1.In a 8-bit Microcomputer having 8k bytes of RAM Memory,the length of stack pointer
(A)5
(B)8
(C)11
(D)13
2.The HL pair of 8085 microprocessor is loaded with 0505 H. The HL Pair is decremented to 000 H. Which flag will be affected?
(A)Z flag
(B)C flag
(C)No flag is affected
(D)P flag
3.The memory addressing mode that takes the least time is
(A)direct addressing
(B)register addressing
(C)immediate addressing
(D)implicit
4.The input power factor of a cyclo converter is :
(A)High
(B)Low
(C)Always equal to unity
(D)Leading
5.The carrier Oscillator of a directly modulated FM transmitter generates a
(A)Sine wave
(B)Triangular wave
(C)Ramp wave
(D)Pulse
6.In a given medium ?/(??)=?3 . The magnetic and electric fields are out of phase by
(A) 15o
(B) 60o
(C) 90o
(D) 30o
7.The purpose of cathode in microwave tube is
(A)to produce electrons
(B)to collect electrons
(C)to reduce electrons
(D)to increase electrons
8.The focusing structure is used in microwave tubes to
(A)produce electron beam
(B)counter the inter-electron repulsive force
(C)protect RF cavity
(D)Protect repeller electrode
9.Which is an infinite loop in C language?
(A)for(x=0;x?10,x++)
(B)for(;x?10)
(C)for(x=0;x?10)
(D)for(;;x++)
10.What is the error in the given code?
Int*p;
*p=12.9;
(A) pointer p is of type int but is assigned real value
(B) pointer p is un-initialized, thus can cause error while execution
(C) no error in code
(D) all the above
11.For a statement Do 100 I=L,M,N,the number of iterations will be
(A) (M-L)/N
(B) 1+(M-L)/N
(C) 1-(M-L)/N
(D) 1+(M+L)/N