/second |
A. | 1000 |
B. | 1600 |
C. | 2600 |
D. | 3400 |
Answer» B. 1600 |
144. |
ECC & FRC were first introduced in _________ |
A. | pentium pro processor |
B. | pentium II processor |
C. | pentium II xeon processor |
D. | pentium III xeon processor |
Answer» A. pentium pro processor |
145. |
Pentium III processor was introduced in _______ |
A. | 1999 |
B. | 2000 |
C. | 2010 |
D. | 2009 |
Answer» A. 1999 |
146. |
Pentium III processor is manufactured using ____ process technology |
A. | 0.17 |
B. | 0.16 |
C. | 0.18 |
D. | 0.15 |
Answer» C. 0.18 |
147. |
In Pentium III processor, the P6 micro architecture is enriched with an additional ______ instructions |
A. | 20 |
B. | 30 |
C. | 40 |
D. | 70 |
Answer» D. 70 |
148. |
The 80386 Microprocessor family is a _____ bit microprocessor |
A. | 8 |
B. | 16 |
C. | 32 |
D. | 64 |
Answer» C. 32 |
149. |
In which year, 80386 microprocessor was introduced? |
A. | 1999 |
B. | 1995 |
C. | 1985 |
D. | 1990 |
Answer» C. 1985 |
150. |
Which family was the sixth member of 8086 family of microprocessors? |
A. | 8086 |
B. | 8085 |
C. | 80396 DX |
D. | 80486 SX |
Answer» C. 80396 DX |
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