1
GATE ECE 2007
MCQ (Single Correct Answer)
+2
-0.6
Consider the function $$\,f\left( x \right) = {x^2} - x - 2.\,$$ The maximum value of $$f(x)$$ in the closed interval $$\left[ { - 4,4} \right]\,$$
A
$$18$$
B
$$10$$
C
$$-2.25$$
D
indeterminate
2
GATE ECE 2007
MCQ (Single Correct Answer)
+1
-0.3
For $$\left| x \right| < < 1,\,\cot \,h\left( x \right)\,\,\,$$ can be approximated as
A
$$x$$
B
$${x^2}$$
C
$${1 \over x}$$
D
$${1 \over {{x^2}}}$$
3
GATE ECE 2007
MCQ (Single Correct Answer)
+2
-0.6
An 8085 assembly language program is given below.
Line 1: MVI A, B5H
2: MVI B, 0EH
3: XRI 69H
4: ADD B
5: ANI 9BH
6: CPI 9FH
7: STA 3010H
8: HLT

The contents of the accumulator just after execution of the ADD instruction in line 4 will be

A
C3H
B
EAH
C
DCH
D
69H
4
GATE ECE 2007
MCQ (Single Correct Answer)
+2
-0.6
An 8085 assembly language program is given below.
Line 1: MVI A, B5H
2: MVI B, 0EH
3: XRI 69H
4: ADD B
5: ANI 9BH
6: CPI 9FH
7: STA 3010H
8: HLT

After execution of line of the program, the status of the CY and Z flags will be

A
CY= 0, Z=0
B
CY= 0, Z=1
C
CY= 1, Z=0
D
CY= 1, Z=1